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c1
p8rq79j4h 2 years ago
parent 3aaec9cca3 b5ec589038
commit b535772b3c
15 changed files with 1892 additions and 7 deletions
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153
.drawio.svg
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@ -0,0 +1,153 @@
<svg host="65bd71144e" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" version="1.1" width="453px" height="251px" viewBox="-0.5 -0.5 453 251" content="&lt;mxfile&gt;&lt;diagram id=&quot;VLZcfbIP7wRCanH8fPy1&quot; name=&quot;Page-1&quot;&gt;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&lt;/diagram&gt;&lt;/mxfile&gt;">
<defs/>
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<g transform="translate(-0.5 -0.5)">
<switch>
<foreignObject pointer-events="none" width="100%" height="100%" requiredFeatures="http://www.w3.org/TR/SVG11/feature#Extensibility" style="overflow: visible; text-align: left;">
<div xmlns="http://www.w3.org/1999/xhtml" style="display: flex; align-items: unsafe center; justify-content: unsafe center; width: 78px; height: 1px; padding-top: 40px; margin-left: 3px;">
<div data-drawio-colors="color: rgb(0, 0, 0); " style="box-sizing: border-box; font-size: 0px; text-align: center;">
<div style="display: inline-block; font-size: 12px; font-family: Helvetica; color: rgb(0, 0, 0); line-height: 1.2; pointer-events: all; white-space: normal; overflow-wrap: normal;">
<br/>
<div style="color: rgb(212, 212, 212); background-color: rgb(30, 30, 30); font-family: Consolas, &quot;Courier New&quot;, monospace; font-weight: normal; font-size: 14px; line-height: 19px;">
<div>
<span style="color: #569cd6;font-weight: bold;">
update_data
</span>
</div>
</div>
<div>
<br/>
</div>
<div>
<br/>
</div>
</div>
</div>
</div>
</foreignObject>
<text x="42" y="44" fill="rgb(0, 0, 0)" font-family="Helvetica" font-size="12px" text-anchor="middle">
update_data...
</text>
</switch>
</g>
<path d="M 82 160 L 155.63 160" fill="none" stroke="rgb(0, 0, 0)" stroke-miterlimit="10" pointer-events="stroke"/>
<path d="M 160.88 160 L 153.88 163.5 L 155.63 160 L 153.88 156.5 Z" fill="rgb(0, 0, 0)" stroke="rgb(0, 0, 0)" stroke-miterlimit="10" pointer-events="all"/>
<rect x="2" y="120" width="80" height="80" fill="rgb(255, 255, 255)" stroke="rgb(0, 0, 0)" pointer-events="all"/>
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<g transform="translate(-0.5 -0.5)">
<switch>
<foreignObject pointer-events="none" width="100%" height="100%" requiredFeatures="http://www.w3.org/TR/SVG11/feature#Extensibility" style="overflow: visible; text-align: left;">
<div xmlns="http://www.w3.org/1999/xhtml" style="display: flex; align-items: unsafe center; justify-content: unsafe center; width: 74px; height: 1px; padding-top: 160px; margin-left: 5px;">
<div data-drawio-colors="color: rgb(0, 0, 0); " style="box-sizing: border-box; font-size: 0px; text-align: center;">
<div style="display: inline-block; font-size: 12px; font-family: Helvetica; color: rgb(0, 0, 0); line-height: 1.2; pointer-events: all; white-space: normal; overflow-wrap: normal;">
输入学生学号
</div>
</div>
</div>
</foreignObject>
<text x="42" y="164" fill="rgb(0, 0, 0)" font-family="Helvetica" font-size="12px" text-anchor="middle">
输入学生学号
</text>
</switch>
</g>
<path d="M 382 100 L 337 100 Q 327 100 327 110 L 327 150 Q 327 160 317 160 L 282 160 Q 272 160 282 160 L 317 160 Q 327 160 327 170 L 327 210 Q 327 220 337 220 L 382 220" fill="none" stroke="rgb(0, 0, 0)" stroke-miterlimit="10" pointer-events="all"/>
<path d="M 271.84 160.78 L 275.65 160.49" fill="none" stroke="rgb(0, 0, 0)" stroke-miterlimit="10" pointer-events="stroke"/>
<path d="M 280.89 160.09 L 274.17 164.11 L 275.65 160.49 L 273.64 157.13 Z" fill="rgb(0, 0, 0)" stroke="rgb(0, 0, 0)" stroke-miterlimit="10" pointer-events="all"/>
<ellipse cx="217" cy="165" rx="55" ry="55" fill="rgb(255, 255, 255)" stroke="rgb(0, 0, 0)" pointer-events="all"/>
<g transform="translate(-0.5 -0.5)">
<switch>
<foreignObject pointer-events="none" width="100%" height="100%" requiredFeatures="http://www.w3.org/TR/SVG11/feature#Extensibility" style="overflow: visible; text-align: left;">
<div xmlns="http://www.w3.org/1999/xhtml" style="display: flex; align-items: unsafe center; justify-content: unsafe center; width: 108px; height: 1px; padding-top: 165px; margin-left: 163px;">
<div data-drawio-colors="color: rgb(0, 0, 0); " style="box-sizing: border-box; font-size: 0px; text-align: center;">
<div style="display: inline-block; font-size: 12px; font-family: Helvetica; color: rgb(0, 0, 0); line-height: 1.2; pointer-events: all; white-space: normal; overflow-wrap: normal;">
查找学生是否已经能够录入
</div>
</div>
</div>
</foreignObject>
<text x="217" y="169" fill="rgb(0, 0, 0)" font-family="Helvetica" font-size="12px" text-anchor="middle">
查找学生是否已经能够录入
</text>
</switch>
</g>
<path d="M 344.5 77.5 C 334.5 77.5 332 85 340 86.5 C 332 89.8 341 97 347.5 94 C 352 100 367 100 372 94 C 382 94 382 88 375.75 85 C 382 79 372 73 363.25 76 C 357 71.5 347 71.5 344.5 77.5 Z" fill="rgb(255, 255, 255)" stroke="rgb(0, 0, 0)" stroke-miterlimit="10" pointer-events="all"/>
<g transform="translate(-0.5 -0.5)">
<switch>
<foreignObject pointer-events="none" width="100%" height="100%" requiredFeatures="http://www.w3.org/TR/SVG11/feature#Extensibility" style="overflow: visible; text-align: left;">
<div xmlns="http://www.w3.org/1999/xhtml" style="display: flex; align-items: unsafe center; justify-content: unsafe center; width: 48px; height: 1px; padding-top: 85px; margin-left: 333px;">
<div data-drawio-colors="color: rgb(0, 0, 0); " style="box-sizing: border-box; font-size: 0px; text-align: center;">
<div style="display: inline-block; font-size: 12px; font-family: Helvetica; color: rgb(0, 0, 0); line-height: 1.2; pointer-events: all; white-space: normal; overflow-wrap: normal;">
不存在
</div>
</div>
</div>
</foreignObject>
<text x="357" y="89" fill="rgb(0, 0, 0)" font-family="Helvetica" font-size="12px" text-anchor="middle">
不存在
</text>
</switch>
</g>
<path d="M 344.5 227.5 C 334.5 227.5 332 235 340 236.5 C 332 239.8 341 247 347.5 244 C 352 250 367 250 372 244 C 382 244 382 238 375.75 235 C 382 229 372 223 363.25 226 C 357 221.5 347 221.5 344.5 227.5 Z" fill="rgb(255, 255, 255)" stroke="rgb(0, 0, 0)" stroke-miterlimit="10" pointer-events="all"/>
<g transform="translate(-0.5 -0.5)">
<switch>
<foreignObject pointer-events="none" width="100%" height="100%" requiredFeatures="http://www.w3.org/TR/SVG11/feature#Extensibility" style="overflow: visible; text-align: left;">
<div xmlns="http://www.w3.org/1999/xhtml" style="display: flex; align-items: unsafe center; justify-content: unsafe center; width: 48px; height: 1px; padding-top: 235px; margin-left: 333px;">
<div data-drawio-colors="color: rgb(0, 0, 0); " style="box-sizing: border-box; font-size: 0px; text-align: center;">
<div style="display: inline-block; font-size: 12px; font-family: Helvetica; color: rgb(0, 0, 0); line-height: 1.2; pointer-events: all; white-space: normal; overflow-wrap: normal;">
存在
</div>
</div>
</div>
</foreignObject>
<text x="357" y="239" fill="rgb(0, 0, 0)" font-family="Helvetica" font-size="12px" text-anchor="middle">
存在
</text>
</switch>
</g>
<rect x="389" y="80" width="63" height="60" rx="9" ry="9" fill="rgb(255, 255, 255)" stroke="rgb(0, 0, 0)" pointer-events="all"/>
<g transform="translate(-0.5 -0.5)">
<switch>
<foreignObject pointer-events="none" width="100%" height="100%" requiredFeatures="http://www.w3.org/TR/SVG11/feature#Extensibility" style="overflow: visible; text-align: left;">
<div xmlns="http://www.w3.org/1999/xhtml" style="display: flex; align-items: unsafe center; justify-content: unsafe center; width: 61px; height: 1px; padding-top: 110px; margin-left: 390px;">
<div data-drawio-colors="color: rgb(0, 0, 0); " style="box-sizing: border-box; font-size: 0px; text-align: center;">
<div style="display: inline-block; font-size: 12px; font-family: Helvetica; color: rgb(0, 0, 0); line-height: 1.2; pointer-events: all; white-space: normal; overflow-wrap: normal;">
退出
</div>
</div>
</div>
</foreignObject>
<text x="421" y="114" fill="rgb(0, 0, 0)" font-family="Helvetica" font-size="12px" text-anchor="middle">
退出
</text>
</switch>
</g>
<rect x="389" y="190" width="63" height="60" rx="9" ry="9" fill="rgb(255, 255, 255)" stroke="rgb(0, 0, 0)" pointer-events="all"/>
<g transform="translate(-0.5 -0.5)">
<switch>
<foreignObject pointer-events="none" width="100%" height="100%" requiredFeatures="http://www.w3.org/TR/SVG11/feature#Extensibility" style="overflow: visible; text-align: left;">
<div xmlns="http://www.w3.org/1999/xhtml" style="display: flex; align-items: unsafe center; justify-content: unsafe center; width: 61px; height: 1px; padding-top: 220px; margin-left: 390px;">
<div data-drawio-colors="color: rgb(0, 0, 0); " style="box-sizing: border-box; font-size: 0px; text-align: center;">
<div style="display: inline-block; font-size: 12px; font-family: Helvetica; color: rgb(0, 0, 0); line-height: 1.2; pointer-events: all; white-space: normal; overflow-wrap: normal;">
输出学生信息
</div>
</div>
</div>
</foreignObject>
<text x="421" y="224" fill="rgb(0, 0, 0)" font-family="Helvetica" font-size="12px" text-anchor="middle">
输出学生信息
</text>
</switch>
</g>
</g>
<switch>
<g requiredFeatures="http://www.w3.org/TR/SVG11/feature#Extensibility"/>
<a transform="translate(0,-5)" xlink:href="https://www.diagrams.net/doc/faq/svg-export-text-problems" target="_blank">
<text text-anchor="middle" font-size="10px" x="50%" y="100%">
Text is not SVG - cannot display
</text>
</a>
</switch>
</svg>
Side by Side

