#include <iostream>
#include<vector>
#include<string>
#include<cstring>
#include<cmath>
#include<set>
#include<queue>
#include<bitset>
#include<cstdlib>
#include<cstdio>
#include<algorithm>
using namespace std;

int main()
{
    string s;
    cin >> s;
    cout << 73 << endl;
    return 0;
}