https://pintia.cn/problem-sets/994805046380707840/exam/problems/994805119944605696
#include<bits/stdc++.h>
using namespace std;
int main()
{
int hh,mm;
scanf("%02d:%02d",&hh,&mm);
if(hh>=12){
if(hh==12&&mm==0){
printf("Only %02d:%02d. Too early to Dang.",hh,mm);
}
if(mm>0){
hh++;
}
for(int i=1;i<=hh-12;i++)
printf("Dang");
}
if(hh<12) {
printf("Only %02d:%02d. Too early to Dang.",hh,mm);
}
return 0;
}