#include <iostream>

using namespace std;

class Agol{
private:
    int st,min,sec;
public:
    Agol () {}
    Agol (int st, int min, int sec) {
    this->st=st;
    this->min=min;
    this->sec=sec;
    }
    ~Agol(){}
    void setStepeni(int st) {
    this->st=st;
    }

    void setMinuti(int min) {
    this->min=min;
    }

    void setSekundi(int sec) {
    this->sec=sec;
    }

    void vosec() {
    cout<<(sec+ min*60+ st*3600)<<endl;
    }

    bool proverka() {
    if(st>=0 && st<=360 && min>=0 && min<=60 && sec>=0 && sec<60) return true;
        else return false;
    }
};


int main() {
Agol a;
int st,min,sec;
    cin>>st;
    cin>>min;
    cin>>sec;
    a.setStepeni(st);
    a.setMinuti(min);
    a.setSekundi(sec);
Agol ag(st,min,sec);
if (ag.proverka() ==false) cout<<"Ne validni vrednosti za agol"<<endl;
else {
    ag.vosec();
    }

}