代码

#include <stdio.h>

int main()
{
    int cock;
    int rabbit;
    int head;
    int foot;
    printf("请输入头的的数量\n");
    scanf_s("%d", &head);
    printf("请输入足的数量\n");
    scanf_s("%d", &foot);
    rabbit = foot / 2 - head;
    cock = head - rabbit;
    printf("雉的数量为%d,兔的数量为%d。", cock, rabbit);
}

测试