oj.uz

Submission #937678

# Submission time Handle Problem Language Result Execution time Memory
937678 2024-03-04T10:32:24 Z zwezdinv Maze (JOI23_ho_t3) C++17
8 / 100
 125 ms 79496 KB 
#include <bits/stdc++.h>

struct node {
        int x, y, free, dist;
        node() = default;
        node(int x, int y, int free, int dist) : x(x), y(y), free(free), dist(dist) {}
};

std::vector<std::pair<int, int>> dir1 = {
        {0, 1},
        {0, -1},
        {1, 0},
        {-1, 0}
};
std::vector<std::pair<int, int>> dir2 = {
        {1, 1},
        {1, -1},
        {-1, 1},
        {-1, -1}
};

int main() {
        std::cin.tie(nullptr)->sync_with_stdio(false);

        int r, c, n;
        std::cin >> r >> c >> n;
        int sx, sy, fx, fy;
        std::cin >> sx >> sy >> fx >> fy;
        --sx, --sy, --fx, --fy;
        std::vector a(r, std::vector(c, '#'));
        for (auto& i : a) {
                for (auto& j : i) {
                        std::cin >> j;
                }
        }
        std::deque<node> que;
        std::vector used(r, std::vector(c, false));
        que.emplace_back(sx, sy, 0, 0);
        while (que.size()) {
                node u = que.front();
                assert(u.free >= 0);
                que.pop_front();
                if (u.x == fx && u.y == fy) {
                        std::cout << u.dist << '\n';
                        break;
                }
                if (used[u.x][u.y]) continue;
                used[u.x][u.y] = true;
                for (auto [dx, dy] : dir1) {
                        int i = u.x + dx, j = u.y + dy;
                        if (i < 0 || i >= r || j < 0 || j >= c) continue;
                        if (a[i][j] == '.') {
                                que.emplace_front(i, j, std::max(u.free - 1, 0), u.dist);
                        }
                        if (u.free == 0) {
                                que.emplace_back(i, j, n - 1, u.dist + 1);
                        } else {
                                que.emplace_front(i, j, u.free - 1, u.dist);
                        }
                }
                for (auto [dx, dy] : dir2) {
                        int i = u.x + dx, j = u.y + dy;
                        if (i < 0 || i >= r || j < 0 || j >= c) continue;
                        if (u.free >= 2) {
                                que.emplace_front(i, j, u.free - 1, u.dist);
                        } else if (n >= 2) {
                                que.emplace_back(i, j, n - 1, u.dist + 1);
                        }
                }
        }
}

Subtask #1
8.0 / 8.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 1 ms 348 KB Output is correct
8 Correct 0 ms 600 KB Output is correct
9 Correct 1 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 0 ms 600 KB Output is correct
14 Correct 1 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 0 ms 348 KB Output is correct
18 Correct 0 ms 348 KB Output is correct
19 Correct 4 ms 344 KB Output is correct
20 Correct 2 ms 344 KB Output is correct
21 Correct 2 ms 1372 KB Output is correct
22 Correct 5 ms 604 KB Output is correct
23 Correct 4 ms 524 KB Output is correct
24 Correct 3 ms 348 KB Output is correct
25 Correct 2 ms 348 KB Output is correct
26 Correct 1 ms 604 KB Output is correct
27 Correct 1 ms 604 KB Output is correct
28 Correct 2 ms 604 KB Output is correct
29 Correct 12 ms 680 KB Output is correct
30 Correct 4 ms 348 KB Output is correct
31 Correct 4 ms 3612 KB Output is correct
32 Correct 14 ms 844 KB Output is correct
33 Correct 9 ms 676 KB Output is correct
34 Correct 8 ms 604 KB Output is correct
35 Correct 5 ms 604 KB Output is correct
36 Correct 9 ms 1448 KB Output is correct
37 Correct 11 ms 1168 KB Output is correct
38 Correct 2 ms 600 KB Output is correct
39 Correct 102 ms 2292 KB Output is correct
40 Correct 6 ms 604 KB Output is correct
41 Correct 6 ms 676 KB Output is correct
42 Correct 17 ms 604 KB Output is correct
43 Correct 12 ms 604 KB Output is correct
44 Correct 29 ms 1324 KB Output is correct
45 Correct 26 ms 1368 KB Output is correct
46 Correct 101 ms 79496 KB Output is correct
47 Correct 125 ms 2544 KB Output is correct
48 Correct 71 ms 2316 KB Output is correct
49 Correct 52 ms 3164 KB Output is correct
50 Correct 38 ms 3164 KB Output is correct
51 Correct 98 ms 5972 KB Output is correct
52 Correct 71 ms 3416 KB Output is correct
53 Correct 79 ms 2584 KB Output is correct

