Submission #199572

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
199572	2020-02-02T04:56:48 Z	handlename	Jakarta Skyscrapers (APIO15_skyscraper)	C++17	100 / 100	250 ms	74212 KB

skyscraper

#include <bits/stdc++.h>
using namespace std;
#define pb push_back
#define mp make_pair
int n,m,s,e;
vector<pair<int,int> > adj[30001];
set<int> pos[30001];
int dist[30001];
bool vis[30001];
stack<int> st;
int main(){
    ios_base::sync_with_stdio(false);
    cin.tie(NULL);
    cin>>n>>m;
    for (int i=0;i<m;i++){
        int b,p;
        cin>>b>>p;
        if (i==0) s=b;
        if (i==1) e=b;
        pos[p].insert(b);
    }
    for (int i=1;i<30001;i++){
        for (auto j:pos[i]){
            vis[j]=true;
            st.push(j);
        }
        for (auto j:pos[i]){
            int dis=1;
            for (int k=j+i;k<n;k+=i){
                adj[j].pb(mp(k,dis));
                dis++;
                if (vis[k]) break;
            }
            dis=1;
            for (int k=j-i;k>=0;k-=i){
                adj[j].pb(mp(k,dis));
                dis++;
                if (vis[k]) break;
            }
        }
        while (!st.empty()){
            vis[st.top()]=false;
            st.pop();
        }
    }
    for (int i=0;i<n;i++) dist[i]=1e9;
    priority_queue<pair<int,int>,vector<pair<int,int> >,greater<pair<int,int> > >pq;
    pq.push(mp(0,s));
    dist[s]=0;
    while (!pq.empty()){
        pair<int,int> cur=pq.top();
        pq.pop();
        if (dist[cur.second]<cur.first) continue;
        for (auto i:adj[cur.second]){
            if (dist[i.first]>cur.first+i.second){
                dist[i.first]=cur.first+i.second;
                pq.push(mp(cur.first+i.second,i.first));
            }
        }
    }
    if (dist[e]==1e9) cout<<-1;
    else cout<<dist[e];
}

Subtask #1
10.0 / 10.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	6 ms	2424 KB	Output is correct
2	Correct	7 ms	2296 KB	Output is correct
3	Correct	6 ms	2424 KB	Output is correct
4	Correct	7 ms	2424 KB	Output is correct
5	Correct	7 ms	2424 KB	Output is correct
6	Correct	7 ms	2428 KB	Output is correct
7	Correct	6 ms	2424 KB	Output is correct

Subtask #2
12.0 / 12.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	6 ms	2424 KB	Output is correct
2	Correct	6 ms	2424 KB	Output is correct
3	Correct	6 ms	2424 KB	Output is correct
4	Correct	7 ms	2424 KB	Output is correct
5	Correct	6 ms	2424 KB	Output is correct
6	Correct	6 ms	2424 KB	Output is correct
7	Correct	7 ms	2424 KB	Output is correct
8	Correct	7 ms	2424 KB	Output is correct
9	Correct	8 ms	2424 KB	Output is correct
10	Correct	7 ms	2424 KB	Output is correct
11	Correct	9 ms	2552 KB	Output is correct
12	Correct	7 ms	2424 KB	Output is correct
13	Correct	7 ms	2424 KB	Output is correct
14	Correct	7 ms	2552 KB	Output is correct
15	Correct	8 ms	2552 KB	Output is correct

