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

int main() 
{
	
	string p,q;
    fstream myfile;
	myfile.open ("adunare.in");
    getline (myfile,p);
	getline (myfile,q);
	myfile.close();
	int a;
    stringstream ss(p);
	ss >> a;
	int b;
    stringstream pp(q);
	pp >> b;
	int s;
	s=a+b;
	cout <<s;
	if(a+b>2000000000)
	{cout<<"fail";}
	else{
	ofstream write;
	write.open ("adunare.out");
	write<< s ;
	write.close();
	cout<<"Succes"}
	return 0;
}