Submission #941118

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
941118	2024-03-08 07:23:46	Ghulam_Junaid	포탈들 (BOI14_portals)	C++17	100 / 100	279 ms	51684 KiB

portals

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#include <bits/stdc++.h>
using namespace std;
const int N = 1e3 + 10;
const int inf = 1e9 + 10;
int n, m, sx, sy, ex, ey, dist[N][N];
char mat[N][N];
int dx[4] = {-1, 0, 1, 0};
int dy[4] = {0, 1, 0, -1};
//           U  R  D   L
vector<pair<int, int>> walls;
pair<int, int> max_move[N][N][4];
int wall_dist[N][N];
bool valid(int x, int y){
    return (x >= 0 and x < n and y >= 0 and y < m and mat[x][y] != '#');
}
void bfs(){
    for (int i = 0; i < n; i ++)
        for (int j = 0; j < m; j ++)
            wall_dist[i][j] = min(min(i + 1, j + 1), min(n - i, m - j));
    queue<pair<int, int>> q;
    for (auto [x, y] : walls){
        wall_dist[x][y] = 0;
        q.push({x, y});
 
 
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Compilation message (stderr)

portals.cpp: In function 'void dijkstra()':
portals.cpp:65:13: warning: unused variable 'cur' [-Wunused-variable]
   65 |         int cur = X.first;
      |             ^~~

• Subtask 1: 11 / 11
• Subtask 2: 20 / 20
• Subtask 3: 20 / 20
• Subtask 4: 19 / 19
• Subtask 5: 30 / 30