题解 | #小乐乐定闹钟#
小乐乐定闹钟
https://www.nowcoder.com/practice/0f7e422e12be4a7f9958ca2a82abc775
#include <stdio.h>
int main()
{
int k,a,b;
char c;
scanf("%d%c%d%d",&a,&c,&b,&k);
int n=a+k/60;
int m=b+k%60;
if(m>=60)
{
m=m%60;
n++;//进来的m范围为60<=m<120
}//以免m>=60
if(n>=24)
n=n%24;//以免n>=24
printf("%02d:%02d",n,m);
return 0;
}
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