#include <iostream>
#include <fstream>
#include <string>
#include <sstream>
using namespace std;
 
int main()
{
  int x, y, suma=0;
  string line;
  ifstream inFile;
  inFile.open("adunare.in", ios::in);
  int v[2];
  int k = 0;
  while (!inFile.eof()){
    getline(inFile, line);   
    istringstream int_iss(line); // for making the input from string to int
    int_iss >> v[k];    // puting the value in v[k]
    k++;
  }
  inFile.close();    
  
 // ofstream outFile;
  ofstream outFile("adunare.out", ios::out);
  
  for (int i=0;i<k;i++){     
      suma+=v[i];
  }
  outFile << suma << "\n";    
  return 0;
}