Submission #771122

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
771122	2023-07-02 13:11:19	OrazB	Connecting Supertrees (IOI20_supertrees)	C++17	56 / 100	185 ms	28432 KiB

supertrees

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#include <bits/stdc++.h>
#include "supertrees.h"
using namespace std;
#define N 100005
#define pb push_back
 
vector<int> vec[N];
 
int construct(vector<vector<int>> p){
  int n = p.size();
  vector<vector<int>> b(n, vector<int>(n, 0));
  vector<int> vis(n, 0), ok(n, 0);
  int cnt = 0;
  for (int i = 0; i < n; i++){
    if (vis[i]){ 
      if (p[i] != vec[vis[i]]) return 0;
      continue;
    }
    cnt++;
    for (int j = 0; j < n; j++){
      if (p[i][j] and i != j){
        if (p[i][j] == 1){
          b[i][j] = b[j][i] = 1;
          vis[j] = cnt;
        }
      }
      vec[cnt].pb(p[i][j]);
    }
  }
  for (int i = 0; i < n; i++){
 
 
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• Subtask 1: 11 / 11
• Subtask 2: 10 / 10
• Subtask 3: 0 / 19
• Subtask 4: 35 / 35
• Subtask 5: 0 / 21
• Subtask 6: 0 / 4