After

Width:  |  Height:  |  Size: 14 KiB

18
.vscode/c_cpp_properties.json vendored
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@ -0,0 +1,18 @@
{
"configurations": [
{
"name": "windows-gcc-x64",
"includePath": [
"${workspaceFolder}/**"
],
"compilerPath": "C:/mingw64/bin/gcc.exe",
"cStandard": "${default}",
"cppStandard": "${default}",
"intelliSenseMode": "windows-gcc-x64",
"compilerArgs": [
""
]
}
],
"version": 4
}

24
.vscode/launch.json vendored
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@ -0,0 +1,24 @@
{
"version": "0.2.0",
"configurations": [
{
"name": "C/C++ Runner: Debug Session",
"type": "cppdbg",
"request": "launch",
"args": [],
"stopAtEntry": false,
"externalConsole": true,
"cwd": "c:/Users/王德沅/c/test1",
"program": "c:/Users/王德沅/c/test1/build/Debug/outDebug",
"MIMode": "gdb",
"miDebuggerPath": "gdb",
"setupCommands": [
{
"description": "Enable pretty-printing for gdb",
"text": "-enable-pretty-printing",
"ignoreFailures": true
}
]
}
]
}

38
.vscode/settings.json vendored
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@ -0,0 +1,38 @@
{
"C_Cpp_Runner.cCompilerPath": "gcc",
"C_Cpp_Runner.cppCompilerPath": "g++",
"C_Cpp_Runner.debuggerPath": "gdb",
"C_Cpp_Runner.cStandard": "",
"C_Cpp_Runner.cppStandard": "",
"C_Cpp_Runner.msvcBatchPath": "",
"C_Cpp_Runner.useMsvc": false,
"C_Cpp_Runner.warnings": [
"-Wall",
"-Wextra",
"-Wpedantic",
"-Wshadow",
"-Wformat=2",
"-Wconversion",
"-Wnull-dereference",
"-Wsign-conversion"
],
"C_Cpp_Runner.enableWarnings": true,
"C_Cpp_Runner.warningsAsError": false,
"C_Cpp_Runner.compilerArgs": [],
"C_Cpp_Runner.linkerArgs": [],
"C_Cpp_Runner.includePaths": [],
"C_Cpp_Runner.includeSearch": [
"*",
"**/*"
],
"C_Cpp_Runner.excludeSearch": [
"**/build",
"**/build/**",
"**/.*",
"**/.*/**",
"**/.vscode",
"**/.vscode/**"
],
"C_Cpp_Runner.useAddressSanitizer": false,
"C_Cpp_Runner.showCompilationTime": false
}

