#include <iostream>
#include <fstream>
using namespace std;

int main()
{   int a,b,s;
    ifstream f("adunare.in");
    ofstream g("adunare.out");
    f>>a>>b;
    s=a+b;
    if(s<2000000000)
        g<<s;
    else
        return 0;
    return 0;
}