Submission #756174

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
756174	2023-06-11 09:07:15	Trumling	Connecting Supertrees (IOI20_supertrees)	C++14	0 / 100	1 ms	212 KiB

supertrees

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#include "supertrees.h"
#include <bits/stdc++.h>
using namespace std; 
typedef long long ll;
#define pb push_back
#define F first
#define S second
#define enter cout<<'\n';
#define INF 99999999999999999
#define MOD 1000000007
#define all(x) x.begin(),x.end()
vector<bool>vis(1000,0);
vector<vector<int>>g;
vector<vector<int>>ans;
ll nn;
bool dfs1(int start,int beg)
{
  vis[start]=1;
  for(int i=0;i<nn;i++)
    if(g[start][i]!=g[beg][i] && i!=start && i!=beg)
      return 0;
  for(int i=0;i<nn;i++)
    if(!vis[i] && g[start][i])
    {
      ans[i][start]=1;
      ans[start][i]=1;
      return dfs1(i,beg);
 
 
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• Subtask 1: 0 / 11
• Subtask 2: 0 / 10
• Subtask 3: 0 / 19
• Subtask 4: 0 / 35
• Subtask 5: 0 / 21
• Subtask 6: 0 / 4