35
README.md
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@ -18,9 +18,9 @@
| C4 添加库存记录 | 王凯旋 | 王德沅 | 冯国平 | 苏永涛 |
| C5查询库存记录 | 冯国平 | 王德沅 | 苏永涛 | 王凯旋 |
| C6打印库存列表 | 王德沅 | 苏永涛 | 冯国平 | 王凯旋 |
| C7修改库存记录 | 苏永涛 | 王凯旋 | 王凯旋 | 冯国平 |
| C7修改库存记录 | 苏永涛 | 王德沅 | 王凯旋 | 冯国平 |
| C8删除库存记录 | 冯国平 | 王凯旋 | 苏永涛 | 王德沅 |
| C9库存记录排序 | 王德沅 | 苏永涛 | 王凯旋 | 苏永涛 |
| C9库存记录排序 | 王德沅 | 冯国平 | 王凯旋 | 苏永涛 |
| C10从文件中读取库存记录 | 王凯旋 | 苏永涛 | 冯国平 | 王德沅 |
| C11从库存保存到文件 | 苏永涛 | 王德沅 | 王凯旋 | 冯国平 |
| C12以图标方式显示库存记录 | 冯国平 | 苏永涛 | 王德沅 | 王凯旋 |
@ -341,7 +341,7 @@ Step 2.4: if c == CMD_SAVE then 保存数据
Step 2.5: if c == CMD_PRINT then 打印数据
Step 2.6:
![主程序流程图](images/main.drawio.svg)
![picture-main.draw](/picture-main.drawio.svg)
#### save_data
@ -351,7 +351,7 @@ Step 3: if 打开文件失败 then 提示打开文件失败并结束
Step 4: 将所有库存记录写入文件
Step 5: 关闭文件
![保存数据流程图](images/save_data.drawio.svg)
![picture-save.draw](/picture-save.draw.svg)
#### add_data
@ -362,7 +362,7 @@ Step 4: 输入零件名和库存数量
Step 5: 添加新零件到数据
Step 6: 提示添加成功
![添加库存记录流程图](images/add_data.drawio.svg)
![picture-add.draw](/picture-add.drawio.svg)
### query_data
@ -372,7 +372,7 @@ Step 3：查询最后一个学生结束
Step 4：if未查询到提示学生不存在
Step 5：else打印学生信息
![查询流程图](https://code.educoder.net/repo/p8rq79j4h/test1/raw/branch/master/picture.drawio.svg)
![picture.draw](/picture.drawio.svg)
### printf_data
@ -405,9 +405,19 @@ Step 4:否则提示不存在并结束
### sort_data
Step 1:对库存记录按学号从小到大排序
<<<<<<< HEAD
<<<<<<< HEAD
=======
Step 2:将按照学生成绩排序，若前面的比后面大，则交换
Step 3：每次遍历记录是否交换，若没有交换，则排序结束
Step 4：若成绩相同，则按照学号从小到大排序
>>>>>>> 8892531498f3879c5e2a02c0346d2e14e7d0d0ff
=======
Step 2:将按照学生成绩排序，若前面的比后面大，则交换
Step 3：每次遍历记录是否交换，若没有交换，则排序结束
Step 4：若成绩相同，则按照学号从小到大排序
>>>>>>> 3aaec9cca337fd57c2c1b138e8ad7fee782cc079
### make_chart
@ -418,10 +428,23 @@ Step 3:若存在则打开文件并读取CSV 格式保存的所有库存记录
Step 4:否则给出错误信息并结束
<<<<<<< HEAD
<<<<<<< HEAD
=======
### read_data
Step 1:输入文件名
Step 2：查看输入的文件名是否和已有的文件相匹配
=======
### read_data
Step 1:输入文件名
Step 2：查看输入的文件名是否和已有的文化相匹配
>>>>>>> 3aaec9cca337fd57c2c1b138e8ad7fee782cc079
Step 3：若匹配成功，则打开文件
Step 4：若不成功，则返回错误值
Step 5：打开后利用循环，依次输出文件里各个学生的学号，姓名和成绩；
Step 6：关闭文件
<<<<<<< HEAD
>>>>>>> 8892531498f3879c5e2a02c0346d2e14e7d0d0ff
=======
>>>>>>> 3aaec9cca337fd57c2c1b138e8ad7fee782cc079

80
daima
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@ -1,4 +1,73 @@
}
<<<<<<< HEAD
// 函数定义
void init(void)
{
puts("程序启动");
}
void quit(void)
{
puts("程序退出");
exit(EXIT_SUCCESS);
}
void display_menu(void)
{
printf("\n%d 读取 | %d 保存 | %d 打印 | %d 查询 | %d 添加\n%d 修改 | %d 删除 | %d 排序 | %d 图表 | %d 退出\n\n", CMD_READ, CMD_SAVE, CMD_PRINT, CMD_QUERY, CMD_INSERT, CMD_UPDATE, CMD_DELETE, CMD_SORT, CMD_CHART, CMD_QUIT);
}
int make_choice(void)
{
int c; // 用户输入
int n = 0; // 正确读入的数据项个数
while (n == 0)
{
printf("请选择：");
n = scanf("%d", &c); // 尝试读入整数 c
scanf("%*[^\n]"); // 跳过一行中剩余的字符
}
return c;
}
//查询
void query_data(void)
{
int num;
printf("输入学生学号： ");
scanf("%d", &num);
int f = -1;
for (int i = 0; i < num_parts; i++)
{
if (num == stu[i].number)
{
f = i;
break;
}
}
if (f == -1)
{
printf("学生不存在");
}
else
{
printf("学生学号：%d\n", stu[f].number);
printf("学生姓名：%s\n", stu[f].name);
printf("学生成绩：%d\n", stu[f].score);
}
}
//打印
void print_data(void)
{
printf("NUMBER | NAME score\n");
for (int i = 0; i < num_parts; i++)
{
printf("%d | %s %d\n", stu[i].number, stu[i].name, stu[i].score);
}
}
//添加
void add_data(void)
=======
else
{
printf("学生已存在");
@ -7,6 +76,7 @@
//修改
void update_data(void)
>>>>>>> 3aaec9cca337fd57c2c1b138e8ad7fee782cc079
{
int num;
printf("输入学生学号：");
@ -22,6 +92,15 @@ void update_data(void)
}
if (f == 0)
{
<<<<<<< HEAD
stu[num_parts].number = num;
printf("输入学生姓名：");
scanf("%s", &stu[num_parts].name);
printf("输入学生成绩：");
scanf("%d", &stu[num_parts].score);
num_parts++;
printf("学生 %d 添加成功\n", num);
=======
printf("学生不存在");
}
else
@ -88,3 +167,4 @@ void read_data(void)
num_parts = i;
printf("读取 %d 记录\n", num_parts);
}
>>>>>>> 3aaec9cca337fd57c2c1b138e8ad7fee782cc079

