#include "bits/stdc++.h"
using namespace std;

using ll = long long;
using P = pair<ll, ll>;
const ll INF = (1LL << 62);
ll mod = (ll)1e9 + 7;


signed main() {
	ios::sync_with_stdio(false);
	cin.tie(0);
	cout << 79 << endl;
	return 0;
}