#include <iostream>
#include <algorithm>
#include <vector>
#include <stack>
#include <string>
#include <cmath>
#include <map>
#include <fstream>
#include <sstream>
#include <set>
#include <iomanip>
#include <deque>
#include <cstring>

#define pb push_back
#define ll long long
#define FOR(I,A,B) for(int I=(A); I <= (B); I++)

using namespace std;

int main() {
	cout << 73 << "\n";
	
	return 0;
}