#include <bits/stdc++.h>
using namespace std;
#define endl '\n';

int main()
{
    int a, b, c;
    cin >> a >> b >> c;
    cout << c  << " " << a << " " << b << endl;
}

#include <bits/stdc++.h>
#define rep(i, n) for (int i = 0; i < (int)(n); i++)
#define rep2(i, s, n) for (int i = s; i < (int)(n); i++)
#define chmax(a, b) a = max(a, b)
#define chmin(a, b) a = min(a, b)
#define all(x) (x).begin(), (x).end()
#define rall(x) (x).rbegin(), (x).rend()

using namespace std;
using ll = long long;
using pii = pair<int, int>;

//const ll INF = 1e18L + 5;
//const int INF = 1e9 + 5;
//const double pi = 3.14159265358979323846;

void	solve()
{
	int n;
	cin >> n;
	if (n == 1)
		cout << "Hello World" << endl;
	else {
		int a, b;
		cin >> a >> b;
		cout << a + b << endl;
	}
}

int		main(void)
{
	ios::sync_with_stdio(0);
	cin.tie(0);

	solve();
}
