답안 #108313

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
108313	2019-04-28T13:45:57 Z	maksim_gaponov	Jakarta Skyscrapers (APIO15_skyscraper)	C++14	100 / 100	715 ms	4596 KB

skyscraper

#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
// #define int ll
#define pb push_back
typedef pair<int, int> pii;
#define all(x) (x).begin(), (x).end()
#define F first
#define S second

const int INF = 1e9;

bool cmin(int &a, const int &b) {
	if (a > b) {
		a = b;
		return 1;
	}
	return 0;
}

void run() {
	int n, m;
	cin >> n >> m;
	vector<int> b(m), p(m);
	vector<vector<int>> who(n);
	for (int i = 0; i < m; ++i) {
		cin >> b[i] >> p[i];
		who[b[i]].pb(p[i]);
	}
	vector<vector<pii>> g(n);
	vector<int> dist(n, INF);
	priority_queue<pii> q;
	dist[b[0]] = 0;
	q.push({0, b[0]});
	while (!q.empty()) {
		pii pr = q.top();
		q.pop();
		if (-pr.F != dist[pr.S])
			continue;
		int u = pr.S;
		sort(all(who[u]));
		who[u].resize(unique(all(who[u])) - who[u].begin());
		for (auto x : who[u]) {
			int cnt = 1;
			for (int i = u + x; i < n; i += x) {
				// g[u].pb({i, cnt});
				if (cmin(dist[i], dist[u] + cnt)) {
					q.push({-dist[i], i});
				}
				++cnt;
			}
			cnt = 1;
			for (int i = u - x; i >= 0; i -= x) {
				// g[u].pb({i, cnt});
				
				if (cmin(dist[i], dist[u] + cnt)) {
					q.push({-dist[i], i});
				}
				++cnt;
			}
		}
		// for (auto edge : g[u]) {
		// 	int v = edge.F;
		// 	int w = edge.S;
		// 	if (cmin(dist[v], dist[u] + w)) {
		// 		q.push({-dist[v], v});
		// 	}
		// }
	}
	if (dist[b[1]] >= INF)
		dist[b[1]] = -1;
	cout << dist[b[1]] << '\n';
}

signed main() {
	ios_base::sync_with_stdio(0);
	cin.tie(0);
	cout.tie(0);
	run();
}

Subtask #1
10.0 / 10.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	384 KB	Output is correct
2	Correct	2 ms	384 KB	Output is correct
3	Correct	2 ms	384 KB	Output is correct
4	Correct	2 ms	384 KB	Output is correct
5	Correct	2 ms	384 KB	Output is correct
6	Correct	2 ms	384 KB	Output is correct
7	Correct	2 ms	256 KB	Output is correct

Subtask #2
12.0 / 12.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	256 KB	Output is correct
2	Correct	3 ms	256 KB	Output is correct
3	Correct	2 ms	256 KB	Output is correct
4	Correct	2 ms	384 KB	Output is correct
5	Correct	2 ms	384 KB	Output is correct
6	Correct	2 ms	384 KB	Output is correct
7	Correct	2 ms	384 KB	Output is correct
8	Correct	3 ms	384 KB	Output is correct
9	Correct	2 ms	384 KB	Output is correct
10	Correct	2 ms	384 KB	Output is correct
11	Correct	3 ms	384 KB	Output is correct
12	Correct	2 ms	384 KB	Output is correct
13	Correct	2 ms	384 KB	Output is correct
14	Correct	4 ms	384 KB	Output is correct
15	Correct	2 ms	384 KB	Output is correct

