제출 #977216

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
977216	2024-05-07 14:17:26	happy_node	Lamps (JOI19_lamps)	C++17	100 / 100	387 ms	77960 KiB

lamp

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#include <bits/stdc++.h>
using namespace std;
const int MX=2e6+5;
int N;
string A,B;
int dp[MX][8];
vector<pair<int,int>> adj[8];
bool can(int k, char s, char t) {
  if(s=='#') return true;
  assert(t!='#');
  int a=s-'0',b=t-'0';
  if(k==0) {
    return a==b;
  }
  if(k==1) {
    a^=1;
    return a==b;
  }
  if(k==2) {
    a=0;
    a^=1;
    return a==b;
  }
  if(k==3) {
    a^=1;
    a=0;
 
 
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