题解 | #小乐乐定闹钟#

#define _CRT_SECURE_NO_WARNINGS
#include<stdio.h>

int main()
{
    int hour;
    int minute;
    int sj;
    scanf("%d:%d %d", &hour, &minute, &sj);
  /*  hour = 1;
    minute = 0;
    sj = 200;*/

    int time_h = sj / 60;
    int time_min = sj % 60;
    minute += time_min;
    int duoyu;
    duoyu = minute / 60;
    minute %= 60;
    hour = time_h + duoyu + hour;
    hour %= 24;
    if (hour > 9 && minute > 9)
    {
        printf("%d:%d", hour, minute);
    }
    else if (hour > 9 && minute < 10)
    {
        printf("%d:0%d", hour, minute);
    }
    else if (hour < 10 && minute < 10)
    {
        printf("0%d:0%d", hour, minute);
    }
    else
    {
        printf("0%d:%d", hour, minute);
    }
    return 0;
}