#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;
}

#include<iostream> #include<iomanip> using namespace std; int main(){ int h , m , s , t; cin >> h >> m >> s >> t; s = t + s; m = s / 60 + m; h = m / 60 + h; bool a; if(h % 24 < 12){ a = true; }else{ a = false; } if(h % 24 == 0 || h % 24 == 12){ cout << 12 << ":"; }else{ cout << h % 12 << ":"; } cout << m % 60 << ":" << s % 60; if(a){ cout << "am"; }else{ cout << "pm"; } cout << endl; cout << fixed << setprecision(2) << 1.0 * t / 3600 / 24 * 100 << "%";

return 0;

}

#include <iostream> #include <iomanip> using namespace std; int main(){ int a,b,c,d,e; double f; cin>>a; cin>>b; cin>>c; cin>>d; f=d; a+=d/3600; b+=d%3600/60; c+=d%60; if(c>59){ b+=c/60; } if(d>59){ a+=b/60; } if(a0){ a=12; e=1; } if(a>12){ a-=12; e=0; } if(e1){ cout<<a<<":"<<b<<":"<<c<<"am"<<endl; } else{ cout<<a<<":"<<b<<":"<<c<<"pm"<<endl; } cout<<fixed<<setprecision(2)<<f/86400*100<<"%"; }