Submission #625275

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
625275	2022-08-09 18:31:58	eNGy	Tracks in the Snow (BOI13_tracks)	C++17	97.81 / 100	1947 ms	1048576 KiB

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#include <bits/stdc++.h>
#include <iostream>
#define c(x) (cerr << __LINE__ << ": " << #x << ' ' << (x) << endl, (x))
#define vis() (cerr << __LINE__ << endl)
#define ll long long
#define f first
#define s second
#define pb push_back
#define rsz resize
#define all(x) begin(x), end(x)
#define sz(x) (int)(x).size()
#define mp make_pair
using namespace std;
vector<string> F;
vector<vector<int>> G;
vector<set<int>> A;
int N, M; 
bool ok(int I, int J){
  if(I < 0 || I >= N || J < 0 || J >= M) return false;
  return true;
}
void dfs(int I, int J, char a, int e){
  if(!ok(I, J)) return;
  if(F[I][J] != a || G[I][J]) return;
  G[I][J] = e;
 
 
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• Subtask 1: 30 / 30
• Subtask 2: 67.8125 / 70