90
daima1.c
Unescape View File

@ -0,0 +1,90 @@
#define NAME_LEN 31
#define MAX_PARTS 100
/保存学生成绩信息的结构
struct students
{
int number;
char name[NAME_LEN + 1];
int score;
};
static struct students stu[MAX_PARTS];
static int num_parts = 0;
#include <stdio.h>
#include <stdlib.h>
//定义常量
#define CMD_QUIT 0
#define CMD_QUERY 4
#define CMD_INSERT 5
#define CMD_UPDATE 6
#define CMD_DELETE 7
#define CMD_READ 1
#define CMD_SAVE 2
#define CMD_PRINT 3
#define CMD_SORT 8
#define CMD_CHART 9
// 菜单命令的编号
// 函数声明
void init(void);
void quit(void);
void display_menu(void);
int make_choice(void);
void read_data(void); // 读取
void save_data(void); // 保存
void print_data(void); // 打印
void query_data(void); // 查询
void add_data(void); // 添加
void update_data(void); // 修改
void delete_data(void); // 删除
void sort_data(void); // 排序
void make_chart(void); // 图表
int confirm(const char *msg);
// 主程序
int main(void)
{
init(); // 程序启动
while (1)
{
display_menu();
int c = make_choice();
switch (c)
{
case CMD_QUERY:
query_data();
break;
case CMD_INSERT:
add_data();
break;
case CMD_UPDATE:
update_data();
break;
case CMD_DELETE:
delete_data();
break;
case CMD_READ:
read_data();
break;
case CMD_SAVE:
save_data();
break;
case CMD_PRINT:
print_data();
break;
case CMD_SORT:
sort_data();
break;
case CMD_CHART:
make_chart();
break;
default:
puts("命令错误，请重新选择");
break;
case CMD_QUIT:
if (confirm("确定要退出吗？"))
quit(); // 仅在确认后退出
break;
}
}
return 0;

153
delete.drawio.svg
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@ -0,0 +1,153 @@
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<div style="display: inline-block; font-size: 12px; font-family: Helvetica; color: rgb(0, 0, 0); line-height: 1.2; pointer-events: all; white-space: normal; overflow-wrap: normal;">
输入学生学号
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</div>
</div>
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<text x="60" y="144" fill="rgb(0, 0, 0)" font-family="Helvetica" font-size="12px" text-anchor="middle">
输入学生学号
</text>
</switch>
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<g transform="translate(-0.5 -0.5)">
<switch>
<foreignObject pointer-events="none" width="100%" height="100%" requiredFeatures="http://www.w3.org/TR/SVG11/feature#Extensibility" style="overflow: visible; text-align: left;">
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<div style="display: inline-block; font-size: 12px; font-family: Helvetica; color: rgb(0, 0, 0); line-height: 1.2; pointer-events: all; white-space: normal; overflow-wrap: normal;">
判断学号是否存在
</div>
</div>
</div>
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<text x="55" y="329" fill="rgb(0, 0, 0)" font-family="Helvetica" font-size="12px" text-anchor="middle">
判断学号是否存在
</text>
</switch>
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<g transform="translate(-0.5 -0.5)">
<switch>
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删除
</div>
</div>
</div>
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<g transform="translate(-0.5 -0.5)">
<switch>
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<div data-drawio-colors="color: rgb(0, 0, 0); " style="box-sizing: border-box; font-size: 0px; text-align: center;">
<div style="display: inline-block; font-size: 12px; font-family: Helvetica; color: rgb(0, 0, 0); line-height: 1.2; pointer-events: all; white-space: normal; overflow-wrap: normal;">
提示不存在并结束
</div>
</div>
</div>
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<text x="260" y="404" fill="rgb(0, 0, 0)" font-family="Helvetica" font-size="12px" text-anchor="middle">
提示不存在并结束
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<g transform="translate(-0.5 -0.5)">
<switch>
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<div style="display: inline-block; font-size: 12px; font-family: Helvetica; color: rgb(0, 0, 0); line-height: 1.2; pointer-events: all; white-space: normal; overflow-wrap: normal;">
存在
</div>
</div>
</div>
</foreignObject>
<text x="165" y="265" fill="rgb(0, 0, 0)" font-family="Helvetica" font-size="12px" text-anchor="middle">
存在
</text>
</switch>
</g>
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<g transform="translate(-0.5 -0.5)">
<switch>
<foreignObject pointer-events="none" width="100%" height="100%" requiredFeatures="http://www.w3.org/TR/SVG11/feature#Extensibility" style="overflow: visible; text-align: left;">
<div xmlns="http://www.w3.org/1999/xhtml" style="display: flex; align-items: unsafe center; justify-content: unsafe center; width: 28px; height: 1px; padding-top: 389px; margin-left: 151px;">
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<div style="display: inline-block; font-size: 12px; font-family: Helvetica; color: rgb(0, 0, 0); line-height: 1.2; pointer-events: all; white-space: normal; overflow-wrap: normal;">
不存在
</div>
</div>
</div>
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<text x="165" y="393" fill="rgb(0, 0, 0)" font-family="Helvetica" font-size="12px" text-anchor="middle">
不存在
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</switch>
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<div>
<span style="color: #569cd6;font-weight: bold;">
delete_data
</span>
</div>
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<div>
<br/>
</div>
<div>
<br/>
</div>
</div>
</div>
</div>
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<text x="60" y="44" fill="rgb(0, 0, 0)" font-family="Helvetica" font-size="12px" text-anchor="middle">
delete_data...
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<switch>
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<text text-anchor="middle" font-size="10px" x="50%" y="100%">
Text is not SVG - cannot display
</text>
</a>
</switch>
</svg>
Side by Side

