#include 
using namespace std;

struct Point {
    int x, y;
    
    void init() {
        x = 0;
        y = 0;
    }
    
    void input() {
        cin >> x >> y;
    }
    
    void output() {
        cout << "X: " << x  << endl << "Y: " << y << endl;
    }
    int soberi() {
        return x + y;
    }
};

int main()
{
    
    Point p;
    p.input();
    cout << p.soberi() << endl;

    p.output();
    
    return 0;
}