제출 #760053

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
760053	2023-06-17 07:06:03	jk410	Bulb Game (FXCUP4_bulb)	C++17	0 / 100	1 ms	212 KiB

bulb

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#include <bits/stdc++.h>
#include "bulb.h"
using namespace std;
int n;
vector<int> l, r;
vector<int> ans;
void update(int lx, int rx, int v) {
  ans[lx] += v;
  ans[rx + 1] -= v;
}
int dfs(int cur, int f, int s, int cnt) {
  if (cur == -1)
    return 0;
  if (cur == -2) {
    if (f == -1)
      return 0;
    else if (s == -1) {
      if (cnt == n)
        return 0;
      update(0, n - 1, 1);
      update(f, f, 1);
      return 1;
    }
    update(f, f, 1);
    update(s, s, 1);
    return 0;
  }
 
 
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• Subtask 3: 0 / 64