Submission #565291

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
565291	2022-05-20T15:40:33 Z	1ne	Jakarta Skyscrapers (APIO15_skyscraper)	C++14	100 / 100	730 ms	5460 KB

skyscraper

#include<bits/stdc++.h>
using namespace std;
struct dsu{
	vector<int>parent,sz;
	void build(int n){
		parent.resize(n);
		sz.resize(n);
		for (int i = 0;i<n;++i){
			parent[i] = i;
			sz[i] = 1;
		}
	}
	int findset(int v){
		if (v == parent[v])return v;
		parent[v] = findset(parent[v]);
		return parent[v];
	}
	bool unionset(int a,int b){
		int u = findset(a);
		int v = findset(b);
		if (u == v) return false;
		if (sz[v]>sz[u])swap(u,v);
		parent[v] = u;
		sz[u]+=sz[v];
		return true;
	}
};
int main(){
	ios_base::sync_with_stdio(false);
	cin.tie(0);
	int n,m;cin>>n>>m;
	vector<pair<int,int>>arr(m);
	vector<set<int>>brr(n);
	for (int i = 0;i<m;++i){
		cin>>arr[i].first>>arr[i].second;
		brr[arr[i].first].insert(arr[i].second);
	}
	queue<int>q;
	q.push(arr[0].first);
	vector<int>dist(n,(int)1e9);
	dist[arr[0].first] = 0;
	while(!q.empty()){
		int u = q.front();
		q.pop();
		for (auto x:brr[u]){
			for (int k = 1;u - k*x>=0;++k){
				if (dist[u - k*x] > dist[u] + k){
					dist[u - k*x] = dist[u] + k;
					q.push(u - k*x);
				}
			}
			for (int k = 1;u + k*x<n;++k){
				if (dist[u + k*x] > dist[u] + k){
					dist[u + k*x] = dist[u] + k;
					q.push(u + k*x);
				}
			}
		}
	}
	if (dist[arr[1].first]==1e9){
		dist[arr[1].first]=-1;
	}
	cout<<dist[arr[1].first]<<'\n';
	return 0;
}

Subtask #1
10.0 / 10.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	212 KB	Output is correct
2	Correct	1 ms	212 KB	Output is correct
3	Correct	0 ms	212 KB	Output is correct
4	Correct	0 ms	212 KB	Output is correct
5	Correct	1 ms	212 KB	Output is correct
6	Correct	1 ms	212 KB	Output is correct
7	Correct	1 ms	320 KB	Output is correct

Subtask #2
12.0 / 12.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	212 KB	Output is correct
2	Correct	0 ms	212 KB	Output is correct
3	Correct	0 ms	212 KB	Output is correct
4	Correct	0 ms	212 KB	Output is correct
5	Correct	1 ms	212 KB	Output is correct
6	Correct	0 ms	320 KB	Output is correct
7	Correct	1 ms	212 KB	Output is correct
8	Correct	1 ms	212 KB	Output is correct
9	Correct	1 ms	212 KB	Output is correct
10	Correct	1 ms	340 KB	Output is correct
11	Correct	2 ms	340 KB	Output is correct
12	Correct	1 ms	340 KB	Output is correct
13	Correct	1 ms	340 KB	Output is correct
14	Correct	2 ms	324 KB	Output is correct
15	Correct	1 ms	340 KB	Output is correct

