#include<stdio.h>
int main()
{
system("mode con cp select=65001");
int hour1,minute1;
int hour2,minute2;
scanf("%d %d",&hour1,&minute1);
scanf("%d %d",&hour1,&minute1);
int ih = hour2 - hour1;
int im = minute2 - minute1;
if(im<0){
im = 60 + im;
ih--;
}
printf("时间差是%d小时%d分。\n",ih,im);
return 0;
}
看了半天也没看出哪里有问题……qvq