After

Width:  |  Height:  |  Size: 13 KiB

521
main.drawio.svg
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@ -0,0 +1,521 @@
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<g transform="translate(-0.5 -0.5)">
<switch>
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<div xmlns="http://www.w3.org/1999/xhtml" style="display: flex; align-items: unsafe center; justify-content: unsafe center; width: 118px; height: 1px; padding-top: 190px; margin-left: 31px;">
<div data-drawio-colors="color: #000000; background-color: #FFFFFF; " style="box-sizing: border-box; font-size: 0px; text-align: center;">
<div style="display: inline-block; font-size: 12px; font-family: Helvetica; color: rgb(0, 0, 0); line-height: 1.2; pointer-events: all; background-color: rgb(255, 255, 255); white-space: normal; overflow-wrap: normal;">
init
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</div>
</div>
</foreignObject>
<text x="90" y="194" fill="#000000" font-family="Helvetica" font-size="12px" text-anchor="middle">
init
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</switch>
</g>
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<path d="M 90 408.88 L 86.5 401.88 L 90 403.63 L 93.5 401.88 Z" fill="#000000" stroke="#000000" stroke-miterlimit="10" pointer-events="all"/>
<rect x="30" y="290" width="120" height="60" rx="9" ry="9" fill="#ffffff" stroke="#000000" pointer-events="all"/>
<g transform="translate(-0.5 -0.5)">
<switch>
<foreignObject pointer-events="none" width="100%" height="100%" requiredFeatures="http://www.w3.org/TR/SVG11/feature#Extensibility" style="overflow: visible; text-align: left;">
<div xmlns="http://www.w3.org/1999/xhtml" style="display: flex; align-items: unsafe center; justify-content: unsafe center; width: 118px; height: 1px; padding-top: 320px; margin-left: 31px;">
<div data-drawio-colors="color: #000000; background-color: #FFFFFF; " style="box-sizing: border-box; font-size: 0px; text-align: center;">
<div style="display: inline-block; font-size: 12px; font-family: Helvetica; color: rgb(0, 0, 0); line-height: 1.2; pointer-events: all; background-color: rgb(255, 255, 255); white-space: normal; overflow-wrap: normal;">
显示菜单
</div>
</div>
</div>
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显示菜单
</text>
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<path d="M 90 508.88 L 86.5 501.88 L 90 503.63 L 93.5 501.88 Z" fill="#000000" stroke="#000000" stroke-miterlimit="10" pointer-events="all"/>
<rect x="30" y="410" width="120" height="60" rx="9" ry="9" fill="#ffffff" stroke="#000000" pointer-events="all"/>
<g transform="translate(-0.5 -0.5)">
<switch>
<foreignObject pointer-events="none" width="100%" height="100%" requiredFeatures="http://www.w3.org/TR/SVG11/feature#Extensibility" style="overflow: visible; text-align: left;">
<div xmlns="http://www.w3.org/1999/xhtml" style="display: flex; align-items: unsafe center; justify-content: unsafe center; width: 118px; height: 1px; padding-top: 440px; margin-left: 31px;">
<div data-drawio-colors="color: #000000; background-color: #FFFFFF; " style="box-sizing: border-box; font-size: 0px; text-align: center;">
<div style="display: inline-block; font-size: 12px; font-family: Helvetica; color: rgb(0, 0, 0); line-height: 1.2; pointer-events: all; background-color: rgb(255, 255, 255); white-space: normal; overflow-wrap: normal;">
选择菜单命令
</div>
</div>
</div>
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选择菜单命令
</text>
</switch>
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<path d="M 165 550 L 233.63 550" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="stroke"/>
<path d="M 238.88 550 L 231.88 553.5 L 233.63 550 L 231.88 546.5 Z" fill="#000000" stroke="#000000" stroke-miterlimit="10" pointer-events="all"/>
<path d="M 90 510 L 165 550 L 90 590 L 15 550 Z" fill="#ffffff" stroke="#000000" stroke-miterlimit="10" pointer-events="all"/>
<g transform="translate(-0.5 -0.5)">
<switch>
<foreignObject pointer-events="none" width="100%" height="100%" requiredFeatures="http://www.w3.org/TR/SVG11/feature#Extensibility" style="overflow: visible; text-align: left;">
<div xmlns="http://www.w3.org/1999/xhtml" style="display: flex; align-items: unsafe center; justify-content: unsafe center; width: 148px; height: 1px; padding-top: 550px; margin-left: 16px;">
<div data-drawio-colors="color: #000000; background-color: #FFFFFF; " style="box-sizing: border-box; font-size: 0px; text-align: center;">
<div style="display: inline-block; font-size: 12px; font-family: Helvetica; color: rgb(0, 0, 0); line-height: 1.2; pointer-events: all; background-color: rgb(255, 255, 255); white-space: normal; overflow-wrap: normal;">
读取数据
</div>
</div>
</div>
</foreignObject>
<text x="90" y="554" fill="#000000" font-family="Helvetica" font-size="12px" text-anchor="middle">
读取数据
</text>
</switch>
</g>
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<path d="M 90 778.88 L 86.5 771.88 L 90 773.63 L 93.5 771.88 Z" fill="#000000" stroke="#000000" stroke-miterlimit="10" pointer-events="all"/>
<path d="M 170 680 L 233.63 680.02" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="stroke"/>
<path d="M 238.88 680.02 L 231.88 683.52 L 233.63 680.02 L 231.88 676.52 Z" fill="#000000" stroke="#000000" stroke-miterlimit="10" pointer-events="all"/>
<path d="M 90 640 L 170 680 L 90 720 L 10 680 Z" fill="#ffffff" stroke="#000000" stroke-miterlimit="10" pointer-events="all"/>
<g transform="translate(-0.5 -0.5)">
<switch>
<foreignObject pointer-events="none" width="100%" height="100%" requiredFeatures="http://www.w3.org/TR/SVG11/feature#Extensibility" style="overflow: visible; text-align: left;">
<div xmlns="http://www.w3.org/1999/xhtml" style="display: flex; align-items: unsafe center; justify-content: unsafe center; width: 158px; height: 1px; padding-top: 680px; margin-left: 11px;">
<div data-drawio-colors="color: #000000; background-color: #FFFFFF; " style="box-sizing: border-box; font-size: 0px; text-align: center;">
<div style="display: inline-block; font-size: 12px; font-family: Helvetica; color: rgb(0, 0, 0); line-height: 1.2; pointer-events: all; background-color: rgb(255, 255, 255); white-space: normal; overflow-wrap: normal;">
保存数据
</div>
</div>
</div>
</foreignObject>
<text x="90" y="684" fill="#000000" font-family="Helvetica" font-size="12px" text-anchor="middle">
保存数据
</text>
</switch>
</g>
<path d="M 91.25 860 L 90.16 903.63" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="stroke"/>
<path d="M 90.03 908.88 L 86.7 901.8 L 90.16 903.63 L 93.7 901.97 Z" fill="#000000" stroke="#000000" stroke-miterlimit="10" pointer-events="all"/>
<path d="M 180 820 L 233.63 820" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="stroke"/>
<path d="M 238.88 820 L 231.88 823.5 L 233.63 820 L 231.88 816.5 Z" fill="#000000" stroke="#000000" stroke-miterlimit="10" pointer-events="all"/>
<path d="M 91.25 780 L 180 820 L 91.25 860 L 2.5 820 Z" fill="#ffffff" stroke="#000000" stroke-miterlimit="10" pointer-events="all"/>
<g transform="translate(-0.5 -0.5)">
<switch>
<foreignObject pointer-events="none" width="100%" height="100%" requiredFeatures="http://www.w3.org/TR/SVG11/feature#Extensibility" style="overflow: visible; text-align: left;">
<div xmlns="http://www.w3.org/1999/xhtml" style="display: flex; align-items: unsafe center; justify-content: unsafe center; width: 176px; height: 1px; padding-top: 820px; margin-left: 4px;">
<div data-drawio-colors="color: #000000; background-color: #FFFFFF; " style="box-sizing: border-box; font-size: 0px; text-align: center;">
<div style="display: inline-block; font-size: 12px; font-family: Helvetica; color: rgb(0, 0, 0); line-height: 1.2; pointer-events: all; background-color: rgb(255, 255, 255); white-space: normal; overflow-wrap: normal;">
打印数据
</div>
</div>
</div>
</foreignObject>
<text x="91" y="824" fill="#000000" font-family="Helvetica" font-size="12px" text-anchor="middle">
打印数据
</text>
</switch>
</g>
<path d="M 90 990 L 90 1033.63" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="stroke"/>
<path d="M 90 1038.88 L 86.5 1031.88 L 90 1033.63 L 93.5 1031.88 Z" fill="#000000" stroke="#000000" stroke-miterlimit="10" pointer-events="all"/>
<path d="M 170 950 L 233.63 950" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="stroke"/>
<path d="M 238.88 950 L 231.88 953.5 L 233.63 950 L 231.88 946.5 Z" fill="#000000" stroke="#000000" stroke-miterlimit="10" pointer-events="all"/>
<path d="M 90 910 L 170 950 L 90 990 L 10 950 Z" fill="#ffffff" stroke="#000000" stroke-miterlimit="10" pointer-events="all"/>
<g transform="translate(-0.5 -0.5)">
<switch>
<foreignObject pointer-events="none" width="100%" height="100%" requiredFeatures="http://www.w3.org/TR/SVG11/feature#Extensibility" style="overflow: visible; text-align: left;">
<div xmlns="http://www.w3.org/1999/xhtml" style="display: flex; align-items: unsafe center; justify-content: unsafe center; width: 158px; height: 1px; padding-top: 950px; margin-left: 11px;">
<div data-drawio-colors="color: #000000; background-color: #FFFFFF; " style="box-sizing: border-box; font-size: 0px; text-align: center;">
<div style="display: inline-block; font-size: 12px; font-family: Helvetica; color: rgb(0, 0, 0); line-height: 1.2; pointer-events: all; background-color: rgb(255, 255, 255); white-space: normal; overflow-wrap: normal;">
查询数据
</div>
</div>
</div>
</foreignObject>
<text x="90" y="954" fill="#000000" font-family="Helvetica" font-size="12px" text-anchor="middle">
查询数据
</text>
</switch>
</g>
<path d="M 90 1120 L 90 1163.63" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="stroke"/>
<path d="M 90 1168.88 L 86.5 1161.88 L 90 1163.63 L 93.5 1161.88 Z" fill="#000000" stroke="#000000" stroke-miterlimit="10" pointer-events="all"/>
<path d="M 170 1080 L 233.63 1080" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="stroke"/>
<path d="M 238.88 1080 L 231.88 1083.5 L 233.63 1080 L 231.88 1076.5 Z" fill="#000000" stroke="#000000" stroke-miterlimit="10" pointer-events="all"/>
<path d="M 90 1040 L 170 1080 L 90 1120 L 10 1080 Z" fill="#ffffff" stroke="#000000" stroke-miterlimit="10" pointer-events="all"/>
<g transform="translate(-0.5 -0.5)">
<switch>
<foreignObject pointer-events="none" width="100%" height="100%" requiredFeatures="http://www.w3.org/TR/SVG11/feature#Extensibility" style="overflow: visible; text-align: left;">
<div xmlns="http://www.w3.org/1999/xhtml" style="display: flex; align-items: unsafe center; justify-content: unsafe center; width: 158px; height: 1px; padding-top: 1080px; margin-left: 11px;">
<div data-drawio-colors="color: #000000; background-color: #FFFFFF; " style="box-sizing: border-box; font-size: 0px; text-align: center;">
<div style="display: inline-block; font-size: 12px; font-family: Helvetica; color: rgb(0, 0, 0); line-height: 1.2; pointer-events: all; background-color: rgb(255, 255, 255); white-space: normal; overflow-wrap: normal;">
添加数据
</div>
</div>
</div>
</foreignObject>
<text x="90" y="1084" fill="#000000" font-family="Helvetica" font-size="12px" text-anchor="middle">
添加数据
</text>
</switch>
</g>
<path d="M 90 1250 L 90 1293.63" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="stroke"/>
<path d="M 90 1298.88 L 86.5 1291.88 L 90 1293.63 L 93.5 1291.88 Z" fill="#000000" stroke="#000000" stroke-miterlimit="10" pointer-events="all"/>
<path d="M 180 1210 L 233.63 1210" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="stroke"/>
<path d="M 238.88 1210 L 231.88 1213.5 L 233.63 1210 L 231.88 1206.5 Z" fill="#000000" stroke="#000000" stroke-miterlimit="10" pointer-events="all"/>
<path d="M 90 1170 L 180 1210 L 90 1250 L 0 1210 Z" fill="#ffffff" stroke="#000000" stroke-miterlimit="10" pointer-events="all"/>
<g transform="translate(-0.5 -0.5)">
<switch>
<foreignObject pointer-events="none" width="100%" height="100%" requiredFeatures="http://www.w3.org/TR/SVG11/feature#Extensibility" style="overflow: visible; text-align: left;">
<div xmlns="http://www.w3.org/1999/xhtml" style="display: flex; align-items: unsafe center; justify-content: unsafe center; width: 178px; height: 1px; padding-top: 1210px; margin-left: 1px;">
