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Submission #393950

# Submission time Handle Problem Language Result Execution time Memory
393950 2021-04-25T02:52:10 Z gispisquared Jakarta Skyscrapers (APIO15_skyscraper) C++14
57 / 100
 1000 ms 75408 KB 
#include <bits/stdc++.h>
using namespace std;
#define PB push_back
#define F first
#define S second
typedef pair<int, int> pi;

int main() {
  cin.tie(0);
  ios::sync_with_stdio(0);
  int N, M;
  cin >> N >> M;
  int B[M], P[M];
  vector<int> dists[N];
  map<int, int> m[N];
  vector<bool> vis(N);
  for (int i = 0; i < M; ++i) {
    cin >> B[i] >> P[i];
    dists[B[i]].PB(P[i]);
  }
  queue<pi> bfs({{B[0], P[0]}, {B[0], -P[0]}});
  m[B[0]][P[0]] = 1;
  while (!bfs.empty() && bfs.front().F != B[1]) {
    auto tmp = bfs.front();
    bfs.pop();
    if (tmp.F + tmp.S < N && tmp.F + tmp.S >= 0 &&
        m[tmp.F + tmp.S].find(abs(tmp.S)) == m[tmp.F + tmp.S].end()) {
      m[tmp.F + tmp.S][abs(tmp.S)] = m[tmp.F][abs(tmp.S)] + 1;
      bfs.push({tmp.F + tmp.S, tmp.S});
    }
    if (!vis[tmp.F])
      for (auto i : dists[tmp.F]) {
        m[tmp.F][i] = m[tmp.F][abs(tmp.S)];
        if (tmp.F + i < N && m[tmp.F + i].find(i) == m[tmp.F + i].end()) {
          m[tmp.F + i][i] = m[tmp.F][i] + 1;
          bfs.push({tmp.F + i, i});
        }
        if (tmp.F - i >= 0 && m[tmp.F - i].find(i) == m[tmp.F - i].end()) {
          m[tmp.F - i][i] = m[tmp.F][i] + 1;
          bfs.push({tmp.F - i, -i});
        }
      }
    vis[tmp.F] = 1;
  }
  cout << (bfs.empty() ? -1 : m[B[1]][abs(bfs.front().S)] - 1);
}

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 204 KB Output is correct
2 Correct 1 ms 204 KB Output is correct
3 Correct 1 ms 204 KB Output is correct
4 Correct 1 ms 204 KB Output is correct
5 Correct 1 ms 204 KB Output is correct
6 Correct 1 ms 204 KB Output is correct
7 Correct 1 ms 204 KB Output is correct

Subtask #2
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 204 KB Output is correct
2 Correct 1 ms 204 KB Output is correct
3 Correct 1 ms 204 KB Output is correct
4 Correct 1 ms 204 KB Output is correct
5 Correct 1 ms 204 KB Output is correct
6 Correct 1 ms 204 KB Output is correct
7 Correct 0 ms 204 KB Output is correct
8 Correct 0 ms 204 KB Output is correct
9 Correct 1 ms 204 KB Output is correct
10 Correct 1 ms 332 KB Output is correct
11 Correct 1 ms 332 KB Output is correct
12 Correct 1 ms 332 KB Output is correct
13 Correct 1 ms 332 KB Output is correct
14 Correct 2 ms 588 KB Output is correct
15 Correct 2 ms 460 KB Output is correct

Subtask #3
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 204 KB Output is correct
2 Correct 1 ms 204 KB Output is correct
3 Correct 1 ms 208 KB Output is correct
4 Correct 1 ms 204 KB Output is correct
5 Correct 1 ms 204 KB Output is correct
6 Correct 1 ms 204 KB Output is correct
7 Correct 1 ms 204 KB Output is correct
8 Correct 1 ms 204 KB Output is correct
9 Correct 1 ms 204 KB Output is correct
10 Correct 1 ms 332 KB Output is correct
11 Correct 1 ms 332 KB Output is correct
12 Correct 1 ms 332 KB Output is correct
13 Correct 1 ms 332 KB Output is correct
14 Correct 2 ms 588 KB Output is correct
15 Correct 2 ms 444 KB Output is correct
16 Correct 1 ms 332 KB Output is correct
17 Correct 2 ms 588 KB Output is correct
18 Correct 1 ms 460 KB Output is correct
19 Correct 1 ms 460 KB Output is correct
20 Correct 1 ms 588 KB Output is correct
21 Correct 1 ms 332 KB Output is correct
22 Correct 1 ms 460 KB Output is correct
23 Correct 2 ms 592 KB Output is correct
24 Correct 3 ms 716 KB Output is correct
25 Correct 1 ms 460 KB Output is correct
26 Correct 1 ms 588 KB Output is correct
27 Correct 1 ms 588 KB Output is correct
28 Correct 5 ms 1356 KB Output is correct
29 Correct 16 ms 3244 KB Output is correct
30 Correct 3 ms 1228 KB Output is correct
31 Correct 7 ms 1996 KB Output is correct
32 Correct 5 ms 1484 KB Output is correct
33 Correct 37 ms 6020 KB Output is correct
34 Correct 22 ms 3404 KB Output is correct

