Submission #239151

# Submission time Handle Problem Language Result Execution time Memory
239151 2020-06-14T15:16:35 Z aggu_01000101 Jakarta Skyscrapers (APIO15_skyscraper) C++14
100 / 100
176 ms 123896 KB
    #include <bits/stdc++.h>
    #define int long long
    #define INF 1000000000000000
    #define lchild(i) (i*2 + 1)
    #define rchild(i) (i*2 + 2)
    #define mid(l, u) ((l+u)/2)
    #define x(p) p.first
    #define y(p) p.second
    #define MOD 998244353
    using namespace std;
    bool ez[30000][30000];
    signed main() {
        ios_base::sync_with_stdio(false);
        cin.tie(NULL);
        int n, m;
        cin>>n>>m;
        int s = 0, t= 0;
        vector<int> adj[n];
        for(int i = 0;i<m;i++){
            int b, p;
            cin>>b>>p;
            if(!ez[b][p]) adj[b].push_back(p);
            ez[b][p] = true;
            if(i==0) s = b;
            if(i==1) t = b;
        }
        int dist[n];
        for(int i = 0;i<n;i++) dist[i] = INF;
        dist[s] = 0;
        priority_queue<pair<int, int>, vector<pair<int, int>>, greater<pair<int, int>>> pq;
        pq.push({0, s});
        while(!pq.empty()){
            pair<int, int> curr = pq.top();
            pq.pop();
            if(curr.first != dist[curr.second]) continue;
            for(int j: adj[curr.second]){
                int len = 0;
                for(int i = curr.second + j;i<n;i+=j){
                    len++;
                    if(curr.first + len < dist[i]){
                        dist[i] = curr.first + len;
                        pq.push({dist[i], i});
                    }
                    if(ez[i][j]) break;
                }
                len = 0;
                for(int i = curr.second - j;i>=0;i-=j){
                    len++;
                    if(curr.first + len < dist[i]){
                        dist[i] = curr.first + len;
                        pq.push({dist[i], i});
                    }
                    if(ez[i][j]) break;
                }
            }
        }
        if(dist[t]==INF) dist[t] = -1;
        cout<<dist[t]<<"\n";
    }
# Verdict Execution time Memory Grader output
1 Correct 4 ms 384 KB Output is correct
2 Correct 4 ms 384 KB Output is correct
3 Correct 5 ms 384 KB Output is correct
4 Correct 4 ms 384 KB Output is correct
5 Correct 4 ms 384 KB Output is correct
6 Correct 5 ms 384 KB Output is correct
7 Correct 4 ms 384 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 4 ms 384 KB Output is correct
2 Correct 5 ms 384 KB Output is correct
3 Correct 4 ms 384 KB Output is correct
4 Correct 4 ms 384 KB Output is correct
5 Correct 4 ms 384 KB Output is correct
6 Correct 4 ms 384 KB Output is correct
7 Correct 4 ms 384 KB Output is correct
8 Correct 4 ms 384 KB Output is correct
9 Correct 5 ms 512 KB Output is correct
10 Correct 5 ms 768 KB Output is correct
11 Correct 6 ms 768 KB Output is correct
12 Correct 5 ms 384 KB Output is correct
13 Correct 5 ms 768 KB Output is correct
14 Correct 5 ms 640 KB Output is correct
15 Correct 5 ms 640 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 5 ms 384 KB Output is correct
2 Correct 4 ms 384 KB Output is correct
3 Correct 5 ms 384 KB Output is correct
4 Correct 4 ms 384 KB Output is correct
5 Correct 5 ms 384 KB Output is correct
6 Correct 4 ms 384 KB Output is correct
7 Correct 5 ms 384 KB Output is correct
8 Correct 5 ms 384 KB Output is correct
9 Correct 5 ms 512 KB Output is correct
10 Correct 6 ms 768 KB Output is correct
11 Correct 6 ms 768 KB Output is correct
12 Correct 5 ms 384 KB Output is correct
13 Correct 5 ms 768 KB Output is correct
14 Correct 5 ms 640 KB Output is correct
15 Correct 5 ms 640 KB Output is correct
16 Correct 6 ms 1152 KB Output is correct
17 Correct 8 ms 3328 KB Output is correct
18 Correct 7 ms 3712 KB Output is correct
19 Correct 6 ms 2560 KB Output is correct
20 Correct 12 ms 8576 KB Output is correct
21 Correct 6 ms 2176 KB Output is correct
22 Correct 6 ms 2944 KB Output is correct
23 Correct 8 ms 3584 KB Output is correct
24 Correct 10 ms 5760 KB Output is correct
25 Correct 10 ms 6016 KB Output is correct
26 Correct 6 ms 896 KB Output is correct
27 Correct 6 ms 768 KB Output is correct
28 Correct 11 ms 8576 KB Output is correct
29 Correct 7 ms 1024 KB Output is correct
30 Correct 7 ms 768 KB Output is correct
31 Correct 7 ms 896 KB Output is correct
32 Correct 7 ms 896 KB Output is correct
33 Correct 8 ms 1156 KB Output is correct
34 Correct 9 ms 1200 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 4 ms 384 KB Output is correct
2 Correct 5 ms 384 KB Output is correct
3 Correct 4 ms 384 KB Output is correct
4 Correct 4 ms 288 KB Output is correct
