답안 #241407

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
241407 2020-06-24T07:28:14 Z Berted Jakarta Skyscrapers (APIO15_skyscraper) C++14
100 / 100
217 ms 65516 KB
#include <iostream>
#include <vector>
#include <bitset>
#include <map>
#include <set>
#include <queue>
#include <unordered_map>
#include <unordered_set>
#include <ext/pb_ds/assoc_container.hpp>
using namespace __gnu_pbds;
#define pii pair<int, int>
#define fst first
#define snd second
#define vi vector<int>
#define vpi vector<pii>
#define pub push_back
using namespace std;

const int MX = 1e9;

int n, m, s, e, dst[30001] = {};
vpi adj[30001];
unordered_set<int> edgeQuery[30001];
priority_queue<pii, vector<pii>, greater<pii>> pq;
int temp[30001] = {}, tpsz = 0;

inline int dijkstra()
{
	pq.push({0, s});
	dst[s] = 0;
	while (pq.size())
	{
		pii dt = pq.top(); pq.pop();
		if (dst[dt.snd] == dt.fst)
		{
			//cout << "DIK : " << dt.snd << ", " << dt.fst << "\n";
			if (dt.snd == e) {return dt.fst;}
			for (auto v : adj[dt.snd])
			{
				if (dt.fst + v.snd < dst[v.fst])
				{
					dst[v.fst] = dt.fst + v.snd;
					pq.push({dt.fst + v.snd, v.fst});
				}
			}
		}
	}
	return -1;
}

int main()
{
	// ios :: sync_with_stdio(0); cin.tie(0); cout.tie(0);
	cin >> n >> m;
	for (int i = 0; i < n; i++) 
	{
		dst[i] = MX;
	}
	for (int i = 0; i < m; i++)
	{
		int u, t; cin >> u >> t;
		edgeQuery[u].insert(t);
		if (i == 0) s = u;
		else if (i == 1) e = u;
	}
	
	for (int i = 0; i < n; i++)
	{
		while (edgeQuery[i].size())
		{
			int x = *edgeQuery[i].begin(), s = i % x, lst = -1, cnt = 0;
			for (; s < n; s += x)
			{
				if (edgeQuery[s].count(x))
				{
					edgeQuery[s].erase(x);
					if (lst >= 0)
					{
						adj[lst].push_back({s, cnt});
						adj[s].push_back({lst, cnt});
					}
					lst = s; cnt = 1;
					for (int i = tpsz - 1; i >= 0; i--)
					{
						adj[s].push_back({temp[i], cnt});
						cnt++;
					}
					tpsz = 0;
					cnt = 0;
				}
				else
				{
					if (lst >= 0) 
					{
						adj[lst].push_back({s, cnt});
					}
					temp[tpsz++] = s;
				}
				cnt++;
			}
			tpsz = 0;
		}
	}

	/*
	for (int i = 0; i < n; i++)
	{
		cout << i << "-th node adjacency list :\n";
		for (auto x : adj[i])
		{
			cout << x.fst << ", " << x.snd << '\n';
		}
	}
	cout << "Here\n";
	*/
	