Subtask #3
14.0 / 14.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	7 ms	2424 KB	Output is correct
2	Correct	7 ms	2424 KB	Output is correct
3	Correct	6 ms	2424 KB	Output is correct
4	Correct	7 ms	2424 KB	Output is correct
5	Correct	7 ms	2424 KB	Output is correct
6	Correct	8 ms	2424 KB	Output is correct
7	Correct	7 ms	2428 KB	Output is correct
8	Correct	7 ms	2424 KB	Output is correct
9	Correct	6 ms	2424 KB	Output is correct
10	Correct	7 ms	2552 KB	Output is correct
11	Correct	7 ms	2556 KB	Output is correct
12	Correct	7 ms	2424 KB	Output is correct
13	Correct	6 ms	2424 KB	Output is correct
14	Correct	7 ms	2552 KB	Output is correct
15	Correct	8 ms	2552 KB	Output is correct
16	Correct	7 ms	2552 KB	Output is correct
17	Correct	8 ms	2808 KB	Output is correct
18	Correct	7 ms	2552 KB	Output is correct
19	Correct	7 ms	2552 KB	Output is correct
20	Correct	7 ms	2680 KB	Output is correct
21	Correct	7 ms	2552 KB	Output is correct
22	Correct	7 ms	2552 KB	Output is correct
23	Correct	7 ms	2552 KB	Output is correct
24	Correct	8 ms	2680 KB	Output is correct
25	Correct	8 ms	2684 KB	Output is correct
26	Correct	8 ms	2552 KB	Output is correct
27	Correct	7 ms	2552 KB	Output is correct
28	Correct	8 ms	2808 KB	Output is correct
29	Correct	10 ms	3320 KB	Output is correct
30	Correct	8 ms	2808 KB	Output is correct
31	Correct	8 ms	2936 KB	Output is correct
32	Correct	8 ms	2808 KB	Output is correct
33	Correct	12 ms	4088 KB	Output is correct
34	Correct	14 ms	4092 KB	Output is correct

Subtask #4
21.0 / 21.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	6 ms	2428 KB	Output is correct
2	Correct	7 ms	2424 KB	Output is correct
3	Correct	6 ms	2424 KB	Output is correct
4	Correct	6 ms	2424 KB	Output is correct
5	Correct	7 ms	2424 KB	Output is correct
6	Correct	7 ms	2556 KB	Output is correct
7	Correct	7 ms	2424 KB	Output is correct
8	Correct	6 ms	2424 KB	Output is correct
9	Correct	6 ms	2424 KB	Output is correct
10	Correct	7 ms	2428 KB	Output is correct
11	Correct	7 ms	2552 KB	Output is correct
12	Correct	7 ms	2424 KB	Output is correct
13	Correct	7 ms	2428 KB	Output is correct
14	Correct	7 ms	2552 KB	Output is correct
15	Correct	7 ms	2684 KB	Output is correct
16	Correct	7 ms	2552 KB	Output is correct
17	Correct	8 ms	2680 KB	Output is correct
18	Correct	7 ms	2552 KB	Output is correct
19	Correct	6 ms	2552 KB	Output is correct
20	Correct	7 ms	2680 KB	Output is correct
21	Correct	6 ms	2552 KB	Output is correct
22	Correct	8 ms	2552 KB	Output is correct
23	Correct	9 ms	2552 KB	Output is correct
24	Correct	8 ms	2680 KB	Output is correct
25	Correct	8 ms	2680 KB	Output is correct
26	Correct	7 ms	2552 KB	Output is correct
27	Correct	7 ms	2552 KB	Output is correct
28	Correct	8 ms	2808 KB	Output is correct
29	Correct	10 ms	3320 KB	Output is correct
30	Correct	8 ms	2808 KB	Output is correct
31	Correct	9 ms	2936 KB	Output is correct
32	Correct	8 ms	2808 KB	Output is correct
33	Correct	12 ms	4088 KB	Output is correct
34	Correct	12 ms	4088 KB	Output is correct
35	Correct	21 ms	4728 KB	Output is correct
36	Correct	11 ms	2936 KB	Output is correct
37	Correct	22 ms	5496 KB	Output is correct
38	Correct	27 ms	5624 KB	Output is correct
39	Correct	27 ms	5752 KB	Output is correct
40	Correct	26 ms	5624 KB	Output is correct
41	Correct	25 ms	5624 KB	Output is correct
42	Correct	12 ms	2552 KB	Output is correct
43	Correct	11 ms	2552 KB	Output is correct
44	Correct	13 ms	2680 KB	Output is correct
45	Correct	35 ms	8568 KB	Output is correct
46	Correct	33 ms	8568 KB	Output is correct

