#include<iostream>
#include<string.h>
#include<algorithm>
#include<vector>
#include<math.h>
using namespace std;
int main()
{
    int h,m;
    cin>>h>>m;
    if(m<45)
    {
        h=h-1;
        if(h<0)
            h=23;
        m=15+m;
    }
    else
        m=m-15;
    cout<<h<<" "<<m;
    return 0;
}