<div data-drawio-colors="color: #000000; background-color: #FFFFFF; " style="box-sizing: border-box; font-size: 0px; text-align: center;">
<div style="display: inline-block; font-size: 12px; font-family: Helvetica; color: rgb(0, 0, 0); line-height: 1.2; pointer-events: all; background-color: rgb(255, 255, 255); white-space: normal; overflow-wrap: normal;">
更新数据
</div>
</div>
</div>
</foreignObject>
<text x="90" y="1214" fill="#000000" font-family="Helvetica" font-size="12px" text-anchor="middle">
更新数据
</text>
</switch>
</g>
<path d="M 90 1380 L 90 1423.63" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="stroke"/>
<path d="M 90 1428.88 L 86.5 1421.88 L 90 1423.63 L 93.5 1421.88 Z" fill="#000000" stroke="#000000" stroke-miterlimit="10" pointer-events="all"/>
<path d="M 170 1340 L 233.63 1340" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="stroke"/>
<path d="M 238.88 1340 L 231.88 1343.5 L 233.63 1340 L 231.88 1336.5 Z" fill="#000000" stroke="#000000" stroke-miterlimit="10" pointer-events="all"/>
<path d="M 90 1300 L 170 1340 L 90 1380 L 10 1340 Z" fill="#ffffff" stroke="#000000" stroke-miterlimit="10" pointer-events="all"/>
<g transform="translate(-0.5 -0.5)">
<switch>
<foreignObject pointer-events="none" width="100%" height="100%" requiredFeatures="http://www.w3.org/TR/SVG11/feature#Extensibility" style="overflow: visible; text-align: left;">
<div xmlns="http://www.w3.org/1999/xhtml" style="display: flex; align-items: unsafe center; justify-content: unsafe center; width: 158px; height: 1px; padding-top: 1340px; margin-left: 11px;">
<div data-drawio-colors="color: #000000; background-color: #FFFFFF; " style="box-sizing: border-box; font-size: 0px; text-align: center;">
<div style="display: inline-block; font-size: 12px; font-family: Helvetica; color: rgb(0, 0, 0); line-height: 1.2; pointer-events: all; background-color: rgb(255, 255, 255); white-space: normal; overflow-wrap: normal;">
删除数据
</div>
</div>
</div>
</foreignObject>
<text x="90" y="1344" fill="#000000" font-family="Helvetica" font-size="12px" text-anchor="middle">
删除数据
</text>
</switch>
</g>
<path d="M 90 1510 L 90 1543.63" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="stroke"/>
<path d="M 90 1548.88 L 86.5 1541.88 L 90 1543.63 L 93.5 1541.88 Z" fill="#000000" stroke="#000000" stroke-miterlimit="10" pointer-events="all"/>
<path d="M 170 1470 L 233.63 1470" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="stroke"/>
<path d="M 238.88 1470 L 231.88 1473.5 L 233.63 1470 L 231.88 1466.5 Z" fill="#000000" stroke="#000000" stroke-miterlimit="10" pointer-events="all"/>
<path d="M 90 1430 L 170 1470 L 90 1510 L 10 1470 Z" fill="#ffffff" stroke="#000000" stroke-miterlimit="10" pointer-events="all"/>
<g transform="translate(-0.5 -0.5)">
<switch>
<foreignObject pointer-events="none" width="100%" height="100%" requiredFeatures="http://www.w3.org/TR/SVG11/feature#Extensibility" style="overflow: visible; text-align: left;">
<div xmlns="http://www.w3.org/1999/xhtml" style="display: flex; align-items: unsafe center; justify-content: unsafe center; width: 158px; height: 1px; padding-top: 1470px; margin-left: 11px;">
<div data-drawio-colors="color: #000000; background-color: #FFFFFF; " style="box-sizing: border-box; font-size: 0px; text-align: center;">
<div style="display: inline-block; font-size: 12px; font-family: Helvetica; color: rgb(0, 0, 0); line-height: 1.2; pointer-events: all; background-color: rgb(255, 255, 255); white-space: normal; overflow-wrap: normal;">
对数据排序
</div>
</div>
</div>
</foreignObject>
<text x="90" y="1474" fill="#000000" font-family="Helvetica" font-size="12px" text-anchor="middle">
对数据排序
</text>
</switch>
</g>
<path d="M 165 1590 L 233.63 1590" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="stroke"/>
<path d="M 238.88 1590 L 231.88 1593.5 L 233.63 1590 L 231.88 1586.5 Z" fill="#000000" stroke="#000000" stroke-miterlimit="10" pointer-events="all"/>
<path d="M 90 1630 L 90 1660 Q 90 1670 100 1670 L 233.63 1670" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="stroke"/>
<path d="M 238.88 1670 L 231.88 1673.5 L 233.63 1670 L 231.88 1666.5 Z" fill="#000000" stroke="#000000" stroke-miterlimit="10" pointer-events="all"/>
<path d="M 90 1630 L 90 1703.63" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="stroke"/>
<path d="M 90 1708.88 L 86.5 1701.88 L 90 1703.63 L 93.5 1701.88 Z" fill="#000000" stroke="#000000" stroke-miterlimit="10" pointer-events="all"/>
<path d="M 90 1550 L 165 1590 L 90 1630 L 15 1590 Z" fill="#ffffff" stroke="#000000" stroke-miterlimit="10" pointer-events="all"/>
<g transform="translate(-0.5 -0.5)">
<switch>
<foreignObject pointer-events="none" width="100%" height="100%" requiredFeatures="http://www.w3.org/TR/SVG11/feature#Extensibility" style="overflow: visible; text-align: left;">
<div xmlns="http://www.w3.org/1999/xhtml" style="display: flex; align-items: unsafe center; justify-content: unsafe center; width: 148px; height: 1px; padding-top: 1590px; margin-left: 16px;">
<div data-drawio-colors="color: #000000; background-color: #FFFFFF; " style="box-sizing: border-box; font-size: 0px; text-align: center;">
<div style="display: inline-block; font-size: 12px; font-family: Helvetica; color: rgb(0, 0, 0); line-height: 1.2; pointer-events: all; background-color: rgb(255, 255, 255); white-space: normal; overflow-wrap: normal;">
生成图表报表
</div>
</div>
</div>
</foreignObject>
<text x="90" y="1594" fill="#000000" font-family="Helvetica" font-size="12px" text-anchor="middle">
生成图表报表
</text>
</switch>
</g>
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<path d="M 90.99 1908.88 L 87.43 1901.91 L 90.95 1903.63 L 94.43 1901.85 Z" fill="#000000" stroke="#000000" stroke-miterlimit="10" pointer-events="all"/>
<path d="M 165 1750 L 450 1750 Q 460 1750 460 1740 L 460 390 Q 460 380 460 370 L 460 270 Q 460 260 450 260 L 96.37 260" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="stroke"/>
<path d="M 91.12 260 L 98.12 256.5 L 96.37 260 L 98.12 263.5 Z" fill="#000000" stroke="#000000" stroke-miterlimit="10" pointer-events="all"/>
<path d="M 90 1710 L 165 1750 L 90 1790 L 15 1750 Z" fill="#ffffff" stroke="#000000" stroke-miterlimit="10" pointer-events="all"/>
<g transform="translate(-0.5 -0.5)">
<switch>
<foreignObject pointer-events="none" width="100%" height="100%" requiredFeatures="http://www.w3.org/TR/SVG11/feature#Extensibility" style="overflow: visible; text-align: left;">
<div xmlns="http://www.w3.org/1999/xhtml" style="display: flex; align-items: unsafe center; justify-content: unsafe center; width: 148px; height: 1px; padding-top: 1750px; margin-left: 16px;">
<div data-drawio-colors="color: #000000; background-color: #FFFFFF; " style="box-sizing: border-box; font-size: 0px; text-align: center;">
<div style="display: inline-block; font-size: 12px; font-family: Helvetica; color: rgb(0, 0, 0); line-height: 1.2; pointer-events: all; background-color: rgb(255, 255, 255); white-space: normal; overflow-wrap: normal;">
确定退出
</div>
</div>
</div>
</foreignObject>
<text x="90" y="1754" fill="#000000" font-family="Helvetica" font-size="12px" text-anchor="middle">
确定退出
</text>
</switch>
</g>
<path d="M 360 550 L 453.63 550" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="stroke"/>
<path d="M 458.88 550 L 451.88 553.5 L 453.63 550 L 451.88 546.5 Z" fill="#000000" stroke="#000000" stroke-miterlimit="10" pointer-events="all"/>
<rect x="240" y="520" width="120" height="60" fill="#ffffff" stroke="#000000" pointer-events="all"/>
<path d="M 252 520 L 252 580 M 348 520 L 348 580" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="all"/>
<g transform="translate(-0.5 -0.5)">
<switch>
<foreignObject pointer-events="none" width="100%" height="100%" requiredFeatures="http://www.w3.org/TR/SVG11/feature#Extensibility" style="overflow: visible; text-align: left;">
<div xmlns="http://www.w3.org/1999/xhtml" style="display: flex; align-items: unsafe center; justify-content: unsafe center; width: 94px; height: 1px; padding-top: 550px; margin-left: 253px;">
<div data-drawio-colors="color: #000000; background-color: #FFFFFF; " style="box-sizing: border-box; font-size: 0px; text-align: center;">
<div style="display: inline-block; font-size: 12px; font-family: Helvetica; color: rgb(0, 0, 0); line-height: 1.2; pointer-events: all; background-color: rgb(255, 255, 255); white-space: normal; overflow-wrap: normal;">
read_data
</div>
</div>
</div>
</foreignObject>
<text x="300" y="554" fill="#000000" font-family="Helvetica" font-size="12px" text-anchor="middle">
read_data
</text>
</switch>
</g>
<path d="M 360 680 L 453.63 680" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="stroke"/>
<path d="M 458.88 680 L 451.88 683.5 L 453.63 680 L 451.88 676.5 Z" fill="#000000" stroke="#000000" stroke-miterlimit="10" pointer-events="all"/>
<rect x="240" y="650" width="120" height="60" fill="#ffffff" stroke="#000000" pointer-events="all"/>
<path d="M 252 650 L 252 710 M 348 650 L 348 710" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="all"/>
<g transform="translate(-0.5 -0.5)">
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<div style="display: inline-block; font-size: 12px; font-family: Helvetica; color: rgb(0, 0, 0); line-height: 1.2; pointer-events: all; white-space: normal; overflow-wrap: normal;">
打开文件并读取库存记录
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打开文件并读取库存记录
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<div data-drawio-colors="color: rgb(0, 0, 0); " style="box-sizing: border-box; font-size: 0px; text-align: center;">
<div style="display: inline-block; font-size: 12px; font-family: Helvetica; color: rgb(0, 0, 0); line-height: 1.2; pointer-events: all; white-space: nowrap;">
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</div>
</div>
</div>
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<text x="95" y="674" fill="rgb(0, 0, 0)" font-family="Helvetica" font-size="12px" text-anchor="middle">
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</switch>
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<div style="display: inline-block; font-size: 12px; font-family: Helvetica; color: rgb(0, 0, 0); line-height: 1.2; pointer-events: all; white-space: normal; overflow-wrap: normal;">
显示错误信息
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<text x="90" y="764" fill="rgb(0, 0, 0)" font-family="Helvetica" font-size="12px" text-anchor="middle">
显示错误信息
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<text text-anchor="middle" font-size="10px" x="50%" y="100%">
Text is not SVG - cannot display
</text>
</a>
</switch>
</svg>
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printf.drawio.svg
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<span style="color: #569cd6;font-weight: bold;">
printf_data
</span>
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<br/>
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<br/>
</div>
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printf_data...
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打印学生学号和姓名
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<div style="display: inline-block; font-size: 12px; font-family: Helvetica; color: rgb(0, 0, 0); line-height: 1.2; pointer-events: all; white-space: normal; overflow-wrap: normal;">
for(i=0;i&lt;n;i++)
<br/>
n为学生数
</div>
</div>
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<div style="display: inline-block; font-size: 12px; font-family: Helvetica; color: rgb(0, 0, 0); line-height: 1.2; pointer-events: all; white-space: normal; overflow-wrap: normal;">
打印学生成绩
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</div>
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打印学生成绩
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<text text-anchor="middle" font-size="10px" x="50%" y="100%">
Text is not SVG - cannot display
</text>
</a>
</switch>
</svg>
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20
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Unescape View File