Subtask #3
14.0 / 14.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	212 KB	Output is correct
2	Correct	0 ms	212 KB	Output is correct
3	Correct	0 ms	212 KB	Output is correct
4	Correct	0 ms	212 KB	Output is correct
5	Correct	1 ms	212 KB	Output is correct
6	Correct	1 ms	212 KB	Output is correct
7	Correct	1 ms	212 KB	Output is correct
8	Correct	0 ms	212 KB	Output is correct
9	Correct	1 ms	212 KB	Output is correct
10	Correct	1 ms	340 KB	Output is correct
11	Correct	1 ms	328 KB	Output is correct
12	Correct	1 ms	332 KB	Output is correct
13	Correct	1 ms	340 KB	Output is correct
14	Correct	1 ms	340 KB	Output is correct
15	Correct	2 ms	340 KB	Output is correct
16	Correct	1 ms	340 KB	Output is correct
17	Correct	2 ms	480 KB	Output is correct
18	Correct	1 ms	456 KB	Output is correct
19	Correct	1 ms	448 KB	Output is correct
20	Correct	4 ms	468 KB	Output is correct
21	Correct	1 ms	340 KB	Output is correct
22	Correct	1 ms	448 KB	Output is correct
23	Correct	1 ms	468 KB	Output is correct
24	Correct	1 ms	468 KB	Output is correct
25	Correct	1 ms	468 KB	Output is correct
26	Correct	1 ms	340 KB	Output is correct
27	Correct	1 ms	468 KB	Output is correct
28	Correct	1 ms	468 KB	Output is correct
29	Correct	2 ms	468 KB	Output is correct
30	Correct	1 ms	340 KB	Output is correct
31	Correct	1 ms	468 KB	Output is correct
32	Correct	1 ms	468 KB	Output is correct
33	Correct	3 ms	596 KB	Output is correct
34	Correct	3 ms	596 KB	Output is correct

Subtask #4
21.0 / 21.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	212 KB	Output is correct
2	Correct	0 ms	212 KB	Output is correct
3	Correct	0 ms	212 KB	Output is correct
4	Correct	0 ms	212 KB	Output is correct
5	Correct	1 ms	316 KB	Output is correct
6	Correct	1 ms	324 KB	Output is correct
7	Correct	1 ms	324 KB	Output is correct
8	Correct	1 ms	212 KB	Output is correct
9	Correct	1 ms	212 KB	Output is correct
10	Correct	1 ms	320 KB	Output is correct
11	Correct	1 ms	340 KB	Output is correct
12	Correct	1 ms	340 KB	Output is correct
13	Correct	1 ms	340 KB	Output is correct
14	Correct	1 ms	328 KB	Output is correct
15	Correct	1 ms	340 KB	Output is correct
16	Correct	1 ms	340 KB	Output is correct
17	Correct	1 ms	468 KB	Output is correct
18	Correct	1 ms	460 KB	Output is correct
19	Correct	1 ms	452 KB	Output is correct
20	Correct	5 ms	456 KB	Output is correct
21	Correct	1 ms	340 KB	Output is correct
22	Correct	1 ms	444 KB	Output is correct
23	Correct	1 ms	452 KB	Output is correct
24	Correct	2 ms	468 KB	Output is correct
25	Correct	2 ms	468 KB	Output is correct
26	Correct	1 ms	340 KB	Output is correct
27	Correct	1 ms	456 KB	Output is correct
28	Correct	1 ms	468 KB	Output is correct
29	Correct	1 ms	456 KB	Output is correct
30	Correct	1 ms	452 KB	Output is correct
31	Correct	1 ms	468 KB	Output is correct
32	Correct	1 ms	468 KB	Output is correct
33	Correct	2 ms	724 KB	Output is correct
34	Correct	2 ms	584 KB	Output is correct
35	Correct	12 ms	2004 KB	Output is correct
36	Correct	3 ms	596 KB	Output is correct
37	Correct	11 ms	1620 KB	Output is correct
38	Correct	15 ms	2252 KB	Output is correct
39	Correct	17 ms	2248 KB	Output is correct
40	Correct	17 ms	2368 KB	Output is correct
41	Correct	16 ms	2260 KB	Output is correct
42	Correct	4 ms	852 KB	Output is correct
43	Correct	5 ms	852 KB	Output is correct
44	Correct	8 ms	936 KB	Output is correct
45	Correct	23 ms	2308 KB	Output is correct
46	Correct	19 ms	2348 KB	Output is correct

