#include "stdio.h" main() { int hour1,munite1; int hour2,munite2; scanf("%d %d",&hour1,&munite1); scanf("%d %d",&hour2,&munite2); int t1=hour1*60+munite1; int t2=hour2*60+munite2; int t=t1-t2; printf("当前时间差是%d小时%d分钟",t/60,t%60); }