#include <iostream>
#include <iomanip>
using namespace std;
int main()
{
    int h1,h2,m,s,a;
    cin>>h1>>m>>s>>a;
    double x;
    s+=a;
    if(s>=60){
        m+=s/60;
        s=s%60;
    }
    if(m>=60){
        h1+=m/60;
        m=m%60;
    }
    h1%=24;
    h2=h1%12;
    if(h2==0||h2==12){
        h2=12;
    }
    cout<<h2<<":"<<m<<":"<<s;
    if(h1>=12){
        cout<<"pm"<<endl;
    }else{
        cout<<"am"<<endl;
    }
    cout<<fixed<<setprecision(2)<<1.0*a*100/86400<<"%";
    return 0;
}