제출 #746795

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
746795	2023-05-23 06:11:47	Github	Tracks in the Snow (BOI13_tracks)	C++17	31.77 / 100	653 ms	222312 KiB

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#include <iostream>
#include <vector>
#include <set>
#include <queue>
#include <cmath>
#include <cstring>
#include <algorithm>
using namespace std;
#define speedup ios_base::sync_with_stdio(false); cin.tie(nullptr); cout.tie(nullptr);
#define ll long long
const int MAXN = 4500;
char grid[MAXN][MAXN];
int dist[MAXN][MAXN];
int dX[] = {1, -1, 0, 0};
int dY[] = {0, 0, 1, -1};
int h, w;
int main(){
    speedup
    cin >> h >> w;
    for (int i = 0; i < h; i++){
        string s; cin >> s;
        for (int j = 0; j < w; j++){
            grid[i][j] = s[j];
        }
    }
    deque<pair<int, int>> q;
    q.push_back({0, 0});
 
 
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• Subtask 1: 3.3333333333333335 / 30
• Subtask 2: 28.4375 / 70