답안 #757774

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
757774	2023-06-13T18:19:13 Z	taher	Jakarta Skyscrapers (APIO15_skyscraper)	C++17	100 / 100	175 ms	67288 KB

skyscraper

#include <bits/stdc++.h>

using namespace std;

int main(){
  ios::sync_with_stdio(false);
  cin.tie(nullptr);
  int n , m;
  cin >> n >> m;
  vector<vector<pair<int,int>>> adj(n + 1);
  const int N = 30000 + 10;
  int s = -1 , d = -1;
  set<int> st[N];
  for(int i = 0 ; i < m ; i++){
    int a , b;
    cin >> a >> b;
    if(s == -1) s = a;
    else if(d == -1) d = a;
    st[a].insert(b);
  }
  for(int i = 0 ; i < n ; i++){
    for(auto x : st[i]){
      for(int j = i + x , cnt = 1 ; j < n ; j += x , cnt++){
        adj[i].emplace_back(j , cnt);
        if(st[j].find(x) != st[j].end()) break;
      }
      for(int j = i - x , cnt = 1 ; j >= 0 ; j -= x , cnt++){
        adj[i].emplace_back(j , cnt);
        if(st[j].find(x) != st[j].end()) break;
      }
    }
  }
  for(int i = 0 ; i < n ; i++) st[i].clear();
  priority_queue<pair<int,int> , vector<pair<int,int>> , greater<pair<int,int>>> pq;
  pq.emplace(0 , s);
  vector<int> dist(n + 1 , (int)1e9);
  dist[s] = 0;
  while(!pq.empty()){
    auto f = pq.top();
    pq.pop();
    if(f.second == d) break;
    if(f.first != dist[f.second]) continue;
    for(auto x : adj[f.second]){
      int node = x.first;
      int cost = x.second;
      if(dist[node] > f.first + cost){
        dist[node] = f.first + cost;
        pq.emplace(dist[node] , node);
      }
    }
  }
  if(dist[d] == (int)1e9) cout << -1 << '\n';
  else cout << dist[d] << '\n';
  return 0; 
}

Subtask #1
10.0 / 10.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	1720 KB	Output is correct
2	Correct	1 ms	1620 KB	Output is correct
3	Correct	2 ms	1620 KB	Output is correct
4	Correct	1 ms	1620 KB	Output is correct
5	Correct	2 ms	1620 KB	Output is correct
6	Correct	1 ms	1620 KB	Output is correct
7	Correct	1 ms	1620 KB	Output is correct

Subtask #2
12.0 / 12.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	1620 KB	Output is correct
2	Correct	1 ms	1620 KB	Output is correct
3	Correct	1 ms	1620 KB	Output is correct
4	Correct	1 ms	1620 KB	Output is correct
5	Correct	1 ms	1620 KB	Output is correct
6	Correct	1 ms	1620 KB	Output is correct
7	Correct	1 ms	1620 KB	Output is correct
8	Correct	1 ms	1720 KB	Output is correct
9	Correct	1 ms	1620 KB	Output is correct
10	Correct	2 ms	1724 KB	Output is correct
11	Correct	2 ms	1748 KB	Output is correct
12	Correct	2 ms	1620 KB	Output is correct
13	Correct	2 ms	1748 KB	Output is correct
14	Correct	2 ms	1860 KB	Output is correct
15	Correct	2 ms	1864 KB	Output is correct