Subtask #5
43.0 / 43.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	212 KB	Output is correct
2	Correct	0 ms	212 KB	Output is correct
3	Correct	0 ms	212 KB	Output is correct
4	Correct	0 ms	212 KB	Output is correct
5	Correct	1 ms	212 KB	Output is correct
6	Correct	1 ms	284 KB	Output is correct
7	Correct	0 ms	212 KB	Output is correct
8	Correct	1 ms	212 KB	Output is correct
9	Correct	1 ms	212 KB	Output is correct
10	Correct	1 ms	324 KB	Output is correct
11	Correct	2 ms	340 KB	Output is correct
12	Correct	1 ms	340 KB	Output is correct
13	Correct	1 ms	328 KB	Output is correct
14	Correct	1 ms	340 KB	Output is correct
15	Correct	1 ms	340 KB	Output is correct
16	Correct	1 ms	340 KB	Output is correct
17	Correct	1 ms	468 KB	Output is correct
18	Correct	1 ms	468 KB	Output is correct
19	Correct	1 ms	340 KB	Output is correct
20	Correct	5 ms	468 KB	Output is correct
21	Correct	1 ms	340 KB	Output is correct
22	Correct	1 ms	456 KB	Output is correct
23	Correct	1 ms	456 KB	Output is correct
24	Correct	1 ms	468 KB	Output is correct
25	Correct	2 ms	468 KB	Output is correct
26	Correct	1 ms	340 KB	Output is correct
27	Correct	1 ms	460 KB	Output is correct
28	Correct	1 ms	492 KB	Output is correct
29	Correct	1 ms	452 KB	Output is correct
30	Correct	1 ms	444 KB	Output is correct
31	Correct	1 ms	468 KB	Output is correct
32	Correct	1 ms	468 KB	Output is correct
33	Correct	2 ms	596 KB	Output is correct
34	Correct	2 ms	596 KB	Output is correct
35	Correct	11 ms	2036 KB	Output is correct
36	Correct	2 ms	596 KB	Output is correct
37	Correct	11 ms	1632 KB	Output is correct
38	Correct	16 ms	2260 KB	Output is correct
39	Correct	16 ms	2244 KB	Output is correct
40	Correct	25 ms	2260 KB	Output is correct
41	Correct	19 ms	2256 KB	Output is correct
42	Correct	5 ms	876 KB	Output is correct
43	Correct	5 ms	844 KB	Output is correct
44	Correct	8 ms	904 KB	Output is correct
45	Correct	19 ms	2292 KB	Output is correct
46	Correct	16 ms	2260 KB	Output is correct
47	Correct	22 ms	2756 KB	Output is correct
48	Correct	7 ms	2900 KB	Output is correct
49	Correct	6 ms	2900 KB	Output is correct
50	Correct	6 ms	2632 KB	Output is correct
51	Correct	23 ms	4172 KB	Output is correct
52	Correct	27 ms	4180 KB	Output is correct
53	Correct	16 ms	3916 KB	Output is correct
54	Correct	2 ms	1876 KB	Output is correct
55	Correct	1 ms	1876 KB	Output is correct
56	Correct	730 ms	3844 KB	Output is correct
57	Correct	71 ms	2800 KB	Output is correct
58	Correct	6 ms	2260 KB	Output is correct
59	Correct	6 ms	2376 KB	Output is correct
60	Correct	6 ms	2320 KB	Output is correct
61	Correct	7 ms	2516 KB	Output is correct
62	Correct	12 ms	3776 KB	Output is correct
63	Correct	19 ms	4436 KB	Output is correct
64	Correct	18 ms	4436 KB	Output is correct
65	Correct	29 ms	4484 KB	Output is correct
66	Correct	65 ms	5460 KB	Output is correct
67	Correct	54 ms	5440 KB	Output is correct

Submission #565291

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