답안 #565291

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
565291 2022-05-20T15:40:33 Z 1ne Jakarta Skyscrapers (APIO15_skyscraper) C++14
100 / 100
730 ms 5460 KB
#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;
}
# 결과 실행 시간 메모리 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
# 결과 실행 시간 메모리 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
# 결과 실행 시간 메모리 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
# 결과 실행 시간 메모리 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
# 결과 실행 시간 메모리 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