/*using namespace std;
#include<iostream>
void citire(int v[200], int & n)
{
    int i;
    cout<<"n=";
    cin>>n;
    for(i=1;i<=n;i++)
    {
        cout<<"v["<<i<<"]=";
        cin>>v[i];
    }
}
int suma(int v[], int n)
{
    int i,S=0;
    for(i=1;i<=n;i++)
        S=S+v[i];
    return S;
}
void afisare(int v[200], int n)
{
    int i;
    for(i=1;i<=n;i++)
        cout<<v[i]<<" ";
}
int main()
{
    int n,v[200],i;
    citire(v,n);
    cout<<"vectorul este: ";
    afisare(v,n);
	cout<<"S="<<suma(v,n);
    return 0;
}*/
using namespace std;
#include<fstream>
ifstream fin("adunare.in");
ofstream fout("adunare.out");
int main()
{
	int a,b,S;
	fin>>a;
	fin>>b;
	S=a+b;
	fout<<"S="<<S;
	return 0;
}