oj.uz

답안 #787950

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
787950 2023-07-19T15:08:12 Z floralfield Jakarta Skyscrapers (APIO15_skyscraper) C++17
100 / 100
 625 ms 5836 KB 
#include <bits/stdc++.h>
#define int long long
#define fi first
#define se second
#define keish ios_base::sync_with_stdio(0);cin.tie(0);cout.tie(0)
      
using namespace std;
const int mod = 1e9 + 7;

int n, m, b, p, st, ed;

signed main(){
      keish;
      cin >> n >> m;
      vector<vector<int>> e(n);
      for(int i = 0; i < m; i++){
            cin >> b >> p;
            e[b].push_back(p);
            if(i == 0) st = b;
            if(i == 1) ed = b;
      }

      vector<bool> vis(n);
      vector<int> dis(n, 1e18);
      priority_queue<pair<int, int>> pq; 

      dis[st] = 0;
      pq.push({0, st});
      
      while(!pq.empty()){
            auto [w, u] = pq.top(); pq.pop();
            w *= -1;

            if(u == ed){
                  cout << dis[u] << '\n';
                  return 0;
            }
            
            if(!vis[u]){
                  vis[u] = 1;

                  for(auto p : e[u]){
                        for(int i = 1; u + i * p < n; i++){
                              int v = u + i * p;
                              if(w + i < dis[v]){
                                    dis[v] = w + i;
                                    pq.push({-dis[v], v});
                              }
                        }

                        for(int i = 1; u - i * p >= 0; i++){
                              int v = u - i * p;
                              if(w + i < dis[v]){
                                    dis[v] = w + i;
                                    pq.push({-dis[v], v});
                              }
                        }
                  }
            }
      }

      cout << -1 << '\n';
}

Subtask #1
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct

Subtask #2
12.0 / 12.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 0 ms 212 KB Output is correct
10 Correct 0 ms 340 KB Output is correct
11 Correct 1 ms 340 KB Output is correct
12 Correct 1 ms 340 KB Output is correct
13 Correct 1 ms 340 KB Output is correct
14 Correct 1 ms 340 KB Output is correct
15 Correct 1 ms 340 KB Output is correct

Subtask #3
14.0 / 14.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 1 ms 268 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 1 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 0 ms 212 KB Output is correct
10 Correct 0 ms 340 KB Output is correct
11 Correct 1 ms 340 KB Output is correct
12 Correct 1 ms 340 KB Output is correct
13 Correct 1 ms 340 KB Output is correct
14 Correct 1 ms 340 KB Output is correct
15 Correct 1 ms 340 KB Output is correct
16 Correct 1 ms 340 KB Output is correct
17 Correct 1 ms 340 KB Output is correct
18 Correct 1 ms 340 KB Output is correct
19 Correct 0 ms 340 KB Output is correct
20 Correct 4 ms 468 KB Output is correct
21 Correct 1 ms 340 KB Output is correct
22 Correct 1 ms 340 KB Output is correct
23 Correct 1 ms 340 KB Output is correct
24 Correct 1 ms 468 KB Output is correct
25 Correct 1 ms 340 KB Output is correct
26 Correct 1 ms 340 KB Output is correct
27 Correct 1 ms 340 KB Output is correct
28 Correct 1 ms 340 KB Output is correct
29 Correct 1 ms 596 KB Output is correct
30 Correct 1 ms 520 KB Output is correct
31 Correct 2 ms 592 KB Output is correct
32 Correct 1 ms 596 KB Output is correct
33 Correct 1 ms 596 KB Output is correct
34 Correct 1 ms 724 KB Output is correct

