然后是几点(15)

#include<stdio.h>int main(){int a,b;int m,n,c;while(scanf("%d%d",&a,&b)!=EOF){m=a/100;n=a%100;c=m*60+n+b;m=c/60;n=c%60;if(m>=24||m<0)continue;printf("%d\n",m*100+n);}}