From cc4ca16329efa8d239ea2e3fe948b45c8abe163c Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E6=98=93=E7=BE=8E=E7=BE=8E?= <18408200314@stu.hut.edu.cn>
Date: Tue, 8 Jan 2019 09:19:45 +0800
Subject: [PATCH] first commit

---
 01.cpp | 220 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 220 insertions(+)
 create mode 100644 01.cpp

diff --git a/01.cpp b/01.cpp
new file mode 100644
index 0000000..691833b
--- /dev/null
+++ b/01.cpp
@@ -0,0 +1,220 @@
+#include<stdio.h>
+#include<string.h>
+#include<stdlib.h>
+#include<windows.h>
+#define N 100
+struct student
+{
+char id[10];
+char name[25];
+char sex[10];
+int age;
+char jiguan[25];
+char xibie[25];
+char zhuanye[25];
+int ban;
+}stu[N];
+void menu()  
+{
+int choice,w1;
+void add();void find();void shanchu();void change();void tongji();void read();void input();
+do
+{
+puts("\t--------------------------------------------------------");
+		puts("\t|                    欢迎使用学籍管理系统              |");
+		puts("\t|------------------------------------------------------|");
+		puts("\t|                    1.录入学生资料                    |");
+		puts("\t|                    2.查找学生资料                    |");
+		puts("\t|                    3.删除学生资料                    |");
+		puts("\t|                    4.修改学生资料                    |");
+		puts("\t|                    5.按学号或专业输出学生资料        |");
+		puts("\t|                    6.查看所有学生资料                |");
+		puts("\t|                    7.退出系统                        |");
+		puts("\t--------------------------------------------------------");
+		printf("想选择的功能：");
+
+scanf("%d",&choice);
+if(choice<1||choice>8)
+{w1=1;system("cls");printf("菜单选择错，请重新选择！\n");}
+else w1=0;
+}while(w1==1);
+switch (choice) 
+{
+case 1:       
+add();
+break;
+case 2:
+find();
+break;
+case 3:
+shanchu();
+break;
+case 4:
+change();
+break;
+case 5:
+tongji();
+break;
+case 6:
+read();
+break;
+case 7:
+break;
+default: exit(0);
+}
+}
+int load()
+{
+FILE *fp;
+int i;
+if ((fp=fopen("results.txt","rb"))==NULL)
+{
+printf("文件打开错误");
+return 0;
+}
+for (i=0;!feof(fp);i++)fread(&stu[i],sizeof(struct student),1,fp);
+fclose(fp);
+return(i-1);
+}
+void save(int n)
+{
+int i;
+FILE *fp;
+if ((fp=fopen("results.txt","wb"))==NULL)
+{
+printf("文件打开错误:");
+}
+for (i=0;i<n;i++)fwrite(&stu[i],sizeof(struct student),1,fp);
+fclose(fp);
+}
+void read()
+{
+int n,m;
+n=load();
+printf("学号\t姓名\t性别\t年龄\t籍贯\t系别\t专业\t班级\t");
+for (m=0;m<n;m++)
+{
+printf("\n%s",stu[m].id);
+printf("\t%s",stu[m].name);
+printf("\t%s",stu[m].sex);
+printf("\t%d",stu[m].age);
+printf("\t%s",stu[m].jiguan);
+printf("\t%s",stu[m].xibie);
+printf("\t%s",stu[m].zhuanye);
+printf("\t%d",stu[m].ban);
+}
+{
+int xz,choice;
+do
+{
+printf("\n1-返回主菜单；2-退出系统\n");
+scanf("%d",&choice);
+if(choice<1||choice>2)
+{xz=1;system("cls");printf("输入错误，请重新选择！\n");}
+else xz=0;
+}while(xz==1);
+switch(choice)
+{
+case 1:
+menu(); break;
+case 2:
+exit(0); break;
+}
+}
+}
+void add()
+{
+FILE *fp;
+int i,n,m;
+n=load();
+if ((fp=fopen("results.txt","wb"))==NULL)
+{
+printf("文件打开错误!\n");
+exit(1);
+}
+printf("你想要录入多少个学生信息?");
+scanf("%d",&m);
+for (i=0;i<m;i++)
+{
+printf("\n学号:");
+scanf("%s",stu[n+i].id);
+printf("姓名:");
+scanf("%s",stu[n+i].name);
+printf("性别:");
+scanf("%s",stu[n+i].sex);
+printf("年龄:");
+scanf("%d",&stu[n+i].age);
+printf("籍贯:");
+scanf("%s",stu[n+i].jiguan);
+printf("系别:");
+scanf("%s",stu[n+i].xibie);
+printf("专业:");
+scanf("%s",stu[n+i].zhuanye);
+printf("班级:");
+scanf("%d",&stu[n+i].ban);
+printf("输入完成");
+save(n+m);
+}
+for (i=0;i<m;i++)fwrite(&stu[i],sizeof(struct student),1,fp);
+fclose(fp);
+{
+int xz,choice;
+do
+{
+printf("\n1-返回主菜单；2-退出系统\n");
+scanf("%d",&choice);
+if(choice<1||choice>2)
+{xz=1;system("cls");printf("输入错误，请重新选择！\n");}
+else xz=0;
+}while(xz==1);
+switch(choice)
+{
+case 1:
+menu(); break; 
+case 2:
+exit(0); break; 
+}
+}
+}
+void find()
+{
+int meau();
+int n,i;
+char m[10];
+n=load();
+printf("\t\t\t欢迎使用学号查找功能\n请输入你需要查找的学生的学号:");
+scanf("%s",&m);
+for (i=0;i<n;i++)
+{ if (!strcmp(stu[i].id,m))
+{
+printf("学号\t姓名\t性别\t年龄\t籍贯\t系别\t专业\t班级\n");
+printf("%s",stu[i].id);
+printf("\t%s",stu[i].name);
+printf("\t%s",stu[i].sex);
+printf("\t%d",stu[i].age);
+printf("\t%s",stu[i].jiguan);
+printf("\t%s",stu[i].xibie);
+printf("\t%s",stu[i].zhuanye);
+printf("\t%d\n",stu[i].ban);
+}
+}
+{
+int xz,choice;
+do
+{
+printf("\n1-返回主菜单；2-退出系统\n");
+scanf("%d",&choice);
+if(choice<1||choice>2)
+{xz=1;system("cls");printf("输入错误，请重新选择！\n");}
+else xz=0;
+}while(xz==1);
+switch(choice)
+{
+case 1:
+menu(); break; 
+case 2:
+exit(0); break; 
+}
+}
+}
+