Subtask #3
14.0 / 14.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	384 KB	Output is correct
2	Correct	2 ms	384 KB	Output is correct
3	Correct	2 ms	384 KB	Output is correct
4	Correct	2 ms	384 KB	Output is correct
5	Correct	2 ms	384 KB	Output is correct
6	Correct	2 ms	384 KB	Output is correct
7	Correct	2 ms	384 KB	Output is correct
8	Correct	3 ms	384 KB	Output is correct
9	Correct	4 ms	384 KB	Output is correct
10	Correct	2 ms	384 KB	Output is correct
11	Correct	3 ms	384 KB	Output is correct
12	Correct	3 ms	512 KB	Output is correct
13	Correct	3 ms	384 KB	Output is correct
14	Correct	3 ms	384 KB	Output is correct
15	Correct	3 ms	384 KB	Output is correct
16	Correct	2 ms	384 KB	Output is correct
17	Correct	3 ms	512 KB	Output is correct
18	Correct	2 ms	512 KB	Output is correct
19	Correct	2 ms	384 KB	Output is correct
20	Correct	5 ms	512 KB	Output is correct
21	Correct	3 ms	384 KB	Output is correct
22	Correct	3 ms	384 KB	Output is correct
23	Correct	3 ms	384 KB	Output is correct
24	Correct	4 ms	512 KB	Output is correct
25	Correct	3 ms	512 KB	Output is correct
26	Correct	3 ms	512 KB	Output is correct
27	Correct	4 ms	512 KB	Output is correct
28	Correct	3 ms	512 KB	Output is correct
29	Correct	4 ms	640 KB	Output is correct
30	Correct	3 ms	640 KB	Output is correct
31	Correct	4 ms	512 KB	Output is correct
32	Correct	3 ms	512 KB	Output is correct
33	Correct	4 ms	768 KB	Output is correct
34	Correct	6 ms	640 KB	Output is correct

Subtask #4
21.0 / 21.0

#	결과	실행 시간	메모리	Grader output
1	Correct	3 ms	384 KB	Output is correct
2	Correct	3 ms	384 KB	Output is correct
3	Correct	3 ms	384 KB	Output is correct
4	Correct	2 ms	384 KB	Output is correct
5	Correct	2 ms	384 KB	Output is correct
6	Correct	2 ms	384 KB	Output is correct
7	Correct	2 ms	384 KB	Output is correct
8	Correct	2 ms	384 KB	Output is correct
9	Correct	3 ms	384 KB	Output is correct
10	Correct	3 ms	384 KB	Output is correct
11	Correct	3 ms	384 KB	Output is correct
12	Correct	3 ms	384 KB	Output is correct
13	Correct	3 ms	384 KB	Output is correct
14	Correct	3 ms	384 KB	Output is correct
15	Correct	4 ms	384 KB	Output is correct
16	Correct	3 ms	384 KB	Output is correct
17	Correct	3 ms	484 KB	Output is correct
18	Correct	2 ms	384 KB	Output is correct
19	Correct	2 ms	512 KB	Output is correct
20	Correct	5 ms	640 KB	Output is correct
21	Correct	2 ms	384 KB	Output is correct
22	Correct	2 ms	384 KB	Output is correct
23	Correct	3 ms	512 KB	Output is correct
24	Correct	4 ms	512 KB	Output is correct
25	Correct	3 ms	512 KB	Output is correct
26	Correct	2 ms	640 KB	Output is correct
27	Correct	2 ms	512 KB	Output is correct
28	Correct	2 ms	512 KB	Output is correct
29	Correct	3 ms	640 KB	Output is correct
30	Correct	3 ms	512 KB	Output is correct
31	Correct	3 ms	640 KB	Output is correct
32	Correct	3 ms	512 KB	Output is correct
33	Correct	5 ms	768 KB	Output is correct
34	Correct	4 ms	768 KB	Output is correct
35	Correct	10 ms	1024 KB	Output is correct
36	Correct	5 ms	484 KB	Output is correct
37	Correct	9 ms	1024 KB	Output is correct
38	Correct	12 ms	1280 KB	Output is correct
39	Correct	14 ms	1280 KB	Output is correct
40	Correct	11 ms	1280 KB	Output is correct
41	Correct	16 ms	1432 KB	Output is correct
42	Correct	8 ms	1024 KB	Output is correct
43	Correct	9 ms	1024 KB	Output is correct
44	Correct	11 ms	1024 KB	Output is correct
45	Correct	13 ms	1280 KB	Output is correct
46	Correct	13 ms	1280 KB	Output is correct

