제출 #172647

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
172647	2020-01-02 09:23:37	top34051	Bulb Game (FXCUP4_bulb)	C++17	0 / 100	2 ms	376 KiB

bulb

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#include "bulb.h"
#include <bits/stdc++.h>
using namespace std;
const int maxn = 3e5 + 5;
int n, T;
vector<int> L, R;
int res[maxn], down[maxn];
void dfs(int u) {
  if(u < 0) return ;
  dfs(L[u]);
  dfs(R[u]);
  if(L[u] >= 0) res[u] = res[L[u]];
  else res[u] = (L[u] == -1);
  down[u] = (L[u] >= 0 ? down[L[u]] : 0) + 1;
}
int FindWinner(int turns, vector<int> leftChild, vector<int> rightChild){
  T = turns; L = leftChild; R = rightChild; 
  n = (int)leftChild.size();
  dfs(0);
  if(res[0] == 1 && down[0] < n) return 1;
  int x = 0;
 
 
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