Submission #988483

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
988483	2024-05-24 22:02:48	kflippy	Tracks in the Snow (BOI13_tracks)	C++17	100 / 100	1087 ms	125020 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
#include <bits/stdc++.h>
using namespace std;
int h, w;
char s[4000][4000];
bool chk(pair<int, int> c)
{
  return c.first > -1 && c.first < h && c.second < w && c.second > -1 && s[c.first][c.second] != '.';
}
int
main()
{
  cin >> h >> w;
  deque<pair<int, int>> q;
  vector<vector<int>> d(h, vector<int>(w));
  d[0][0] = 1;
  for(int i = 0; i < h; ++i) {
    for(int j = 0; j < w; ++j) {
      cin >> s[i][j];
    }
  }
  q.push_front({0, 0});
  vector<int> dx = {-1, 0, 1, 0}, dy = {0, 1, 0, -1};
  int ans = 0;
  while(!q.empty()) {
    pair<int, int> x = q.front();
    q.pop_front();
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX

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