北邮OJ 122 统计时间间隔

北邮OJ 统计时间间隔

#include <bits/stdc++.h>
int getminute(int x,int y){
	return (x*60+y);
} 
struct Time{
	int hour;
	int minute;	
};
int main(){
	int t;
	scanf("%d",&t);
	while(t--){
		Time a[2];
		for(int i=0;i<2;i++){
			scanf("%d:%d",&a[i].hour,&a[i].minute);
		}
		int time1,time2;
		time1=getminute(a[0].hour ,a[0].minute );
		time2=getminute(a[1].hour ,a[1].minute );
		if(time1<=time2)
		printf("%d\n",time2-time1);
		else
		printf("%d\n",1440+(time2-time1));
	}
}