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<h3 id="query_data" style="box-sizing: border-box; margin: 1em 0px 16px; padding: 0px; color: rgba(0, 0, 0, 0.85); font-weight: 700; position: relative; line-height: 1.43; font-size: 1.5em; font-family: &quot;Microsoft YaHei&quot;, Helvetica, &quot;Meiryo UI&quot;, &quot;Malgun Gothic&quot;, &quot;Segoe UI&quot;, &quot;Trebuchet MS&quot;, Monaco, monospace, Tahoma, STXihei, 华文细黑, STHeiti, &quot;Helvetica Neue&quot;, &quot;Droid Sans&quot;, &quot;wenquanyi micro hei&quot;, FreeSans, Arimo, Arial, SimSun, 宋体, Heiti, 黑体, sans-serif; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; letter-spacing: normal; orphans: 2; text-align: justify; text-indent: 0px; text-transform: none; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; background-color: rgb(255, 255, 255); text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial;">
query_data
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<text x="105" y="55" fill="rgb(0, 0, 0)" font-family="Helvetica" font-size="12px" text-anchor="middle">
query_data...
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for i=0 to num_parts
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for i=0 to num_parts
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学生信息不存在
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学生信息不存在
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if 查询到
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else
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<div data-drawio-colors="color: rgb(0, 0, 0); " style="box-sizing: border-box; font-size: 0px; text-align: center;">
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打印学生信息
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打印学生信息
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结束
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结束
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Text is not SVG - cannot display
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Side by Side

