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답안 #695125

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
695125 2023-02-04T18:25:48 Z Cyber_Wolf Jakarta Skyscrapers (APIO15_skyscraper) C++17
36 / 100
 253 ms 262144 KB 
#include <bits/stdc++.h>
#include <ext/pb_ds/assoc_container.hpp>
#include <ext/pb_ds/tree_policy.hpp>

using namespace std;
using namespace __gnu_pbds;

#define lg long long
#define fastio ios_base::sync_with_stdio(0);cin.tie(0);cout.tie(0);
mt19937 rng(chrono::steady_clock::now().time_since_epoch().count());
//Jakarta Skyscraper

const lg N  = 300005;

lg dist[N], in_queue[N];
vector<pair<lg, lg>> adj[N];
vector<lg> b(N), p(N);

void dijkstra(lg src)
{
	priority_queue<array<lg, 2>> pq;
	pq.push({0, src});
	in_queue[src] = 1;
	memset(dist, 0x3f, sizeof(dist));
	dist[src] = 0;
	while(pq.size())
	{
		lg x = pq.top()[1];
		in_queue[x] = 0;
		pq.pop();
		for(auto [it, c] : adj[x])
		{
			if(dist[it] > dist[x]+c)
			{
				dist[it] = dist[x]+c;
				if(!in_queue[it])	pq.push({-dist[it], it});
				in_queue[it] = true;
			}
		}
	}
	return;
}


int main()
{
	fastio;
	lg n, m;
	cin >> n >> m;
	for(int i = 0; i < m; i++)
	{
		cin >> b[i] >> p[i];
	} 
	for(int i = 0; i < m; i++)
	{
		lg x = b[i]+p[i], z = 1;
		while(x < n)
		{
			adj[b[i]].push_back({x, z});
			z++;
			x += p[i];
		}
		x = b[i]-p[i];
		z = 1;
		while(x >= 0)
		{
			adj[b[i]].push_back({x, z});
			z++;
			x -= p[i];
		}
	}
	dijkstra(b[0]);
	if(dist[b[1]] == dist[N-1])
	{
		cout << "-1\n";
		return 0;
	}
	cout << dist[b[1]] << '\n';

    return 0;
}

Subtask #1
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 8 ms 14420 KB Output is correct
2 Correct 7 ms 14420 KB Output is correct
3 Correct 7 ms 14420 KB Output is correct
4 Correct 9 ms 14420 KB Output is correct
5 Correct 9 ms 14420 KB Output is correct
6 Correct 9 ms 14428 KB Output is correct
7 Correct 9 ms 14420 KB Output is correct

Subtask #2
12.0 / 12.0

# 결과 실행 시간 메모리 Grader output
1 Correct 7 ms 14392 KB Output is correct
2 Correct 7 ms 14420 KB Output is correct
3 Correct 8 ms 14384 KB Output is correct
4 Correct 8 ms 14360 KB Output is correct
5 Correct 8 ms 14420 KB Output is correct
6 Correct 9 ms 14420 KB Output is correct
7 Correct 7 ms 14420 KB Output is correct
8 Correct 7 ms 14316 KB Output is correct
9 Correct 8 ms 14420 KB Output is correct
10 Correct 8 ms 14396 KB Output is correct
11 Correct 8 ms 14616 KB Output is correct
12 Correct 14 ms 17608 KB Output is correct
13 Correct 13 ms 17532 KB Output is correct
14 Correct 7 ms 14420 KB Output is correct
15 Correct 7 ms 14420 KB Output is correct

Subtask #3
14.0 / 14.0

# 결과 실행 시간 메모리 Grader output
1 Correct 7 ms 14420 KB Output is correct
2 Correct 9 ms 14420 KB Output is correct
3 Correct 7 ms 14420 KB Output is correct
4 Correct 7 ms 14420 KB Output is correct
5 Correct 9 ms 14420 KB Output is correct
6 Correct 7 ms 14420 KB Output is correct
7 Correct 7 ms 14420 KB Output is correct
8 Correct 7 ms 14420 KB Output is correct
9 Correct 7 ms 14420 KB Output is correct
10 Correct 7 ms 14420 KB Output is correct
11 Correct 9 ms 14548 KB Output is correct
12 Correct 13 ms 17516 KB Output is correct
13 Correct 15 ms 17484 KB Output is correct
14 Correct 9 ms 14420 KB Output is correct
15 Correct 10 ms 14420 KB Output is correct
16 Correct 9 ms 14420 KB Output is correct
17 Correct 8 ms 14804 KB Output is correct
18 Correct 8 ms 14548 KB Output is correct
19 Correct 9 ms 14420 KB Output is correct
20 Correct 83 ms 78572 KB Output is correct
21 Correct 7 ms 14420 KB Output is correct
22 Correct 8 ms 14484 KB Output is correct
23 Correct 10 ms 14548 KB Output is correct
24 Correct 9 ms 14676 KB Output is correct
25 Correct 8 ms 14548 KB Output is correct
26 Correct 111 ms 78108 KB Output is correct
27 Correct 96 ms 77840 KB Output is correct
28 Correct 11 ms 14804 KB Output is correct
29 Correct 12 ms 15816 KB Output is correct
30 Correct 10 ms 14932 KB Output is correct
31 Correct 9 ms 15188 KB Output is correct
32 Correct 10 ms 14932 KB Output is correct
33 Correct 11 ms 16980 KB Output is correct
34 Correct 12 ms 16848 KB Output is correct

