답안 #988318

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
988318 2024-05-24T13:46:22 Z duckindog Jakarta Skyscrapers (APIO15_skyscraper) C++17
100 / 100
562 ms 4308 KB
#include <bits/stdc++.h>

using namespace std;

const int N = 30'000 + 10;
int n, m;
int b[N], p[N];
vector<int> power[N];
int f[N];

int32_t main() { 
	cin.tie(0)->sync_with_stdio(0);

	cin >> n >> m;
	for (int i = 0; i < m; ++i) cin >> b[i] >> p[i];

	for (int i = 0; i < m; ++i) power[b[i]].push_back(p[i]);

	memset(f, 63, sizeof f);
	using pii = pair<int, int>;
	
	priority_queue<pii, vector<pii>, greater<>> q;
	q.push({f[b[0]] = 0, b[0]});

	while (q.size()) { 
		auto [d, u] = q.top(); q.pop();
		if (d != f[u]) continue;
		for (const auto& pw : power[u]) {
			{
				int w = d;
				for (int v = u + pw; v < n; v += pw) if (f[v] > ++w) q.push({f[v] = w, v});
			}
			{
				int w = d;
				for (int v = u - pw; v >= 0; v -= pw) if (f[v] > ++w) q.push({f[v] = w, v});
			}
		}
	}
	