Subtask #2
0 / 19.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 348 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #3
0 / 16.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 344 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #4
0 / 19.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 348 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #5
0 / 5.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 348 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #6
0 / 19.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 1 ms 348 KB Output is correct
8 Correct 0 ms 600 KB Output is correct
9 Correct 1 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 0 ms 600 KB Output is correct
14 Correct 1 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 0 ms 348 KB Output is correct
18 Correct 0 ms 348 KB Output is correct
19 Correct 4 ms 344 KB Output is correct
20 Correct 2 ms 344 KB Output is correct
21 Correct 2 ms 1372 KB Output is correct
22 Correct 5 ms 604 KB Output is correct
23 Correct 4 ms 524 KB Output is correct
24 Correct 3 ms 348 KB Output is correct
25 Correct 2 ms 348 KB Output is correct
26 Correct 1 ms 604 KB Output is correct
27 Correct 1 ms 604 KB Output is correct
28 Correct 2 ms 604 KB Output is correct
29 Correct 12 ms 680 KB Output is correct
30 Correct 4 ms 348 KB Output is correct
31 Correct 4 ms 3612 KB Output is correct
32 Correct 14 ms 844 KB Output is correct
33 Correct 9 ms 676 KB Output is correct
34 Correct 8 ms 604 KB Output is correct
35 Correct 5 ms 604 KB Output is correct
36 Correct 9 ms 1448 KB Output is correct
37 Correct 11 ms 1168 KB Output is correct
38 Correct 2 ms 600 KB Output is correct
39 Correct 102 ms 2292 KB Output is correct
40 Correct 6 ms 604 KB Output is correct
41 Correct 6 ms 676 KB Output is correct
42 Correct 17 ms 604 KB Output is correct
43 Correct 12 ms 604 KB Output is correct
44 Correct 29 ms 1324 KB Output is correct
45 Correct 26 ms 1368 KB Output is correct
46 Correct 101 ms 79496 KB Output is correct
47 Correct 125 ms 2544 KB Output is correct
48 Correct 71 ms 2316 KB Output is correct
49 Correct 52 ms 3164 KB Output is correct
50 Correct 38 ms 3164 KB Output is correct
51 Correct 98 ms 5972 KB Output is correct
52 Correct 71 ms 3416 KB Output is correct
53 Correct 79 ms 2584 KB Output is correct
54 Incorrect 0 ms 348 KB Output isn't correct
55 Halted 0 ms 0 KB -

