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답안 #728382

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
728382 2023-04-22T10:12:18 Z NeroZein 꿈 (IOI13_dreaming) C++17
47 / 100
 81 ms 24424 KB 
#include "dreaming.h"
#include <bits/stdc++.h>
 
using namespace std; 
 
const int NN = 100005;
 
int a[NN], b[NN], t[NN];
vector<pair<int, int>> g[NN]; 
int vis[NN]; 
int mx[NN], mx2[NN]; 
int far[NN];
 
int travelTime(int N, int M, int L, int A[], int B[], int T[]) {
  int n, m, l;
  n = N, m = M, l = L; 
  for (int i = 0; i < m; ++i) {
    a[i] = A[i];
    b[i] = B[i];
    t[i] = T[i];
  }
  for (int i = 0; i < m; ++i) { 
    g[a[i]].emplace_back(b[i], t[i]);
    g[b[i]].emplace_back(a[i], t[i]); 
  }
  int ncc = 0; 
  vector<int> d(n + 1); 
  function<void(int, int)> Dfs = [&](int v, int p) {
    vis[v] = ncc; 
    for (auto [u, w] : g[v]) {
      if (u != p) {
        Dfs(u, v); 
        mx2[v] = max(mx2[v], mx[u] + w); 
        if (mx2[v] > mx[v]) {
          swap(mx2[v], mx[v]); 
        }
      }
    }
    d[ncc] = max(d[ncc], mx[v] + mx2[v]); 
  };
  vector<int> mn(n + 1, 1e9); 
  function<void(int, int, int)> Dfs2 = [&](int v, int p, int up) {
    far[v] = max(mx[v], up); 
    mn[ncc] = min(mn[ncc], far[v]); 
    for (auto [u, w] : g[v]) {
      if (u == p) continue; 
      int nup = max(up, mx[v] == mx[u] + w ? mx2[v] : mx[v]) + w; 
      Dfs2(u, v, nup); 
    }
  };
  for (int i = 0; i < n; ++i) {
    if (!vis[i]) {
      //cout << " I: " << i << '\n'; 
      ncc++; 
      Dfs(i, i); 
      Dfs2(i, i, 0); 
    }
  }
  int ans = max({d[1], d[2], l + mn[1] + mn[2]});
  return ans; 
}

Subtask #1
14.0 / 14.0

# 결과 실행 시간 메모리 Grader output
1 Correct 49 ms 16148 KB Output is correct
2 Correct 58 ms 15584 KB Output is correct
3 Correct 34 ms 13772 KB Output is correct
4 Correct 7 ms 4560 KB Output is correct
5 Correct 6 ms 3796 KB Output is correct
6 Correct 12 ms 5588 KB Output is correct
7 Correct 2 ms 2644 KB Output is correct
8 Correct 25 ms 8780 KB Output is correct
9 Correct 30 ms 12176 KB Output is correct
10 Correct 2 ms 2772 KB Output is correct
11 Correct 44 ms 13372 KB Output is correct
12 Correct 50 ms 15192 KB Output is correct
13 Correct 2 ms 2772 KB Output is correct

Subtask #2
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 2644 KB Output is correct
2 Correct 2 ms 2644 KB Output is correct
3 Correct 1 ms 2644 KB Output is correct
4 Correct 2 ms 2644 KB Output is correct
5 Correct 2 ms 2644 KB Output is correct
6 Correct 2 ms 2644 KB Output is correct
7 Correct 2 ms 2644 KB Output is correct
8 Correct 2 ms 2644 KB Output is correct
9 Correct 3 ms 2644 KB Output is correct
10 Correct 2 ms 2644 KB Output is correct
11 Correct 2 ms 2644 KB Output is correct
12 Correct 2 ms 2644 KB Output is correct
13 Correct 2 ms 2644 KB Output is correct
14 Correct 2 ms 2664 KB Output is correct
15 Correct 1 ms 2644 KB Output is correct
16 Correct 2 ms 2644 KB Output is correct
17 Correct 2 ms 2644 KB Output is correct
18 Correct 2 ms 2660 KB Output is correct
19 Correct 2 ms 2644 KB Output is correct
20 Correct 2 ms 2644 KB Output is correct
21 Correct 2 ms 2660 KB Output is correct
22 Correct 3 ms 2644 KB Output is correct
23 Correct 2 ms 2644 KB Output is correct
24 Correct 2 ms 2664 KB Output is correct
25 Correct 2 ms 2644 KB Output is correct