	cout << (f[b[1]] < f[n] ? f[b[1]] : -1) << "\n";
}
# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 1112 KB Output is correct
2 Correct 1 ms 1116 KB Output is correct
3 Correct 1 ms 1116 KB Output is correct
4 Correct 1 ms 1112 KB Output is correct
5 Correct 1 ms 1116 KB Output is correct
6 Correct 1 ms 1116 KB Output is correct
7 Correct 1 ms 1116 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 1112 KB Output is correct
2 Correct 1 ms 1116 KB Output is correct
3 Correct 1 ms 1116 KB Output is correct
4 Correct 1 ms 1116 KB Output is correct
5 Correct 2 ms 1116 KB Output is correct
6 Correct 1 ms 1116 KB Output is correct
7 Correct 1 ms 1168 KB Output is correct
8 Correct 1 ms 1116 KB Output is correct
9 Correct 1 ms 1116 KB Output is correct
10 Correct 1 ms 1116 KB Output is correct
11 Correct 2 ms 1116 KB Output is correct
12 Correct 2 ms 1116 KB Output is correct
13 Correct 1 ms 1368 KB Output is correct
14 Correct 2 ms 1116 KB Output is correct
15 Correct 1 ms 1116 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 1116 KB Output is correct
2 Correct 1 ms 1116 KB Output is correct
3 Correct 1 ms 1168 KB Output is correct
4 Correct 2 ms 1116 KB Output is correct
5 Correct 1 ms 1112 KB Output is correct
6 Correct 2 ms 1112 KB Output is correct
7 Correct 1 ms 1116 KB Output is correct
8 Correct 1 ms 1168 KB Output is correct
9 Correct 2 ms 1112 KB Output is correct
10 Correct 1 ms 1112 KB Output is correct
11 Correct 2 ms 1116 KB Output is correct
12 Correct 2 ms 1116 KB Output is correct
13 Correct 2 ms 1116 KB Output is correct
14 Correct 1 ms 1116 KB Output is correct
15 Correct 2 ms 1272 KB Output is correct
16 Correct 1 ms 1116 KB Output is correct
17 Correct 1 ms 1184 KB Output is correct
18 Correct 1 ms 1116 KB Output is correct
19 Correct 1 ms 1116 KB Output is correct
20 Correct 4 ms 1372 KB Output is correct
21 Correct 2 ms 1180 KB Output is correct
22 Correct 2 ms 1116 KB Output is correct
23 Correct 2 ms 1116 KB Output is correct
24 Correct 2 ms 1372 KB Output is correct
25 Correct 2 ms 1372 KB Output is correct
26 Correct 4 ms 1116 KB Output is correct
27 Correct 4 ms 1116 KB Output is correct
28 Correct 2 ms 1372 KB Output is correct
29 Correct 3 ms 1372 KB Output is correct
30 Correct 2 ms 1372 KB Output is correct
31 Correct 2 ms 1372 KB Output is correct
32 Correct 3 ms 1368 KB Output is correct
33 Correct 4 ms 1372 KB Output is correct
34 Correct 3 ms 1372 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 1116 KB Output is correct
2 Correct 1 ms 1116 KB Output is correct
3 Correct 1 ms 1116 KB Output is correct
4 Correct 1 ms 1116 KB Output is correct
5 Correct 2 ms 1172 KB Output is correct
6 Correct 1 ms 1116 KB Output is correct
7 Correct 1 ms 1112 KB Output is correct
8 Correct 2 ms 1112 KB Output is correct
9 Correct 1 ms 1112 KB Output is correct
10 Correct 1 ms 1116 KB Output is correct
11 Correct 1 ms 1112 KB Output is correct
12 Correct 1 ms 1116 KB Output is correct
13 Correct 2 ms 1116 KB Output is correct
14 Correct 1 ms 1116 KB Output is correct
15 Correct 1 ms 1116 KB Output is correct
16 Correct 1 ms 1112 KB Output is correct
17 Correct 2 ms 1372 KB Output is correct
18 Correct 2 ms 1116 KB Output is correct
19 Correct 1 ms 1116 KB Output is correct
20 Correct 4 ms 1372 KB Output is correct
21 Correct 2 ms 1116 KB Output is correct
22 Correct 1 ms 1116 KB Output is correct
23 Correct 2 ms 1116 KB Output is correct
24 Correct 2 ms 1372 KB Output is correct
25 Correct 2 ms 1372 KB Output is correct
26 Correct 4 ms 1116 KB Output is correct
27 Correct 5 ms 1184 KB Output is correct
28 Correct 1 ms 1372 KB Output is correct
29 Correct 2 ms 1372 KB Output is correct
30 Correct 2 ms 1172 KB Output is correct
31 Correct 2 ms 1372 KB Output is correct
32 Correct 2 ms 1372 KB Output is correct
33 Correct 4 ms 1372 KB Output is correct
34 Correct 3 ms 1324 KB Output is correct
35 Correct 5 ms 1884 KB Output is correct
36 Correct 3 ms 1368 KB Output is correct
37 Correct 5 ms 1700 KB Output is correct
38 Correct 6 ms 1884 KB Output is correct
39 Correct 6 ms 1884 KB Output is correct
40 Correct 6 ms 1884 KB Output is correct
41 Correct 6 ms 1884 KB Output is correct
42 Correct 33 ms 1972 KB Output is correct
43 Correct 36 ms 1884 KB Output is correct
44 Correct 33 ms 2136 KB Output is correct
45 Correct 6 ms 2136 KB Output is correct
46 Correct 6 ms 2012 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 1112 KB Output is correct
2 Correct 1 ms 1172 KB Output is correct
3 Correct 1 ms 1116 KB Output is correct
4 Correct 1 ms 1116 KB Output is correct
5 Correct 1 ms 1116 KB Output is correct
6 Correct 1 ms 1116 KB Output is correct
7 Correct 1 ms 1116 KB Output is correct
8 Correct 1 ms 1116 KB Output is correct
9 Correct 1 ms 1116 KB Output is correct
10 Correct 1 ms 1116 KB Output is correct
11 Correct 1 ms 1112 KB Output is correct
12 Correct 1 ms 1116 KB Output is correct
13 Correct 1 ms 1180 KB Output is correct
14 Correct 2 ms 1116 KB Output is correct
15 Correct 2 ms 1116 KB Output is correct
16 Correct 2 ms 1172 KB Output is correct
17 Correct 2 ms 1216 KB Output is correct
18 Correct 4 ms 1116 KB Output is correct
19 Correct 1 ms 1112 KB Output is correct
20 Correct 4 ms 1368 KB Output is correct
21 Correct 2 ms 1176 KB Output is correct
22 Correct 2 ms 1116 KB Output is correct
23 Correct 2 ms 1116 KB Output is correct
24 Correct 2 ms 1372 KB Output is correct
25 Correct 2 ms 1368 KB Output is correct
26 Correct 3 ms 1116 KB Output is correct
27 Correct 3 ms 1112 KB Output is correct
28 Correct 2 ms 1372 KB Output is correct
29 Correct 2 ms 1368 KB Output is correct
30 Correct 2 ms 1372 KB Output is correct
31 Correct 2 ms 1372 KB Output is correct
32 Correct 1 ms 1372 KB Output is correct
33 Correct 3 ms 1372 KB Output is correct
34 Correct 3 ms 1624 KB Output is correct
35 Correct 7 ms 1884 KB Output is correct
36 Correct 3 ms 1372 KB Output is correct
37 Correct 5 ms 1884 KB Output is correct
38 Correct 8 ms 1884 KB Output is correct
39 Correct 6 ms 1884 KB Output is correct
40 Correct 6 ms 1880 KB Output is correct
41 Correct 6 ms 1884 KB Output is correct
42 Correct 34 ms 1884 KB Output is correct
43 Correct 35 ms 1880 KB Output is correct
44 Correct 35 ms 2036 KB Output is correct
45 Correct 6 ms 2136 KB Output is correct
46 Correct 6 ms 2336 KB Output is correct
47 Correct 13 ms 2516 KB Output is correct
48 Correct 5 ms 2140 KB Output is correct
49 Correct 4 ms 2136 KB Output is correct
50 Correct 3 ms 1880 KB Output is correct
51 Correct 19 ms 3540 KB Output is correct
52 Correct 18 ms 3032 KB Output is correct
53 Correct 11 ms 3028 KB Output is correct
54 Correct 2 ms 1372 KB Output is correct
55 Correct 2 ms 1372 KB Output is correct
56 Correct 516 ms 3036 KB Output is correct
57 Correct 38 ms 3532 KB Output is correct
58 Correct 562 ms 1872 KB Output is correct
59 Correct 448 ms 2136 KB Output is correct
60 Correct 544 ms 2008 KB Output is correct
61 Correct 414 ms 2140 KB Output is correct
62 Correct 7 ms 2780 KB Output is correct
63 Correct 23 ms 3036 KB Output is correct
64 Correct 25 ms 4048 KB Output is correct
65 Correct 33 ms 4308 KB Output is correct
66 Correct 41 ms 4048 KB Output is correct
67 Correct 46 ms 4048 KB Output is correct