5 Correct 5 ms 384 KB Output is correct
6 Correct 4 ms 384 KB Output is correct
7 Correct 4 ms 384 KB Output is correct
8 Correct 5 ms 416 KB Output is correct
9 Correct 4 ms 512 KB Output is correct
10 Correct 5 ms 768 KB Output is correct
11 Correct 5 ms 768 KB Output is correct
12 Correct 5 ms 384 KB Output is correct
13 Correct 5 ms 896 KB Output is correct
14 Correct 5 ms 768 KB Output is correct
15 Correct 5 ms 640 KB Output is correct
16 Correct 6 ms 1152 KB Output is correct
17 Correct 8 ms 3328 KB Output is correct
18 Correct 7 ms 3712 KB Output is correct
19 Correct 6 ms 2560 KB Output is correct
20 Correct 11 ms 8576 KB Output is correct
21 Correct 6 ms 2176 KB Output is correct
22 Correct 6 ms 2944 KB Output is correct
23 Correct 8 ms 3584 KB Output is correct
24 Correct 10 ms 5760 KB Output is correct
25 Correct 10 ms 6016 KB Output is correct
26 Correct 6 ms 896 KB Output is correct
27 Correct 6 ms 768 KB Output is correct
28 Correct 12 ms 8576 KB Output is correct
29 Correct 8 ms 1024 KB Output is correct
30 Correct 7 ms 768 KB Output is correct
31 Correct 7 ms 896 KB Output is correct
32 Correct 7 ms 896 KB Output is correct
33 Correct 8 ms 1156 KB Output is correct
34 Correct 9 ms 1152 KB Output is correct
35 Correct 18 ms 9088 KB Output is correct
36 Correct 10 ms 6016 KB Output is correct
37 Correct 18 ms 10112 KB Output is correct
38 Correct 23 ms 12544 KB Output is correct
39 Correct 25 ms 12544 KB Output is correct
40 Correct 23 ms 12544 KB Output is correct
41 Correct 24 ms 12544 KB Output is correct
42 Correct 9 ms 896 KB Output is correct
43 Correct 9 ms 768 KB Output is correct
44 Correct 14 ms 8576 KB Output is correct
45 Correct 14 ms 2304 KB Output is correct
46 Correct 14 ms 2304 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 4 ms 384 KB Output is correct
2 Correct 5 ms 384 KB Output is correct
3 Correct 4 ms 384 KB Output is correct
4 Correct 4 ms 384 KB Output is correct
5 Correct 4 ms 384 KB Output is correct
6 Correct 5 ms 384 KB Output is correct
7 Correct 4 ms 384 KB Output is correct
8 Correct 4 ms 384 KB Output is correct
9 Correct 5 ms 512 KB Output is correct
10 Correct 5 ms 768 KB Output is correct
11 Correct 5 ms 768 KB Output is correct
12 Correct 5 ms 384 KB Output is correct
13 Correct 5 ms 768 KB Output is correct
14 Correct 5 ms 640 KB Output is correct
15 Correct 5 ms 640 KB Output is correct
16 Correct 5 ms 1152 KB Output is correct
17 Correct 7 ms 3328 KB Output is correct
18 Correct 7 ms 3712 KB Output is correct
19 Correct 6 ms 2560 KB Output is correct
20 Correct 11 ms 8576 KB Output is correct
21 Correct 6 ms 2176 KB Output is correct
22 Correct 6 ms 2944 KB Output is correct
23 Correct 8 ms 3584 KB Output is correct
24 Correct 10 ms 5760 KB Output is correct
25 Correct 10 ms 6016 KB Output is correct
26 Correct 6 ms 896 KB Output is correct
27 Correct 6 ms 896 KB Output is correct
28 Correct 11 ms 8576 KB Output is correct
29 Correct 8 ms 1024 KB Output is correct
30 Correct 7 ms 768 KB Output is correct
31 Correct 7 ms 896 KB Output is correct
32 Correct 7 ms 896 KB Output is correct
33 Correct 8 ms 1156 KB Output is correct
34 Correct 9 ms 1152 KB Output is correct
35 Correct 18 ms 9088 KB Output is correct
36 Correct 10 ms 6016 KB Output is correct
37 Correct 18 ms 10240 KB Output is correct
38 Correct 23 ms 12544 KB Output is correct
39 Correct 23 ms 12544 KB Output is correct
40 Correct 23 ms 12544 KB Output is correct
41 Correct 23 ms 12416 KB Output is correct
42 Correct 9 ms 896 KB Output is correct
43 Correct 10 ms 768 KB Output is correct
44 Correct 14 ms 8576 KB Output is correct
45 Correct 15 ms 2304 KB Output is correct
46 Correct 14 ms 2304 KB Output is correct
47 Correct 78 ms 53364 KB Output is correct
48 Correct 74 ms 85756 KB Output is correct
49 Correct 74 ms 83148 KB Output is correct
50 Correct 53 ms 60280 KB Output is correct
51 Correct 156 ms 116852 KB Output is correct
52 Correct 164 ms 116916 KB Output is correct
53 Correct 111 ms 95904 KB Output is correct
54 Correct 15 ms 3456 KB Output is correct
55 Correct 19 ms 3328 KB Output is correct
56 Correct 103 ms 123896 KB Output is correct
57 Correct 59 ms 13168 KB Output is correct
58 Correct 29 ms 3456 KB Output is correct
59 Correct 32 ms 3456 KB Output is correct
60 Correct 37 ms 4224 KB Output is correct
61 Correct 37 ms 4988 KB Output is correct
62 Correct 128 ms 123768 KB Output is correct
63 Correct 87 ms 8180 KB Output is correct
64 Correct 94 ms 7664 KB Output is correct
65 Correct 116 ms 9328 KB Output is correct
66 Correct 169 ms 8816 KB Output is correct
67 Correct 176 ms 8808 KB Output is correct