/*
 * NOTE: it is recommended to use this even if you don't
 * understand the following code.
 */

#include <iostream>
#include <string>
#include <vector>
#include <cassert>

// constraints
#define MAXN 9000
#define MAXM 100

using namespace std;

// input data
int N, M;
vector<string> S;

int main() {
//  uncomment the following lines if you want to read/write from files
//  freopen("input.txt", "r", stdin);
//  freopen("output.txt", "w", stdout);

    assert(cin >> N >> M);
    S.resize(N);
    for(int i=0; i<N; i++)
        assert(cin >> S[i]);

    // insert your code here

    cout << 42 << "\n"; // print the result
    return 0;
}