#include <iostream>
using namespace std;
int main()
{
int a,b,c,d,e,f,g,h,i,j,k,l,n,o,p,q,r,s,t,u;
cin >> a; cin >> b; cin >> c; cin >> d; cin >> e; cin >> f; cin >> g; cin >> h; cin >> i; cin >> j; cin >> k; cin >> l; cin >> n; cin >> o; cin >> p; cin >> q; cin >> r; cin >> s; cin >> t; cin >> u;
cout << "Suma numerelor este: " << a+b+c+d+e+f+g+h+i+j+k+l+n+o+p+q+r+s+t+u;
return 0;
}
