#include<iostream>
#include<iomanip>
using namespace std;
class Time
{
private:
int h;
int m;
int s;
public:
friend ostream& operator<<(ostream&,Time&);
friend istream& operator>>(istream&,Time&);
Time()
{
h=0;
m=0;
s=0;
}
int geth() const{return h;}
int getm() const{return m;}
int gets() const{return s;}
};
ostream& operator <<(ostream &output,Time &a)
{
output<<setiosflags(ios::fixed)<<setprecision(4)<<a.h+a.m/60+a.h/3600;
return output;
}
istream& operator >>(istream& input,Time& b)
{
input>>b.h>>b.m>>b.s;
return input;
}