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Submission #957499

# Submission time Handle Problem Language Result Execution time Memory
957499 2024-04-03T21:53:50 Z aykhn Jakarta Skyscrapers (APIO15_skyscraper) C++17
100 / 100
 90 ms 8140 KB 
#include <bits/stdc++.h>

using namespace std;

#define int long long
#define inf 0x3F3F3F3F3F3F3F3F

const int MXN = 3e4 + 5;

int b[MXN], p[MXN], dist[MXN];
vector<int> adj[MXN];
map<array<int, 2>, int> mp;

signed main()
{
    ios_base::sync_with_stdio(0);
    cin.tie(0);
    int n, m;
    cin >> n >> m;
    for (int i = 0; i < n; i++) dist[i] = inf;
    for (int i = 0; i < m; i++)
    {
        cin >> b[i] >> p[i];
        adj[b[i]].push_back(p[i]);
    }
    priority_queue<array<int, 2>, vector<array<int, 2>>, greater<array<int, 2>>> pq;
    dist[b[0]] = 0;
    pq.push({0, b[0]});
    while (!pq.empty())
    {
        array<int, 2> f = pq.top();
        pq.pop();
        if (f[0] > dist[f[1]]) continue;
        for (int v : adj[f[1]])
        {
            if (mp.find({v, f[1] % v}) != mp.end()) continue;
            mp[{v, f[1] % v}];
            for (int i = f[1] - v; i >= 0; i -= v)
            {
                if (dist[i] > dist[f[1]] + ((f[1] - i) / v))
                {
                    dist[i] = dist[f[1]] + ((f[1] - i) / v);
                    pq.push({dist[i], i});
                }
            }
            for (int i = f[1] + v; i < n; i += v)
            {
                if (dist[i] > dist[f[1]] + ((i - f[1]) / v))
                {
                    dist[i] = dist[f[1]] + ((i - f[1]) / v);
                    pq.push({dist[i], i});
                }
            }
        }
    }
    cout << (dist[b[1]] >= inf ? -1 : dist[b[1]]) << '\n';
}

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 1112 KB Output is correct
2 Correct 1 ms 1112 KB Output is correct
3 Correct 0 ms 1116 KB Output is correct
4 Correct 1 ms 1116 KB Output is correct
5 Correct 1 ms 1116 KB Output is correct
6 Correct 1 ms 1116 KB Output is correct
7 Correct 1 ms 1116 KB Output is correct

Subtask #2
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 1116 KB Output is correct
2 Correct 1 ms 1112 KB Output is correct
3 Correct 1 ms 1116 KB Output is correct
4 Correct 1 ms 1116 KB Output is correct
5 Correct 1 ms 1116 KB Output is correct
6 Correct 1 ms 1116 KB Output is correct
7 Correct 1 ms 1116 KB Output is correct
8 Correct 1 ms 1116 KB Output is correct
9 Correct 1 ms 1112 KB Output is correct
10 Correct 1 ms 1112 KB Output is correct
11 Correct 2 ms 1116 KB Output is correct
12 Correct 1 ms 1116 KB Output is correct
13 Correct 1 ms 1116 KB Output is correct
14 Correct 1 ms 1116 KB Output is correct
15 Correct 2 ms 1112 KB Output is correct

Subtask #3
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 1116 KB Output is correct
2 Correct 1 ms 1116 KB Output is correct
3 Correct 1 ms 1112 KB Output is correct
4 Correct 1 ms 1116 KB Output is correct
5 Correct 1 ms 1116 KB Output is correct
6 Correct 1 ms 1116 KB Output is correct
7 Correct 0 ms 1116 KB Output is correct
8 Correct 1 ms 1116 KB Output is correct
9 Correct 1 ms 1116 KB Output is correct
10 Correct 1 ms 1052 KB Output is correct
11 Correct 1 ms 1116 KB Output is correct
12 Correct 1 ms 1112 KB Output is correct
13 Correct 1 ms 1116 KB Output is correct
14 Correct 2 ms 1116 KB Output is correct
15 Correct 1 ms 1112 KB Output is correct
16 Correct 1 ms 1116 KB Output is correct
17 Correct 2 ms 1116 KB Output is correct
18 Correct 1 ms 1116 KB Output is correct
19 Correct 1 ms 1112 KB Output is correct
20 Correct 1 ms 1116 KB Output is correct
21 Correct 1 ms 1116 KB Output is correct
22 Correct 1 ms 1116 KB Output is correct
23 Correct 1 ms 1116 KB Output is correct
24 Correct 2 ms 1372 KB Output is correct
25 Correct 2 ms 1372 KB Output is correct
26 Correct 1 ms 1116 KB Output is correct
27 Correct 1 ms 1116 KB Output is correct
28 Correct 2 ms 1372 KB Output is correct
29 Correct 2 ms 1516 KB Output is correct
30 Correct 1 ms 1372 KB Output is correct
31 Correct 2 ms 1372 KB Output is correct
32 Correct 2 ms 1372 KB Output is correct
33 Correct 3 ms 1628 KB Output is correct
34 Correct 4 ms 1628 KB Output is correct

