用C语言的选择法对6个人名进行排序:"Eric"、“Jenn y","June""Amy", "Jimmy","Echo"
时间: 2024-06-02 08:04:40 浏览: 14
用C语言实现选择排序算法对这6个人名进行排序的步骤如下:
1. 定义一个字符串数组,将这6个人名存储进去;
2. 对于数组中的每个位置i,从i+1到数组末尾遍历,找到其中最小的元素,将其与第i个元素交换位置;
3. 重复第2步直到所有元素都被排序。
下面是C语言代码示例:
```
#include <stdio.h>
#include <string.h>
#define MAX_LEN 20
#define NUM_NAMES 6
void selection_sort(char names[][MAX_LEN], int n) {
int i, j, min_idx;
char tmp[MAX_LEN];
for (i = 0; i < n-1; i++) {
min_idx = i;
for (j = i+1; j < n; j++) {
if (strcmp(names[j], names[min_idx]) < 0) {
min_idx = j;
}
}
if (min_idx != i) {
strcpy(tmp, names[i]);
strcpy(names[i], names[min_idx]);
strcpy(names[min_idx], tmp);
}
}
}
int main() {
char names[NUM_NAMES][MAX_LEN] = {"Eric", "Jenny", "June", "Amy", "Jimmy", "Echo"};
int i;
selection_sort(names, NUM_NAMES);
for (i = 0; i < NUM_NAMES; i++) {
printf("%s\n", names[i]);
}
return 0;
}
```
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