Subtask #3
23.0 / 23.0

# 결과 실행 시간 메모리 Grader output
1 Correct 49 ms 16148 KB Output is correct
2 Correct 58 ms 15584 KB Output is correct
3 Correct 34 ms 13772 KB Output is correct
4 Correct 7 ms 4560 KB Output is correct
5 Correct 6 ms 3796 KB Output is correct
6 Correct 12 ms 5588 KB Output is correct
7 Correct 2 ms 2644 KB Output is correct
8 Correct 25 ms 8780 KB Output is correct
9 Correct 30 ms 12176 KB Output is correct
10 Correct 2 ms 2772 KB Output is correct
11 Correct 44 ms 13372 KB Output is correct
12 Correct 50 ms 15192 KB Output is correct
13 Correct 2 ms 2772 KB Output is correct
14 Correct 2 ms 2644 KB Output is correct
15 Correct 2 ms 2644 KB Output is correct
16 Correct 1 ms 2644 KB Output is correct
17 Correct 2 ms 2644 KB Output is correct
18 Correct 2 ms 2644 KB Output is correct
19 Correct 2 ms 2644 KB Output is correct
20 Correct 2 ms 2644 KB Output is correct
21 Correct 2 ms 2644 KB Output is correct
22 Correct 3 ms 2644 KB Output is correct
23 Correct 2 ms 2644 KB Output is correct
24 Correct 2 ms 2644 KB Output is correct
25 Correct 2 ms 2644 KB Output is correct
26 Correct 2 ms 2644 KB Output is correct
27 Correct 2 ms 2664 KB Output is correct
28 Correct 1 ms 2644 KB Output is correct
29 Correct 2 ms 2644 KB Output is correct
30 Correct 2 ms 2644 KB Output is correct
31 Correct 2 ms 2660 KB Output is correct
32 Correct 2 ms 2644 KB Output is correct
33 Correct 2 ms 2644 KB Output is correct
34 Correct 2 ms 2660 KB Output is correct
35 Correct 3 ms 2644 KB Output is correct
36 Correct 2 ms 2644 KB Output is correct
37 Correct 2 ms 2664 KB Output is correct
38 Correct 2 ms 2644 KB Output is correct
39 Correct 58 ms 17352 KB Output is correct
40 Correct 49 ms 16808 KB Output is correct
41 Correct 32 ms 14632 KB Output is correct
42 Correct 8 ms 4840 KB Output is correct
43 Correct 2 ms 2644 KB Output is correct
44 Correct 2 ms 2644 KB Output is correct
45 Correct 2 ms 2644 KB Output is correct
46 Correct 2 ms 2644 KB Output is correct
47 Correct 2 ms 2644 KB Output is correct
48 Correct 2 ms 2660 KB Output is correct
49 Correct 2 ms 2664 KB Output is correct
50 Correct 2 ms 2772 KB Output is correct
51 Correct 2 ms 2668 KB Output is correct
52 Correct 2 ms 2644 KB Output is correct
53 Correct 2 ms 2768 KB Output is correct
54 Correct 2 ms 2644 KB Output is correct
55 Correct 2 ms 2644 KB Output is correct
56 Correct 2 ms 2644 KB Output is correct
57 Correct 68 ms 12680 KB Output is correct
58 Correct 73 ms 12668 KB Output is correct
59 Correct 71 ms 12576 KB Output is correct
60 Correct 76 ms 12608 KB Output is correct
61 Correct 57 ms 12708 KB Output is correct
62 Correct 60 ms 12652 KB Output is correct
63 Correct 56 ms 12344 KB Output is correct
64 Correct 72 ms 12256 KB Output is correct
65 Correct 63 ms 12564 KB Output is correct
66 Correct 58 ms 12620 KB Output is correct
67 Correct 71 ms 12708 KB Output is correct
68 Correct 62 ms 12632 KB Output is correct
69 Correct 67 ms 12940 KB Output is correct
70 Correct 62 ms 12956 KB Output is correct
71 Correct 2 ms 2644 KB Output is correct
72 Correct 4 ms 2900 KB Output is correct
73 Correct 3 ms 2900 KB Output is correct
74 Correct 3 ms 2932 KB Output is correct
75 Correct 3 ms 2900 KB Output is correct
76 Correct 3 ms 2932 KB Output is correct
77 Correct 3 ms 3028 KB Output is correct
78 Correct 3 ms 2972 KB Output is correct
79 Correct 4 ms 2900 KB Output is correct
80 Correct 81 ms 12628 KB Output is correct
81 Correct 75 ms 12528 KB Output is correct
82 Correct 70 ms 12640 KB Output is correct
83 Correct 62 ms 12692 KB Output is correct
84 Correct 3 ms 2932 KB Output is correct
85 Correct 3 ms 2804 KB Output is correct
86 Correct 3 ms 2900 KB Output is correct
87 Correct 4 ms 2900 KB Output is correct
88 Correct 4 ms 2900 KB Output is correct
89 Correct 5 ms 2840 KB Output is correct
90 Correct 3 ms 2900 KB Output is correct
91 Correct 3 ms 2928 KB Output is correct
92 Correct 3 ms 2900 KB Output is correct
93 Correct 3 ms 2900 KB Output is correct
94 Correct 2 ms 2644 KB Output is correct
95 Correct 2 ms 2664 KB Output is correct
96 Correct 2 ms 2644 KB Output is correct
97 Correct 2 ms 2644 KB Output is correct
98 Correct 1 ms 2772 KB Output is correct
99 Correct 2 ms 2644 KB Output is correct
100 Correct 2 ms 2644 KB Output is correct
101 Correct 2 ms 2784 KB Output is correct
102 Correct 2 ms 2696 KB Output is correct
103 Correct 2 ms 2644 KB Output is correct
104 Correct 10 ms 3916 KB Output is correct
105 Correct 14 ms 5864 KB Output is correct
106 Correct 3 ms 2664 KB Output is correct
107 Correct 23 ms 8740 KB Output is correct
108 Correct 29 ms 12112 KB Output is correct
109 Correct 2 ms 2772 KB Output is correct
110 Correct 41 ms 13352 KB Output is correct
111 Correct 60 ms 15316 KB Output is correct
112 Correct 2 ms 2772 KB Output is correct
113 Correct 78 ms 24424 KB Output is correct

