제출 #475812

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
475812	2021-09-24 06:01:07	clams	Tracks in the Snow (BOI13_tracks)	C++17	19.79 / 100	910 ms	123128 KiB

tracks

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
/*
 * Author: bubu2006
**/
#include <bits/stdc++.h>
using namespace std;
int main() {
    ios::sync_with_stdio(0); cin.tie(0); cout.tie(0);
    
    int H, W;
    cin >> H >> W;
    
    vector<string> m(H);
    for(int i = 0; i < H; i++) cin >> m[i];
    
    vector<int> dy = {0, 0, -1, 1};
    vector<int> dx = {1, -1, 0, 0};
    
    const int INF = 1e8;
    
    vector<vector<int>> d(H, vector<int>(W, INF));
    deque<pair<int, int>> q;
    q.push_back({0, 0});
    d[0][0] = 1;
    
    int ans = 0;
    while(!q.empty()) {
        pair<int, int> cur = q.front();
        int y = cur.first;
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX

• Subtask 1: 6.666666666666667 / 30
• Subtask 2: 13.125 / 70