#include <cstdio>
#include <iostream>
#include <fstream>
#include <bitset>
#include <algorithm>
#include <sstream>
#include <cstring>
#include <string>
#include <vector>
using namespace std;

#pragma warning(push)
#pragma warning(disable: 4996)

string n;
char c1, c2;

int main()
{
	/*freopen("test.in", "r", stdin);
	freopen("test.out", "w", stdout);*/
	int saptetrei = 73;

	printf("%d\n", saptetrei);

	return 0;
}


#pragma warning(pop)