Ruudukko

#include<bits/stdc++.h>
using namespace std;

int pysty[101][200];
int vaaka[101][200];
vector<vector<int>> ve;
int n;
int main(){
  cin >> n;
  for(int i = 0; i < n; i++){
    ve.push_back({});
    for(int j = 0; j < n; j++){
      int a = 0;
      for(int x = 1; x <= 200; x++){
        if(!vaaka[i][x] && !pysty[j][x]){
          a = x;
          break;
        }
      }
      ve[ve.size()-1].push_back(a);
      pysty[j][a] = 1;
      vaaka[i][a] = 1;
    }
  }
  for(auto u : ve){
    for(auto x : u){
      cout << x << " ";
    }
    cout << "\n";
  }
}

Test 1

Verdict: ACCEPTED

Test 2

Verdict: ACCEPTED

Test 3

Verdict: ACCEPTED

Test 4

Verdict: ACCEPTED

Test 5

Verdict: ACCEPTED

Test 6

Verdict: ACCEPTED