Subtask #4
21.0 / 21.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 1 ms 212 KB Output is correct
9 Correct 1 ms 212 KB Output is correct
10 Correct 0 ms 340 KB Output is correct
11 Correct 1 ms 340 KB Output is correct
12 Correct 1 ms 340 KB Output is correct
13 Correct 1 ms 340 KB Output is correct
14 Correct 1 ms 340 KB Output is correct
15 Correct 1 ms 340 KB Output is correct
16 Correct 1 ms 340 KB Output is correct
17 Correct 1 ms 340 KB Output is correct
18 Correct 1 ms 340 KB Output is correct
19 Correct 1 ms 340 KB Output is correct
20 Correct 3 ms 468 KB Output is correct
21 Correct 1 ms 340 KB Output is correct
22 Correct 0 ms 340 KB Output is correct
23 Correct 1 ms 376 KB Output is correct
24 Correct 1 ms 468 KB Output is correct
25 Correct 1 ms 340 KB Output is correct
26 Correct 1 ms 340 KB Output is correct
27 Correct 1 ms 340 KB Output is correct
28 Correct 1 ms 416 KB Output is correct
29 Correct 1 ms 596 KB Output is correct
30 Correct 1 ms 520 KB Output is correct
31 Correct 1 ms 596 KB Output is correct
32 Correct 1 ms 596 KB Output is correct
33 Correct 1 ms 596 KB Output is correct
34 Correct 1 ms 724 KB Output is correct
35 Correct 4 ms 724 KB Output is correct
36 Correct 1 ms 340 KB Output is correct
37 Correct 3 ms 852 KB Output is correct
38 Correct 5 ms 980 KB Output is correct
39 Correct 4 ms 788 KB Output is correct
40 Correct 5 ms 980 KB Output is correct
41 Correct 5 ms 980 KB Output is correct
42 Correct 6 ms 724 KB Output is correct
43 Correct 3 ms 724 KB Output is correct
44 Correct 46 ms 724 KB Output is correct
45 Correct 5 ms 980 KB Output is correct
46 Correct 5 ms 980 KB Output is correct

Subtask #5
43.0 / 43.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 1 ms 212 KB Output is correct
10 Correct 0 ms 340 KB Output is correct
11 Correct 1 ms 340 KB Output is correct
12 Correct 0 ms 340 KB Output is correct
13 Correct 1 ms 340 KB Output is correct
14 Correct 1 ms 340 KB Output is correct
15 Correct 1 ms 340 KB Output is correct
16 Correct 0 ms 212 KB Output is correct
17 Correct 1 ms 340 KB Output is correct
18 Correct 1 ms 340 KB Output is correct
19 Correct 1 ms 340 KB Output is correct
20 Correct 4 ms 468 KB Output is correct
21 Correct 1 ms 340 KB Output is correct
22 Correct 0 ms 340 KB Output is correct
23 Correct 1 ms 340 KB Output is correct
24 Correct 1 ms 468 KB Output is correct
25 Correct 1 ms 340 KB Output is correct
26 Correct 1 ms 340 KB Output is correct
27 Correct 1 ms 340 KB Output is correct
28 Correct 1 ms 340 KB Output is correct
29 Correct 1 ms 596 KB Output is correct
30 Correct 1 ms 468 KB Output is correct
31 Correct 1 ms 596 KB Output is correct
32 Correct 1 ms 596 KB Output is correct
33 Correct 2 ms 596 KB Output is correct
34 Correct 1 ms 724 KB Output is correct
35 Correct 4 ms 724 KB Output is correct
36 Correct 1 ms 340 KB Output is correct
37 Correct 4 ms 852 KB Output is correct
38 Correct 7 ms 936 KB Output is correct
39 Correct 5 ms 852 KB Output is correct
40 Correct 6 ms 980 KB Output is correct
41 Correct 7 ms 980 KB Output is correct
42 Correct 5 ms 764 KB Output is correct
43 Correct 9 ms 724 KB Output is correct
44 Correct 46 ms 728 KB Output is correct
45 Correct 5 ms 980 KB Output is correct
46 Correct 5 ms 980 KB Output is correct
47 Correct 6 ms 2252 KB Output is correct
48 Correct 4 ms 1492 KB Output is correct
49 Correct 4 ms 1492 KB Output is correct
50 Correct 3 ms 1532 KB Output is correct
51 Correct 13 ms 4044 KB Output is correct
52 Correct 12 ms 3052 KB Output is correct
53 Correct 6 ms 2264 KB Output is correct
54 Correct 2 ms 1620 KB Output is correct
55 Correct 2 ms 1620 KB Output is correct
56 Correct 625 ms 2776 KB Output is correct
57 Correct 3 ms 3528 KB Output is correct
58 Correct 566 ms 1880 KB Output is correct
59 Correct 6 ms 1860 KB Output is correct
60 Correct 7 ms 1880 KB Output is correct
61 Correct 6 ms 1900 KB Output is correct
62 Correct 8 ms 2152 KB Output is correct
63 Correct 19 ms 3816 KB Output is correct
64 Correct 18 ms 3792 KB Output is correct
65 Correct 20 ms 3912 KB Output is correct
66 Correct 28 ms 5796 KB Output is correct
67 Correct 21 ms 5836 KB Output is correct