Subtask #3
14.0 / 14.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	1620 KB	Output is correct
2	Correct	1 ms	1620 KB	Output is correct
3	Correct	1 ms	1724 KB	Output is correct
4	Correct	1 ms	1620 KB	Output is correct
5	Correct	1 ms	1620 KB	Output is correct
6	Correct	1 ms	1620 KB	Output is correct
7	Correct	1 ms	1620 KB	Output is correct
8	Correct	2 ms	1620 KB	Output is correct
9	Correct	1 ms	1620 KB	Output is correct
10	Correct	2 ms	1748 KB	Output is correct
11	Correct	2 ms	1864 KB	Output is correct
12	Correct	2 ms	1620 KB	Output is correct
13	Correct	2 ms	1736 KB	Output is correct
14	Correct	2 ms	1876 KB	Output is correct
15	Correct	2 ms	1868 KB	Output is correct
16	Correct	2 ms	1748 KB	Output is correct
17	Correct	3 ms	2004 KB	Output is correct
18	Correct	2 ms	1876 KB	Output is correct
19	Correct	2 ms	1748 KB	Output is correct
20	Correct	2 ms	1876 KB	Output is correct
21	Correct	2 ms	1724 KB	Output is correct
22	Correct	2 ms	1748 KB	Output is correct
23	Correct	3 ms	1892 KB	Output is correct
24	Correct	3 ms	2004 KB	Output is correct
25	Correct	3 ms	1876 KB	Output is correct
26	Correct	2 ms	1876 KB	Output is correct
27	Correct	2 ms	1868 KB	Output is correct
28	Correct	2 ms	2128 KB	Output is correct
29	Correct	5 ms	2516 KB	Output is correct
30	Correct	3 ms	2116 KB	Output is correct
31	Correct	3 ms	2236 KB	Output is correct
32	Correct	3 ms	2128 KB	Output is correct
33	Correct	7 ms	3284 KB	Output is correct
34	Correct	7 ms	3444 KB	Output is correct

Subtask #4
21.0 / 21.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	1728 KB	Output is correct
2	Correct	2 ms	1620 KB	Output is correct
3	Correct	1 ms	1724 KB	Output is correct
4	Correct	1 ms	1620 KB	Output is correct
5	Correct	1 ms	1620 KB	Output is correct
6	Correct	2 ms	1620 KB	Output is correct
7	Correct	2 ms	1620 KB	Output is correct
8	Correct	1 ms	1620 KB	Output is correct
9	Correct	1 ms	1652 KB	Output is correct
10	Correct	1 ms	1748 KB	Output is correct
11	Correct	2 ms	1748 KB	Output is correct
12	Correct	2 ms	1748 KB	Output is correct
13	Correct	2 ms	1748 KB	Output is correct
14	Correct	2 ms	1876 KB	Output is correct
15	Correct	2 ms	1876 KB	Output is correct
16	Correct	3 ms	1748 KB	Output is correct
17	Correct	2 ms	2004 KB	Output is correct
18	Correct	2 ms	1876 KB	Output is correct
19	Correct	2 ms	1748 KB	Output is correct
20	Correct	2 ms	1876 KB	Output is correct
21	Correct	1 ms	1736 KB	Output is correct
22	Correct	2 ms	1876 KB	Output is correct
23	Correct	2 ms	1876 KB	Output is correct
24	Correct	3 ms	2004 KB	Output is correct
25	Correct	2 ms	1876 KB	Output is correct
26	Correct	2 ms	1864 KB	Output is correct
27	Correct	2 ms	1876 KB	Output is correct
28	Correct	3 ms	2120 KB	Output is correct
29	Correct	3 ms	2516 KB	Output is correct
30	Correct	2 ms	2004 KB	Output is correct
31	Correct	3 ms	2132 KB	Output is correct
32	Correct	2 ms	2004 KB	Output is correct
33	Correct	7 ms	3268 KB	Output is correct
34	Correct	6 ms	3392 KB	Output is correct
35	Correct	16 ms	4044 KB	Output is correct
36	Correct	3 ms	2132 KB	Output is correct
37	Correct	17 ms	4692 KB	Output is correct
38	Correct	21 ms	5056 KB	Output is correct
39	Correct	21 ms	5076 KB	Output is correct
40	Correct	20 ms	5052 KB	Output is correct
41	Correct	21 ms	5064 KB	Output is correct
42	Correct	5 ms	1992 KB	Output is correct
43	Correct	9 ms	2004 KB	Output is correct
44	Correct	6 ms	2116 KB	Output is correct
45	Correct	22 ms	7508 KB	Output is correct
46	Correct	20 ms	7556 KB	Output is correct