Subtask #4
0 / 21.0

# 결과 실행 시간 메모리 Grader output
1 Correct 8 ms 14420 KB Output is correct
2 Correct 8 ms 14420 KB Output is correct
3 Correct 9 ms 14420 KB Output is correct
4 Correct 9 ms 14420 KB Output is correct
5 Correct 7 ms 14416 KB Output is correct
6 Correct 8 ms 14420 KB Output is correct
7 Correct 7 ms 14352 KB Output is correct
8 Correct 6 ms 14420 KB Output is correct
9 Correct 9 ms 14336 KB Output is correct
10 Correct 9 ms 14420 KB Output is correct
11 Correct 12 ms 14548 KB Output is correct
12 Correct 14 ms 17608 KB Output is correct
13 Correct 15 ms 17492 KB Output is correct
14 Correct 11 ms 14452 KB Output is correct
15 Correct 8 ms 14420 KB Output is correct
16 Correct 9 ms 14548 KB Output is correct
17 Correct 9 ms 14900 KB Output is correct
18 Correct 10 ms 14548 KB Output is correct
19 Correct 9 ms 14420 KB Output is correct
20 Correct 82 ms 78644 KB Output is correct
21 Correct 8 ms 14420 KB Output is correct
22 Correct 7 ms 14428 KB Output is correct
23 Correct 7 ms 14548 KB Output is correct
24 Correct 9 ms 14724 KB Output is correct
25 Correct 9 ms 14548 KB Output is correct
26 Correct 101 ms 78092 KB Output is correct
27 Correct 102 ms 77924 KB Output is correct
28 Correct 8 ms 14872 KB Output is correct
29 Correct 10 ms 15784 KB Output is correct
30 Correct 8 ms 14932 KB Output is correct
31 Correct 8 ms 15188 KB Output is correct
32 Correct 8 ms 14932 KB Output is correct
33 Correct 10 ms 17012 KB Output is correct
34 Correct 10 ms 16848 KB Output is correct
35 Correct 22 ms 17476 KB Output is correct
36 Correct 9 ms 14804 KB Output is correct
37 Correct 20 ms 20792 KB Output is correct
38 Correct 18 ms 19356 KB Output is correct
39 Correct 24 ms 19640 KB Output is correct
40 Correct 19 ms 19412 KB Output is correct
41 Correct 18 ms 19256 KB Output is correct
42 Runtime error 253 ms 262144 KB Execution killed with signal 9
43 Halted 0 ms 0 KB -

Subtask #5
0 / 43.0

# 결과 실행 시간 메모리 Grader output
1 Correct 7 ms 14420 KB Output is correct
2 Correct 7 ms 14396 KB Output is correct
3 Correct 8 ms 14420 KB Output is correct
4 Correct 9 ms 14420 KB Output is correct
5 Correct 9 ms 14412 KB Output is correct
6 Correct 10 ms 14420 KB Output is correct
7 Correct 8 ms 14420 KB Output is correct
8 Correct 8 ms 14420 KB Output is correct
9 Correct 8 ms 14420 KB Output is correct
10 Correct 8 ms 14376 KB Output is correct
11 Correct 8 ms 14596 KB Output is correct
12 Correct 13 ms 17608 KB Output is correct
13 Correct 12 ms 17484 KB Output is correct
14 Correct 9 ms 14420 KB Output is correct
15 Correct 8 ms 14548 KB Output is correct
16 Correct 8 ms 14468 KB Output is correct
17 Correct 10 ms 14904 KB Output is correct
18 Correct 8 ms 14548 KB Output is correct
19 Correct 7 ms 14420 KB Output is correct
20 Correct 76 ms 78616 KB Output is correct
21 Correct 9 ms 14432 KB Output is correct
22 Correct 9 ms 14420 KB Output is correct
23 Correct 10 ms 14548 KB Output is correct
24 Correct 9 ms 14676 KB Output is correct
25 Correct 11 ms 14548 KB Output is correct
26 Correct 102 ms 78048 KB Output is correct
27 Correct 100 ms 77912 KB Output is correct
28 Correct 8 ms 14804 KB Output is correct
29 Correct 9 ms 15828 KB Output is correct
30 Correct 10 ms 14912 KB Output is correct
31 Correct 10 ms 15188 KB Output is correct
32 Correct 8 ms 14932 KB Output is correct
33 Correct 11 ms 16980 KB Output is correct
34 Correct 11 ms 16820 KB Output is correct
35 Correct 16 ms 17448 KB Output is correct
36 Correct 11 ms 14852 KB Output is correct
37 Correct 17 ms 20752 KB Output is correct
38 Correct 17 ms 19284 KB Output is correct
39 Correct 18 ms 19668 KB Output is correct
40 Correct 27 ms 19404 KB Output is correct
41 Correct 17 ms 19284 KB Output is correct
42 Runtime error 251 ms 262144 KB Execution killed with signal 9
43 Halted 0 ms 0 KB -