#include <fstream>

int main()
{
    unsigned long long a;
    unsigned long long b;
    unsigned long long s;
    ifstream in("adunare.in");
    in>>a;
    in>>b;
    in.close();
    s=a+b;
    ofstream out("adunare.out");
    out<<s;
    out.close();
    return 0;
}