After

Width:  |  Height:  |  Size: 14 KiB

143
read_data.drawio.svg
Unescape View File

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read_data
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read_data
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<div style="display: inline-block; font-size: 12px; font-family: Helvetica; color: rgb(0, 0, 0); line-height: 1.2; pointer-events: all; white-space: normal; overflow-wrap: normal;">
输入文件名
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输入文件名
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输入文件与已有文件匹配
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输入文件与已有文件匹配
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yes
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yes
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打开文件
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成绩相同
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前者小于后者
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前者小于后者
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<g transform="translate(-0.5 -0.5)">
<switch>
<foreignObject pointer-events="none" width="100%" height="100%" requiredFeatures="http://www.w3.org/TR/SVG11/feature#Extensibility" style="overflow: visible; text-align: left;">
<div xmlns="http://www.w3.org/1999/xhtml" style="display: flex; align-items: unsafe center; justify-content: unsafe center; width: 268px; height: 1px; padding-top: 461px; margin-left: 40px;">
<div data-drawio-colors="color: rgb(0, 0, 0); " style="box-sizing: border-box; font-size: 0px; text-align: center;">
<div style="display: inline-block; font-size: 12px; font-family: Helvetica; color: rgb(0, 0, 0); line-height: 1.2; pointer-events: all; white-space: normal; overflow-wrap: normal;">
直至不在交换
</div>
</div>
</div>
</foreignObject>
<text x="174" y="465" fill="rgb(0, 0, 0)" font-family="Helvetica" font-size="12px" text-anchor="middle">
直至不在交换
</text>
</switch>
</g>
<rect x="134" y="541" width="80" height="80" fill="rgb(255, 255, 255)" stroke="rgb(0, 0, 0)" pointer-events="all"/>
<rect x="136" y="543" width="76" height="76" fill="rgb(255, 255, 255)" stroke="rgb(0, 0, 0)" pointer-events="all"/>
<g transform="translate(-0.5 -0.5)">
<switch>
<foreignObject pointer-events="none" width="100%" height="100%" requiredFeatures="http://www.w3.org/TR/SVG11/feature#Extensibility" style="overflow: visible; text-align: left;">
<div xmlns="http://www.w3.org/1999/xhtml" style="display: flex; align-items: unsafe center; justify-content: unsafe center; width: 74px; height: 1px; padding-top: 581px; margin-left: 137px;">
<div data-drawio-colors="color: rgb(0, 0, 0); " style="box-sizing: border-box; font-size: 0px; text-align: center;">
<div style="display: inline-block; font-size: 12px; font-family: Helvetica; color: rgb(0, 0, 0); line-height: 1.2; pointer-events: all; white-space: normal; overflow-wrap: normal;">
输出最终成绩排序
</div>
</div>
</div>
</foreignObject>
<text x="174" y="585" fill="rgb(0, 0, 0)" font-family="Helvetica" font-size="12px" text-anchor="middle">
输出最终成绩排序
</text>
</switch>
</g>
</g>
<switch>
<g requiredFeatures="http://www.w3.org/TR/SVG11/feature#Extensibility"/>
<a transform="translate(0,-5)" xlink:href="https://www.diagrams.net/doc/faq/svg-export-text-problems" target="_blank">
<text text-anchor="middle" font-size="10px" x="50%" y="100%">
Text is not SVG - cannot display
</text>
</a>
</switch>
</svg>
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