Ruudukko

input/code.cpp: In function 'int main()':
input/code.cpp:21:27: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
             for(int k=1; k<v.size(); k++){
                          ~^~~~~~~~~

#include <iostream>
#include <algorithm>
#include <vector>

using namespace std;

int ans[100][100], n;

int main(){

    cin >> n;

    for(int i=0; i<n; i++){
        for(int j=0; j<n; j++){
            vector<int> v;
            v.push_back(0);
            for(int k=0; k<i; k++) v.push_back(ans[k][j]);
            for(int k=0; k<j; k++) v.push_back(ans[i][k]);
            sort(v.begin(), v.end());
            v.push_back(v.back()+2);
            for(int k=1; k<v.size(); k++){
                if((v[k]-v[k-1])>1){
                    ans[i][j] = v[k-1]+1;
                    break;
                }
            }
        }
    }

    for(int i=0; i<n; i++){
        for(int j=0; j<n; j++){
            cout << ans[i][j] << ' ';
        }
        cout << '\n';
    }

    return 0;
}

Test 1

Verdict: ACCEPTED

Test 2

Verdict: ACCEPTED

Test 3

Verdict: ACCEPTED

Test 4

Verdict: ACCEPTED

Test 5

Verdict: ACCEPTED

Test 6

Verdict: ACCEPTED