Subtask #5
43.0 / 43.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	6 ms	2424 KB	Output is correct
2	Correct	6 ms	2424 KB	Output is correct
3	Correct	7 ms	2424 KB	Output is correct
4	Correct	7 ms	2424 KB	Output is correct
5	Correct	7 ms	2424 KB	Output is correct
6	Correct	7 ms	2552 KB	Output is correct
7	Correct	7 ms	2424 KB	Output is correct
8	Correct	7 ms	2424 KB	Output is correct
9	Correct	7 ms	2424 KB	Output is correct
10	Correct	7 ms	2424 KB	Output is correct
11	Correct	7 ms	2552 KB	Output is correct
12	Correct	7 ms	2424 KB	Output is correct
13	Correct	7 ms	2424 KB	Output is correct
14	Correct	7 ms	2552 KB	Output is correct
15	Correct	8 ms	2680 KB	Output is correct
16	Correct	7 ms	2456 KB	Output is correct
17	Correct	8 ms	2680 KB	Output is correct
18	Correct	8 ms	2552 KB	Output is correct
19	Correct	7 ms	2552 KB	Output is correct
20	Correct	8 ms	2680 KB	Output is correct
21	Correct	8 ms	2552 KB	Output is correct
22	Correct	7 ms	2552 KB	Output is correct
23	Correct	7 ms	2552 KB	Output is correct
24	Correct	8 ms	2680 KB	Output is correct
25	Correct	9 ms	2808 KB	Output is correct
26	Correct	7 ms	2552 KB	Output is correct
27	Correct	7 ms	2552 KB	Output is correct
28	Correct	8 ms	2808 KB	Output is correct
29	Correct	10 ms	3320 KB	Output is correct
30	Correct	8 ms	2808 KB	Output is correct
31	Correct	8 ms	2940 KB	Output is correct
32	Correct	8 ms	2808 KB	Output is correct
33	Correct	13 ms	4088 KB	Output is correct
34	Correct	13 ms	4088 KB	Output is correct
35	Correct	21 ms	4728 KB	Output is correct
36	Correct	9 ms	2852 KB	Output is correct
37	Correct	22 ms	5496 KB	Output is correct
38	Correct	29 ms	5624 KB	Output is correct
39	Correct	25 ms	5752 KB	Output is correct
40	Correct	27 ms	5624 KB	Output is correct
41	Correct	24 ms	5624 KB	Output is correct
42	Correct	11 ms	2552 KB	Output is correct
43	Correct	11 ms	2552 KB	Output is correct
44	Correct	12 ms	2680 KB	Output is correct
45	Correct	35 ms	8572 KB	Output is correct
46	Correct	35 ms	8696 KB	Output is correct
47	Correct	51 ms	12920 KB	Output is correct
48	Correct	24 ms	6008 KB	Output is correct
49	Correct	19 ms	4984 KB	Output is correct
50	Correct	17 ms	4732 KB	Output is correct
51	Correct	48 ms	7992 KB	Output is correct
52	Correct	50 ms	8500 KB	Output is correct
53	Correct	30 ms	5500 KB	Output is correct
54	Correct	8 ms	3064 KB	Output is correct
55	Correct	11 ms	3444 KB	Output is correct
56	Correct	27 ms	5112 KB	Output is correct
57	Correct	46 ms	11640 KB	Output is correct
58	Correct	14 ms	3572 KB	Output is correct
59	Correct	17 ms	3960 KB	Output is correct
60	Correct	21 ms	4596 KB	Output is correct
61	Correct	18 ms	3960 KB	Output is correct
62	Correct	38 ms	8948 KB	Output is correct
63	Correct	95 ms	27516 KB	Output is correct
64	Correct	110 ms	36076 KB	Output is correct
65	Correct	142 ms	45680 KB	Output is correct
66	Correct	244 ms	74080 KB	Output is correct
67	Correct	250 ms	74212 KB	Output is correct

Submission #199572

Compilation message

Subtask #1 10.0 / 10.0

Subtask #2 12.0 / 12.0

Subtask #3 14.0 / 14.0

Subtask #4 21.0 / 21.0

Subtask #5 43.0 / 43.0

Subtask #1
10.0 / 10.0

Subtask #2
12.0 / 12.0

Subtask #3
14.0 / 14.0

Subtask #4
21.0 / 21.0

Subtask #5
43.0 / 43.0