CodeForces-Solutions/Chess_Tournament at main · Sam071100/CodeForces-Solutions · GitHub

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#include <iostream>
#include <string>
#include <vector>
#include <algorithm>
#include <sstream>
#include <queue>
#include <deque>
#include <bitset>
#include <iterator>
#include <list>
#include <stack>
#include <map>
#include <set>
#include <functional>
#include <numeric>
#include <utility>
#include <limits>
#include <time.h>
#include <math.h>
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include <assert.h>
#include <unordered_set>
#include <unordered_map>
#define ll long long int
#define ld long double
#define inf 3e18 + 1
#define all(v) (v).begin(), (v).end()
#define N 5005
#define F first
#define S second
using namespace std;
ll mod = 1e9 + 7;
int main()
{
  ios_base::sync_with_stdio(false);
  cin.tie(NULL);
  cout.tie(0);
  #ifndef ONLINE_JUDGE
    freopen("input.txt", "r", stdin);
    freopen("output.txt", "w", stdout);
  //freopen("error.txt","w",stderr);
  #endif
  ll test = 1;
  cin>>test;
  while (test--){
    ll n;
    cin>>n;
    string s;
    cin>>s;
    ll cnt=0;
    vector<ll>idx;
    for(int i=0;i<n;i++) {
      if(s[i]=='2') {
        cnt++;
        idx.push_back(i);
      }
    }
    if(cnt>0 and cnt<=2) {
      cout<<"NO"<<endl;
      continue;
    }
    cout<<"YES"<<endl;
    vector<vector<char>>ans(n,vector<char>(n,'.'));
    // cout<<idx.size();
    for(int i=0;i<idx.size();i++) {
      if(i==idx.size()-1) {
        ans[idx[i]][idx[0]]='+';
      }
      else {
        ans[idx[i]][idx[i+1]]='+';

      }
    }
    for(int i=0;i<n;i++) {
      for(int j=0;j<n;j++) {
        if(i==j) {
          ans[i][j]='X';
        }
        else if(s[i]=='1' and s[j]=='1') {
          ans[i][j]='=';
        }
        else if(s[i]=='1' and s[j]=='2') {
          ans[i][j]='+';
        }
        else if(s[i]=='2' and s[j]=='1') {
          ans[i][j]='-';
        }
        else if(s[i]=='2' and s[j]=='2') {
          if(ans[j][i]!='.') {
            if(ans[j][i]=='+') ans[i][j]='-';
            else ans[i][j]='+';
          }
          else if(ans[i][j]=='.') {
            ans[i][j]='-';
          }
        }
      }
    }
    for(auto i:ans) {
      for(auto j:i) {
        cout<<j;
      }
      cout<<endl;
    }

  }
  return 0;
}