	cout << dijkstra() << '\n';
	return 0;
}
# 결과 실행 시간 메모리 Grader output
1 Correct 6 ms 2688 KB Output is correct
2 Correct 6 ms 2688 KB Output is correct
3 Correct 6 ms 2688 KB Output is correct
4 Correct 8 ms 2688 KB Output is correct
5 Correct 7 ms 2688 KB Output is correct
6 Correct 6 ms 2688 KB Output is correct
7 Correct 6 ms 2688 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 6 ms 2688 KB Output is correct
2 Correct 6 ms 2688 KB Output is correct
3 Correct 6 ms 2688 KB Output is correct
4 Correct 6 ms 2688 KB Output is correct
5 Correct 6 ms 2688 KB Output is correct
6 Correct 7 ms 2688 KB Output is correct
7 Correct 6 ms 2688 KB Output is correct
8 Correct 6 ms 2688 KB Output is correct
9 Correct 6 ms 2688 KB Output is correct
10 Correct 6 ms 2688 KB Output is correct
11 Correct 8 ms 2816 KB Output is correct
12 Correct 7 ms 2688 KB Output is correct
13 Correct 7 ms 2688 KB Output is correct
14 Correct 8 ms 2816 KB Output is correct
15 Correct 9 ms 2816 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 7 ms 2688 KB Output is correct
2 Correct 6 ms 2688 KB Output is correct
3 Correct 6 ms 2688 KB Output is correct
4 Correct 6 ms 2688 KB Output is correct
5 Correct 6 ms 2688 KB Output is correct
6 Correct 6 ms 2688 KB Output is correct
7 Correct 6 ms 2688 KB Output is correct
8 Correct 6 ms 2688 KB Output is correct
9 Correct 7 ms 2688 KB Output is correct
10 Correct 7 ms 2688 KB Output is correct
11 Correct 9 ms 2816 KB Output is correct
12 Correct 8 ms 2688 KB Output is correct
13 Correct 7 ms 2688 KB Output is correct
14 Correct 7 ms 2816 KB Output is correct
15 Correct 7 ms 2816 KB Output is correct
16 Correct 7 ms 2688 KB Output is correct
17 Correct 9 ms 2944 KB Output is correct
18 Correct 7 ms 2816 KB Output is correct
19 Correct 6 ms 2816 KB Output is correct
20 Correct 8 ms 2816 KB Output is correct
21 Correct 7 ms 2688 KB Output is correct
22 Correct 8 ms 2816 KB Output is correct
23 Correct 8 ms 2816 KB Output is correct
24 Correct 8 ms 2944 KB Output is correct
25 Correct 9 ms 2868 KB Output is correct
26 Correct 8 ms 2816 KB Output is correct
27 Correct 8 ms 2816 KB Output is correct
28 Correct 9 ms 3072 KB Output is correct
29 Correct 11 ms 3584 KB Output is correct
30 Correct 7 ms 3072 KB Output is correct
31 Correct 8 ms 3200 KB Output is correct
32 Correct 8 ms 3072 KB Output is correct
33 Correct 14 ms 4096 KB Output is correct
34 Correct 11 ms 4096 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 7 ms 2688 KB Output is correct
2 Correct 7 ms 2688 KB Output is correct
3 Correct 6 ms 2648 KB Output is correct
4 Correct 6 ms 2688 KB Output is correct
5 Correct 6 ms 2688 KB Output is correct
6 Correct 7 ms 2688 KB Output is correct
7 Correct 6 ms 2688 KB Output is correct
8 Correct 6 ms 2688 KB Output is correct
9 Correct 7 ms 2688 KB Output is correct
10 Correct 6 ms 2688 KB Output is correct
11 Correct 9 ms 2816 KB Output is correct
12 Correct 7 ms 2688 KB Output is correct
13 Correct 7 ms 2816 KB Output is correct
14 Correct 8 ms 2816 KB Output is correct
15 Correct 7 ms 2816 KB Output is correct
16 Correct 7 ms 2688 KB Output is correct
17 Correct 8 ms 2944 KB Output is correct
18 Correct 7 ms 2816 KB Output is correct
19 Correct 7 ms 2816 KB Output is correct
20 Correct 8 ms 2816 KB Output is correct
21 Correct 7 ms 2816 KB Output is correct
22 Correct 7 ms 2816 KB Output is correct
23 Correct 7 ms 2816 KB Output is correct
24 Correct 9 ms 2944 KB Output is correct
25 Correct 9 ms 2944 KB Output is correct
26 Correct 7 ms 2816 KB Output is correct
27 Correct 8 ms 2816 KB Output is correct
28 Correct 9 ms 3072 KB Output is correct
