제출 #149330

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
149330	2019-09-01 06:15:52	rkm0959 (#200)	Bulb Game (FXCUP4_bulb)	C++17	100 / 100	72 ms	7828 KiB

bulb

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#include <bits/stdc++.h>
using namespace std;
bool bad(int x, vector<int>&L, vector<int>&R){
  x=R[x];
  while(x>=0)
    x=L[x];
  return x==-2;
}
bool ok(int x, vector<int>&L, vector<int>&R){
  x=R[x];
  while(x>=0)
  {
    if(bad(x,L,R)) return 0;
    x=L[x];
  }
  return x==-1;
}
bool existover2(int now,int dep, vector<int>&L, vector<int>&R){
  if(now<0) return 0;
  if(dep>2) return 1;
  return existover2(L[now],dep,L,R) or existover2(R[now],dep+1,L,R);
}
bool changeok(int now, vector<int>&L, vector<int>&R){
  now=R[now];
  while(now>=0) now=L[now];
 
 
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컴파일 시 표준 에러 (stderr) 메시지

bulb.cpp: In function 'int FindWinner(int, std::vector<int>, std::vector<int>)':
bulb.cpp:52:6: warning: unused variable 'i' [-Wunused-variable]
  int i;
      ^

• Subtask 1: 11 / 11
• Subtask 2: 25 / 25
• Subtask 3: 64 / 64