제출 #1305805

#제출 시각아이디문제언어결과실행 시간메모리
1305805jojeonghoon게임 (APIO22_game)C++20
0 / 100
2 ms332 KiB
#include <bits/stdc++.h> #include "game.h" using namespace std; const int LM=300100; int N,K; vector<int>G[LM]; void init(int N_, int K_){ N=N_; K=K_; } int D[LM]; int dfs(int x, int w){ w+=x<K; if(D[x]) return D[x]<w; D[x]=w; for(int i:G[x]){ if(dfs(i,w)) return 1; } return 0; } int add_teleporter(int u, int v){ G[u].push_back(v); fill(D,D+N,0); D[u]=1; return dfs(v,1); }
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