Subtask #4
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 1116 KB Output is correct
2 Correct 1 ms 1116 KB Output is correct
3 Correct 1 ms 1116 KB Output is correct
4 Correct 1 ms 1116 KB Output is correct
5 Correct 1 ms 1116 KB Output is correct
6 Correct 1 ms 1116 KB Output is correct
7 Correct 1 ms 1116 KB Output is correct
8 Correct 1 ms 1116 KB Output is correct
9 Correct 1 ms 1116 KB Output is correct
10 Correct 1 ms 1116 KB Output is correct
11 Correct 1 ms 1116 KB Output is correct
12 Correct 1 ms 1116 KB Output is correct
13 Correct 1 ms 1116 KB Output is correct
14 Correct 1 ms 1116 KB Output is correct
15 Correct 2 ms 1116 KB Output is correct
16 Correct 1 ms 1116 KB Output is correct
17 Correct 2 ms 1372 KB Output is correct
18 Correct 1 ms 1116 KB Output is correct
19 Correct 1 ms 1112 KB Output is correct
20 Correct 1 ms 1116 KB Output is correct
21 Correct 1 ms 1140 KB Output is correct
22 Correct 1 ms 1112 KB Output is correct
23 Correct 1 ms 1116 KB Output is correct
24 Correct 2 ms 1372 KB Output is correct
25 Correct 2 ms 1372 KB Output is correct
26 Correct 1 ms 1116 KB Output is correct
27 Correct 2 ms 1264 KB Output is correct
28 Correct 2 ms 1368 KB Output is correct
29 Correct 3 ms 1516 KB Output is correct
30 Correct 2 ms 1372 KB Output is correct
31 Correct 2 ms 1372 KB Output is correct
32 Correct 2 ms 1372 KB Output is correct
33 Correct 3 ms 1476 KB Output is correct
34 Correct 3 ms 1628 KB Output is correct
35 Correct 14 ms 3440 KB Output is correct
36 Correct 3 ms 1628 KB Output is correct
37 Correct 11 ms 2908 KB Output is correct
38 Correct 17 ms 3928 KB Output is correct
39 Correct 19 ms 3932 KB Output is correct
40 Correct 16 ms 3932 KB Output is correct
41 Correct 17 ms 3932 KB Output is correct
42 Correct 5 ms 2012 KB Output is correct
43 Correct 4 ms 2012 KB Output is correct
44 Correct 4 ms 1796 KB Output is correct
45 Correct 14 ms 3840 KB Output is correct
46 Correct 14 ms 3912 KB Output is correct

Subtask #5
43.0 / 43.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 1116 KB Output is correct
2 Correct 1 ms 1168 KB Output is correct
3 Correct 1 ms 1116 KB Output is correct
4 Correct 1 ms 1124 KB Output is correct
5 Correct 1 ms 1124 KB Output is correct
6 Correct 1 ms 1116 KB Output is correct
7 Correct 1 ms 1124 KB Output is correct
8 Correct 1 ms 1124 KB Output is correct
9 Correct 1 ms 1128 KB Output is correct
10 Correct 1 ms 1128 KB Output is correct
11 Correct 1 ms 1276 KB Output is correct
12 Correct 1 ms 1112 KB Output is correct
13 Correct 1 ms 1116 KB Output is correct
14 Correct 1 ms 1116 KB Output is correct
15 Correct 2 ms 1116 KB Output is correct
16 Correct 1 ms 1116 KB Output is correct
17 Correct 2 ms 1372 KB Output is correct
18 Correct 1 ms 1112 KB Output is correct
19 Correct 1 ms 1116 KB Output is correct
20 Correct 1 ms 1116 KB Output is correct
21 Correct 1 ms 1112 KB Output is correct
22 Correct 1 ms 1116 KB Output is correct
23 Correct 1 ms 1268 KB Output is correct
24 Correct 2 ms 1372 KB Output is correct
25 Correct 2 ms 1368 KB Output is correct
26 Correct 1 ms 1112 KB Output is correct
27 Correct 1 ms 1116 KB Output is correct
28 Correct 2 ms 1372 KB Output is correct
29 Correct 2 ms 1516 KB Output is correct
30 Correct 1 ms 1372 KB Output is correct
31 Correct 2 ms 1372 KB Output is correct
32 Correct 1 ms 1372 KB Output is correct
33 Correct 4 ms 1628 KB Output is correct
34 Correct 3 ms 1628 KB Output is correct
35 Correct 14 ms 3448 KB Output is correct
36 Correct 3 ms 1628 KB Output is correct
37 Correct 14 ms 2908 KB Output is correct
38 Correct 17 ms 3932 KB Output is correct
39 Correct 19 ms 3928 KB Output is correct
40 Correct 16 ms 3932 KB Output is correct
41 Correct 17 ms 3932 KB Output is correct
42 Correct 4 ms 2012 KB Output is correct
43 Correct 4 ms 2012 KB Output is correct
44 Correct 4 ms 1832 KB Output is correct
45 Correct 14 ms 3836 KB Output is correct
46 Correct 14 ms 3908 KB Output is correct
47 Correct 24 ms 4056 KB Output is correct
48 Correct 5 ms 2140 KB Output is correct
49 Correct 4 ms 2140 KB Output is correct
50 Correct 5 ms 2036 KB Output is correct
51 Correct 33 ms 5336 KB Output is correct
52 Correct 35 ms 5320 KB Output is correct
53 Correct 22 ms 4820 KB Output is correct
54 Correct 2 ms 1760 KB Output is correct
55 Correct 3 ms 1760 KB Output is correct
56 Correct 8 ms 3296 KB Output is correct
57 Correct 26 ms 3536 KB Output is correct
58 Correct 6 ms 2596 KB Output is correct
59 Correct 8 ms 2664 KB Output is correct
60 Correct 7 ms 2652 KB Output is correct
61 Correct 8 ms 2644 KB Output is correct
62 Correct 18 ms 4952 KB Output is correct
63 Correct 46 ms 6340 KB Output is correct
64 Correct 50 ms 7888 KB Output is correct
65 Correct 67 ms 8140 KB Output is correct
66 Correct 89 ms 7868 KB Output is correct
67 Correct 90 ms 8128 KB Output is correct