29 Correct 9 ms 3584 KB Output is correct
30 Correct 7 ms 3072 KB Output is correct
31 Correct 8 ms 3200 KB Output is correct
32 Correct 7 ms 3072 KB Output is correct
33 Correct 11 ms 4096 KB Output is correct
34 Correct 11 ms 4224 KB Output is correct
35 Correct 34 ms 4992 KB Output is correct
36 Correct 11 ms 3072 KB Output is correct
37 Correct 31 ms 5624 KB Output is correct
38 Correct 41 ms 5624 KB Output is correct
39 Correct 44 ms 5752 KB Output is correct
40 Correct 41 ms 5624 KB Output is correct
41 Correct 41 ms 5752 KB Output is correct
42 Correct 25 ms 2944 KB Output is correct
43 Correct 24 ms 2936 KB Output is correct
44 Correct 24 ms 2944 KB Output is correct
45 Correct 46 ms 8184 KB Output is correct
46 Correct 43 ms 8312 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 6 ms 2688 KB Output is correct
2 Correct 6 ms 2688 KB Output is correct
3 Correct 6 ms 2688 KB Output is correct
4 Correct 6 ms 2688 KB Output is correct
5 Correct 6 ms 2688 KB Output is correct
6 Correct 6 ms 2688 KB Output is correct
7 Correct 6 ms 2688 KB Output is correct
8 Correct 6 ms 2688 KB Output is correct
9 Correct 6 ms 2688 KB Output is correct
10 Correct 7 ms 2688 KB Output is correct
11 Correct 8 ms 2816 KB Output is correct
12 Correct 7 ms 2688 KB Output is correct
13 Correct 7 ms 2688 KB Output is correct
14 Correct 7 ms 2816 KB Output is correct
15 Correct 7 ms 2816 KB Output is correct
16 Correct 7 ms 2688 KB Output is correct
17 Correct 9 ms 2944 KB Output is correct
18 Correct 7 ms 2816 KB Output is correct
19 Correct 7 ms 2816 KB Output is correct
20 Correct 8 ms 2816 KB Output is correct
21 Correct 7 ms 2688 KB Output is correct
22 Correct 7 ms 2816 KB Output is correct
23 Correct 8 ms 2816 KB Output is correct
24 Correct 8 ms 2944 KB Output is correct
25 Correct 8 ms 2816 KB Output is correct
26 Correct 8 ms 2816 KB Output is correct
27 Correct 8 ms 2816 KB Output is correct
28 Correct 9 ms 3072 KB Output is correct
29 Correct 9 ms 3584 KB Output is correct
30 Correct 7 ms 2944 KB Output is correct
31 Correct 9 ms 3200 KB Output is correct
32 Correct 7 ms 3072 KB Output is correct
33 Correct 11 ms 4096 KB Output is correct
34 Correct 11 ms 4096 KB Output is correct
35 Correct 36 ms 4856 KB Output is correct
36 Correct 11 ms 3072 KB Output is correct
37 Correct 30 ms 5624 KB Output is correct
38 Correct 41 ms 5624 KB Output is correct
39 Correct 40 ms 5624 KB Output is correct
40 Correct 40 ms 5624 KB Output is correct
41 Correct 40 ms 5624 KB Output is correct
42 Correct 25 ms 3072 KB Output is correct
43 Correct 24 ms 2944 KB Output is correct
44 Correct 24 ms 2944 KB Output is correct
45 Correct 43 ms 8184 KB Output is correct
46 Correct 41 ms 8312 KB Output is correct
47 Correct 63 ms 13044 KB Output is correct
48 Correct 39 ms 6264 KB Output is correct
49 Correct 35 ms 5240 KB Output is correct
50 Correct 28 ms 5120 KB Output is correct
51 Correct 62 ms 8196 KB Output is correct
52 Correct 64 ms 8628 KB Output is correct
53 Correct 45 ms 5620 KB Output is correct
54 Correct 8 ms 3328 KB Output is correct
55 Correct 9 ms 3836 KB Output is correct
56 Correct 36 ms 4864 KB Output is correct
57 Correct 28 ms 11640 KB Output is correct
58 Correct 23 ms 4088 KB Output is correct
59 Correct 30 ms 4496 KB Output is correct
60 Correct 29 ms 5132 KB Output is correct
61 Correct 33 ms 4344 KB Output is correct
62 Correct 59 ms 9972 KB Output is correct
63 Correct 108 ms 25236 KB Output is correct
64 Correct 128 ms 28800 KB Output is correct
65 Correct 144 ms 39404 KB Output is correct
66 Correct 217 ms 65488 KB Output is correct
67 Correct 208 ms 65516 KB Output is correct