Subtask #5
43.0 / 43.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	1620 KB	Output is correct
2	Correct	1 ms	1748 KB	Output is correct
3	Correct	1 ms	1620 KB	Output is correct
4	Correct	1 ms	1620 KB	Output is correct
5	Correct	1 ms	1620 KB	Output is correct
6	Correct	1 ms	1620 KB	Output is correct
7	Correct	2 ms	1620 KB	Output is correct
8	Correct	2 ms	1620 KB	Output is correct
9	Correct	1 ms	1724 KB	Output is correct
10	Correct	2 ms	1724 KB	Output is correct
11	Correct	2 ms	1748 KB	Output is correct
12	Correct	2 ms	1724 KB	Output is correct
13	Correct	2 ms	1748 KB	Output is correct
14	Correct	3 ms	1956 KB	Output is correct
15	Correct	3 ms	1876 KB	Output is correct
16	Correct	2 ms	1724 KB	Output is correct
17	Correct	3 ms	2004 KB	Output is correct
18	Correct	2 ms	1876 KB	Output is correct
19	Correct	2 ms	1860 KB	Output is correct
20	Correct	3 ms	1876 KB	Output is correct
21	Correct	2 ms	1748 KB	Output is correct
22	Correct	2 ms	1876 KB	Output is correct
23	Correct	2 ms	1876 KB	Output is correct
24	Correct	3 ms	2004 KB	Output is correct
25	Correct	2 ms	1876 KB	Output is correct
26	Correct	2 ms	1876 KB	Output is correct
27	Correct	2 ms	1860 KB	Output is correct
28	Correct	2 ms	2124 KB	Output is correct
29	Correct	4 ms	2516 KB	Output is correct
30	Correct	2 ms	2004 KB	Output is correct
31	Correct	3 ms	2132 KB	Output is correct
32	Correct	3 ms	2132 KB	Output is correct
33	Correct	7 ms	3284 KB	Output is correct
34	Correct	5 ms	3400 KB	Output is correct
35	Correct	17 ms	4040 KB	Output is correct
36	Correct	4 ms	2092 KB	Output is correct
37	Correct	17 ms	4712 KB	Output is correct
38	Correct	19 ms	4988 KB	Output is correct
39	Correct	20 ms	5076 KB	Output is correct
40	Correct	20 ms	4984 KB	Output is correct
41	Correct	22 ms	5204 KB	Output is correct
42	Correct	9 ms	2004 KB	Output is correct
43	Correct	7 ms	2000 KB	Output is correct
44	Correct	5 ms	2132 KB	Output is correct
45	Correct	20 ms	7512 KB	Output is correct
46	Correct	20 ms	7496 KB	Output is correct
47	Correct	37 ms	12052 KB	Output is correct
48	Correct	17 ms	5932 KB	Output is correct
49	Correct	12 ms	4948 KB	Output is correct
50	Correct	11 ms	4728 KB	Output is correct
51	Correct	29 ms	7368 KB	Output is correct
52	Correct	30 ms	7884 KB	Output is correct
53	Correct	19 ms	5200 KB	Output is correct
54	Correct	4 ms	3004 KB	Output is correct
55	Correct	4 ms	3408 KB	Output is correct
56	Correct	16 ms	4952 KB	Output is correct
57	Correct	14 ms	11348 KB	Output is correct
58	Correct	8 ms	3660 KB	Output is correct
59	Correct	9 ms	4048 KB	Output is correct
60	Correct	10 ms	4676 KB	Output is correct
61	Correct	9 ms	4000 KB	Output is correct
62	Correct	21 ms	9168 KB	Output is correct
63	Correct	64 ms	26252 KB	Output is correct
64	Correct	68 ms	29632 KB	Output is correct
65	Correct	103 ms	39100 KB	Output is correct
66	Correct	175 ms	67288 KB	Output is correct
67	Correct	126 ms	66908 KB	Output is correct

답안 #757774

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