Subtask #7
0 / 8.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 1 ms 348 KB Output is correct
8 Correct 0 ms 600 KB Output is correct
9 Correct 1 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 0 ms 600 KB Output is correct
14 Correct 1 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 0 ms 348 KB Output is correct
18 Correct 0 ms 348 KB Output is correct
19 Correct 4 ms 344 KB Output is correct
20 Correct 2 ms 344 KB Output is correct
21 Correct 2 ms 1372 KB Output is correct
22 Correct 5 ms 604 KB Output is correct
23 Correct 4 ms 524 KB Output is correct
24 Correct 3 ms 348 KB Output is correct
25 Correct 2 ms 348 KB Output is correct
26 Correct 1 ms 604 KB Output is correct
27 Correct 1 ms 604 KB Output is correct
28 Correct 2 ms 604 KB Output is correct
29 Correct 12 ms 680 KB Output is correct
30 Correct 4 ms 348 KB Output is correct
31 Correct 4 ms 3612 KB Output is correct
32 Correct 14 ms 844 KB Output is correct
33 Correct 9 ms 676 KB Output is correct
34 Correct 8 ms 604 KB Output is correct
35 Correct 5 ms 604 KB Output is correct
36 Correct 9 ms 1448 KB Output is correct
37 Correct 11 ms 1168 KB Output is correct
38 Correct 2 ms 600 KB Output is correct
39 Correct 102 ms 2292 KB Output is correct
40 Correct 6 ms 604 KB Output is correct
41 Correct 6 ms 676 KB Output is correct
42 Correct 17 ms 604 KB Output is correct
43 Correct 12 ms 604 KB Output is correct
44 Correct 29 ms 1324 KB Output is correct
45 Correct 26 ms 1368 KB Output is correct
46 Correct 101 ms 79496 KB Output is correct
47 Correct 125 ms 2544 KB Output is correct
48 Correct 71 ms 2316 KB Output is correct
49 Correct 52 ms 3164 KB Output is correct
50 Correct 38 ms 3164 KB Output is correct
51 Correct 98 ms 5972 KB Output is correct
52 Correct 71 ms 3416 KB Output is correct
53 Correct 79 ms 2584 KB Output is correct
54 Incorrect 0 ms 348 KB Output isn't correct
55 Halted 0 ms 0 KB -

Subtask #8
0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 1 ms 348 KB Output is correct
8 Correct 0 ms 600 KB Output is correct
9 Correct 1 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 0 ms 600 KB Output is correct
14 Correct 1 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 0 ms 348 KB Output is correct
18 Correct 0 ms 348 KB Output is correct
19 Correct 4 ms 344 KB Output is correct
20 Correct 2 ms 344 KB Output is correct
21 Correct 2 ms 1372 KB Output is correct
22 Correct 5 ms 604 KB Output is correct
23 Correct 4 ms 524 KB Output is correct
24 Correct 3 ms 348 KB Output is correct
25 Correct 2 ms 348 KB Output is correct
26 Correct 1 ms 604 KB Output is correct
27 Correct 1 ms 604 KB Output is correct
28 Correct 2 ms 604 KB Output is correct
29 Correct 12 ms 680 KB Output is correct
30 Correct 4 ms 348 KB Output is correct
31 Correct 4 ms 3612 KB Output is correct
32 Correct 14 ms 844 KB Output is correct
33 Correct 9 ms 676 KB Output is correct
34 Correct 8 ms 604 KB Output is correct
35 Correct 5 ms 604 KB Output is correct
36 Correct 9 ms 1448 KB Output is correct
37 Correct 11 ms 1168 KB Output is correct
38 Correct 2 ms 600 KB Output is correct
39 Correct 102 ms 2292 KB Output is correct
40 Correct 6 ms 604 KB Output is correct
41 Correct 6 ms 676 KB Output is correct
42 Correct 17 ms 604 KB Output is correct
43 Correct 12 ms 604 KB Output is correct
44 Correct 29 ms 1324 KB Output is correct
45 Correct 26 ms 1368 KB Output is correct
46 Correct 101 ms 79496 KB Output is correct
47 Correct 125 ms 2544 KB Output is correct
48 Correct 71 ms 2316 KB Output is correct
49 Correct 52 ms 3164 KB Output is correct
50 Correct 38 ms 3164 KB Output is correct
51 Correct 98 ms 5972 KB Output is correct
52 Correct 71 ms 3416 KB Output is correct
53 Correct 79 ms 2584 KB Output is correct
54 Incorrect 0 ms 348 KB Output isn't correct
55 Halted 0 ms 0 KB -