#include <fstream.h>
 int main()  
{  
     int a, b, s;  
     ifstream fin("adunare.in");  
     fin >> a >> b;  
     fin.close();  
       
    s = a + b;  
       
     ofstream fout("adunare.out");  
     fout << s << '\n';  
     fout.close();  
     return 0;  
 }