offchan42

#include <iostream>

using namespace std;

int main() {
    int n;
    cin >> n;
    int fields[50][50] = {}; // set to zero
    for (int i = 0; i < n; i++) {
        int v = i+1;

offchan42

#include <bits/stdc++.h>

using namespace std;

typedef long long ll; 
typedef pair<int, int> ii;
typedef vector<ii> vii;
typedef vector<int> vi;
#define INF 1001001001 // 1 billion, safer than 2B for Floyd Warshall’s
#define EPS  1e-9