计算时间差.c

#include <stdio.h>

int main(){

int hour1, minute1;

int hour2, minute2;

printf("请输入两个时间,格式为\"时 分\",如\"3 45\"表示3时45分：\n");

scanf("%d %d", &hour1, &minute1);

scanf("%d %d", &hour2, &minute2);

int t1 = hour1 * 60 + minute1;

int t2 = hour2 * 60 + minute2;

int t = t2 - t1;

printf("时间差是%d小时%d分。", t/60, t%60);

return 0;

}