Subtask #4
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 204 KB Output is correct
2 Correct 1 ms 204 KB Output is correct
3 Correct 1 ms 204 KB Output is correct
4 Correct 1 ms 204 KB Output is correct
5 Correct 1 ms 204 KB Output is correct
6 Correct 1 ms 204 KB Output is correct
7 Correct 1 ms 204 KB Output is correct
8 Correct 1 ms 204 KB Output is correct
9 Correct 1 ms 204 KB Output is correct
10 Correct 1 ms 332 KB Output is correct
11 Correct 1 ms 332 KB Output is correct
12 Correct 1 ms 332 KB Output is correct
13 Correct 1 ms 332 KB Output is correct
14 Correct 2 ms 588 KB Output is correct
15 Correct 2 ms 460 KB Output is correct
16 Correct 1 ms 332 KB Output is correct
17 Correct 2 ms 588 KB Output is correct
18 Correct 1 ms 460 KB Output is correct
19 Correct 1 ms 460 KB Output is correct
20 Correct 1 ms 588 KB Output is correct
21 Correct 1 ms 332 KB Output is correct
22 Correct 1 ms 460 KB Output is correct
23 Correct 2 ms 588 KB Output is correct
24 Correct 4 ms 716 KB Output is correct
25 Correct 1 ms 460 KB Output is correct
26 Correct 1 ms 588 KB Output is correct
27 Correct 1 ms 588 KB Output is correct
28 Correct 5 ms 1356 KB Output is correct
29 Correct 19 ms 3276 KB Output is correct
30 Correct 3 ms 1228 KB Output is correct
31 Correct 9 ms 1996 KB Output is correct
32 Correct 7 ms 1524 KB Output is correct
33 Correct 47 ms 6032 KB Output is correct
34 Correct 18 ms 3496 KB Output is correct
35 Correct 17 ms 3160 KB Output is correct
36 Correct 2 ms 588 KB Output is correct
37 Correct 11 ms 2212 KB Output is correct
38 Correct 18 ms 3276 KB Output is correct
39 Correct 7 ms 844 KB Output is correct
40 Correct 7 ms 924 KB Output is correct
41 Correct 8 ms 1356 KB Output is correct
42 Correct 5 ms 936 KB Output is correct
43 Correct 6 ms 972 KB Output is correct
44 Correct 6 ms 844 KB Output is correct
45 Correct 291 ms 23384 KB Output is correct
46 Correct 120 ms 13636 KB Output is correct

Subtask #5
0 / 43.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 204 KB Output is correct
2 Correct 1 ms 204 KB Output is correct
3 Correct 0 ms 204 KB Output is correct
4 Correct 1 ms 204 KB Output is correct
5 Correct 1 ms 204 KB Output is correct
6 Correct 1 ms 204 KB Output is correct
7 Correct 1 ms 204 KB Output is correct
8 Correct 1 ms 208 KB Output is correct
9 Correct 1 ms 204 KB Output is correct
10 Correct 1 ms 332 KB Output is correct
11 Correct 1 ms 332 KB Output is correct
12 Correct 1 ms 332 KB Output is correct
13 Correct 1 ms 336 KB Output is correct
14 Correct 2 ms 588 KB Output is correct
15 Correct 2 ms 460 KB Output is correct
16 Correct 1 ms 332 KB Output is correct
17 Correct 2 ms 588 KB Output is correct
18 Correct 1 ms 460 KB Output is correct
19 Correct 1 ms 460 KB Output is correct
20 Correct 1 ms 588 KB Output is correct
21 Correct 1 ms 332 KB Output is correct
22 Correct 1 ms 460 KB Output is correct
23 Correct 3 ms 588 KB Output is correct
24 Correct 2 ms 716 KB Output is correct
25 Correct 1 ms 460 KB Output is correct
26 Correct 1 ms 588 KB Output is correct
27 Correct 1 ms 588 KB Output is correct
28 Correct 5 ms 1356 KB Output is correct
29 Correct 18 ms 3348 KB Output is correct
30 Correct 3 ms 1244 KB Output is correct
31 Correct 7 ms 1996 KB Output is correct
32 Correct 5 ms 1484 KB Output is correct
33 Correct 38 ms 5964 KB Output is correct
34 Correct 17 ms 3412 KB Output is correct
35 Correct 17 ms 3124 KB Output is correct
36 Correct 2 ms 588 KB Output is correct
37 Correct 11 ms 2180 KB Output is correct
38 Correct 19 ms 3292 KB Output is correct
39 Correct 7 ms 848 KB Output is correct
40 Correct 9 ms 972 KB Output is correct
41 Correct 9 ms 1356 KB Output is correct
42 Correct 5 ms 844 KB Output is correct
43 Correct 6 ms 972 KB Output is correct
44 Correct 6 ms 844 KB Output is correct
45 Correct 284 ms 23444 KB Output is correct
46 Correct 117 ms 13612 KB Output is correct
47 Correct 9 ms 2380 KB Output is correct
48 Correct 8 ms 2584 KB Output is correct
49 Correct 9 ms 2636 KB Output is correct
50 Correct 6 ms 2636 KB Output is correct
51 Correct 24 ms 5796 KB Output is correct
52 Correct 22 ms 6236 KB Output is correct
53 Correct 11 ms 3532 KB Output is correct
54 Correct 3 ms 3032 KB Output is correct
55 Correct 4 ms 3532 KB Output is correct
56 Correct 13 ms 4940 KB Output is correct
57 Correct 3 ms 2508 KB Output is correct
58 Correct 16 ms 5836 KB Output is correct
59 Correct 14 ms 5460 KB Output is correct
60 Correct 14 ms 5472 KB Output is correct
61 Correct 14 ms 5148 KB Output is correct
62 Correct 257 ms 24588 KB Output is correct
63 Execution timed out 1092 ms 75408 KB Time limit exceeded
64 Halted 0 ms 0 KB -