You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
91 lines
2.5 KiB
91 lines
2.5 KiB
#include <stdio.h>
|
|
#include <string.h>
|
|
|
|
// 定义学生结构体
|
|
struct Student {
|
|
char studentID[10];
|
|
int classs;
|
|
char name[20];
|
|
float score1;
|
|
float score2;
|
|
float score3;
|
|
};
|
|
|
|
// 初始化学生信息数组
|
|
struct Student students[] = {
|
|
{"10001", 11, "Zhang", 99.5, 88.5, 89.5},
|
|
{"10002", 12, "Yang", 77.9, 56.5, 87.5},
|
|
{"10003", 11, "Liang", 92.5, 99.0, 60.5}
|
|
};
|
|
|
|
// 学生信息数组的长度
|
|
int length = sizeof(students) / sizeof(students[0]);
|
|
|
|
// 根据学号或姓名删除学生信息
|
|
void deleteStudent(char* input) {
|
|
int i, j;
|
|
int found = 0; // 标记是否找到待删除的学生信息
|
|
|
|
// 遍历学生信息数组
|
|
for (i = 0; i < length; i++) {
|
|
// 判断学号或姓名是否匹配
|
|
if (strcmp(students[i].studentID, input) == 0 || strcmp(students[i].name, input) == 0) {
|
|
found = 1; // 找到了待删除的学生信息
|
|
// 将后面的学生信息向前移动
|
|
for (j = i; j < length - 1; j++) {
|
|
students[j] = students[j + 1];
|
|
}
|
|
length--; // 学生信息数组长度减一
|
|
break;
|
|
}
|
|
}
|
|
|
|
|
|
}
|
|
|
|
// 按要求输出学生信息
|
|
void printStudents() {
|
|
int i;
|
|
|
|
// 排序学生信息数组
|
|
for (i = 0; i < length - 1; i++) {
|
|
int minIndex = i;
|
|
int j;
|
|
for (j = i + 1; j < length; j++) {
|
|
// 按班级从小到大排序，同一班级内按总成绩从大到小排序
|
|
if (students[j].classs < students[minIndex].classs ||
|
|
(students[j].classs == students[minIndex].classs &&
|
|
students[j].score1 + students[j].score2 + students[j].score3 >
|
|
students[minIndex].score1 + students[minIndex].score2 + students[minIndex].score3)) {
|
|
minIndex = j;
|
|
}
|
|
}
|
|
// 交换位置
|
|
struct Student temp = students[i];
|
|
students[i] = students[minIndex];
|
|
students[minIndex] = temp;
|
|
}
|
|
|
|
// 输出学生信息
|
|
for (i = 0; i < length; i++) {
|
|
printf("\n%s %d %s %.1f %.1f %.1f\n", students[i].studentID, students[i].classs, students[i].name, students[i].score1, students[i].score2, students[i].score3);
|
|
}
|
|
}
|
|
|
|
int main() {
|
|
char input[20];
|
|
|
|
// 提示用户输入待删除学生的学号或姓名
|
|
printf("请输入待删除学生的学号或姓名：");
|
|
scanf("%s", input);
|
|
printf("Are you sure(yes/no)?\n");
|
|
char c;
|
|
scanf(" %c", &c);
|
|
if (c=='y'){
|
|
deleteStudent(input);
|
|
printStudents();}
|
|
else if(c=='n')
|
|
printStudents();
|
|
return 0;
|
|
}
|