Subtask #5
43.0 / 43.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	384 KB	Output is correct
2	Correct	2 ms	384 KB	Output is correct
3	Correct	0 ms	384 KB	Output is correct
4	Correct	2 ms	384 KB	Output is correct
5	Correct	2 ms	256 KB	Output is correct
6	Correct	2 ms	384 KB	Output is correct
7	Correct	2 ms	384 KB	Output is correct
8	Correct	2 ms	384 KB	Output is correct
9	Correct	2 ms	384 KB	Output is correct
10	Correct	3 ms	384 KB	Output is correct
11	Correct	3 ms	384 KB	Output is correct
12	Correct	3 ms	384 KB	Output is correct
13	Correct	3 ms	384 KB	Output is correct
14	Correct	4 ms	384 KB	Output is correct
15	Correct	4 ms	384 KB	Output is correct
16	Correct	2 ms	384 KB	Output is correct
17	Correct	3 ms	384 KB	Output is correct
18	Correct	2 ms	384 KB	Output is correct
19	Correct	2 ms	512 KB	Output is correct
20	Correct	6 ms	512 KB	Output is correct
21	Correct	2 ms	384 KB	Output is correct
22	Correct	2 ms	384 KB	Output is correct
23	Correct	3 ms	512 KB	Output is correct
24	Correct	3 ms	512 KB	Output is correct
25	Correct	3 ms	512 KB	Output is correct
26	Correct	3 ms	512 KB	Output is correct
27	Correct	3 ms	512 KB	Output is correct
28	Correct	0 ms	512 KB	Output is correct
29	Correct	4 ms	640 KB	Output is correct
30	Correct	3 ms	512 KB	Output is correct
31	Correct	3 ms	640 KB	Output is correct
32	Correct	3 ms	512 KB	Output is correct
33	Correct	4 ms	640 KB	Output is correct
34	Correct	4 ms	768 KB	Output is correct
35	Correct	10 ms	1152 KB	Output is correct
36	Correct	4 ms	512 KB	Output is correct
37	Correct	9 ms	1024 KB	Output is correct
38	Correct	11 ms	1280 KB	Output is correct
39	Correct	14 ms	1152 KB	Output is correct
40	Correct	12 ms	1280 KB	Output is correct
41	Correct	13 ms	1280 KB	Output is correct
42	Correct	9 ms	1096 KB	Output is correct
43	Correct	9 ms	1024 KB	Output is correct
44	Correct	11 ms	1024 KB	Output is correct
45	Correct	15 ms	1408 KB	Output is correct
46	Correct	13 ms	1328 KB	Output is correct
47	Correct	20 ms	2428 KB	Output is correct
48	Correct	14 ms	2404 KB	Output is correct
49	Correct	10 ms	2432 KB	Output is correct
50	Correct	9 ms	2432 KB	Output is correct
51	Correct	52 ms	4208 KB	Output is correct
52	Correct	49 ms	3700 KB	Output is correct
53	Correct	22 ms	3708 KB	Output is correct
54	Correct	6 ms	2048 KB	Output is correct
55	Correct	6 ms	2176 KB	Output is correct
56	Correct	715 ms	3712 KB	Output is correct
57	Correct	51 ms	4084 KB	Output is correct
58	Correct	10 ms	2560 KB	Output is correct
59	Correct	12 ms	2816 KB	Output is correct
60	Correct	12 ms	2688 KB	Output is correct
61	Correct	13 ms	2688 KB	Output is correct
62	Correct	24 ms	3328 KB	Output is correct
63	Correct	36 ms	3704 KB	Output is correct
64	Correct	36 ms	3704 KB	Output is correct
65	Correct	35 ms	3704 KB	Output is correct
66	Correct	67 ms	4588 KB	Output is correct
67	Correct	64 ms	4596 KB	Output is correct

답안 #108313

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