Subtask #4
0 / 18.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 18 ms 7540 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #5
0 / 12.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 2644 KB Output is correct
2 Correct 2 ms 2644 KB Output is correct
3 Correct 1 ms 2644 KB Output is correct
4 Correct 2 ms 2644 KB Output is correct
5 Correct 2 ms 2644 KB Output is correct
6 Correct 2 ms 2644 KB Output is correct
7 Correct 2 ms 2644 KB Output is correct
8 Correct 2 ms 2644 KB Output is correct
9 Correct 3 ms 2644 KB Output is correct
10 Correct 2 ms 2644 KB Output is correct
11 Correct 2 ms 2644 KB Output is correct
12 Correct 2 ms 2644 KB Output is correct
13 Correct 2 ms 2644 KB Output is correct
14 Correct 2 ms 2664 KB Output is correct
15 Correct 1 ms 2644 KB Output is correct
16 Correct 2 ms 2644 KB Output is correct
17 Correct 2 ms 2644 KB Output is correct
18 Correct 2 ms 2660 KB Output is correct
19 Correct 2 ms 2644 KB Output is correct
20 Correct 2 ms 2644 KB Output is correct
21 Correct 2 ms 2660 KB Output is correct
22 Correct 3 ms 2644 KB Output is correct
23 Correct 2 ms 2644 KB Output is correct
24 Correct 2 ms 2664 KB Output is correct
25 Correct 2 ms 2644 KB Output is correct
26 Incorrect 2 ms 2772 KB Output isn't correct
27 Halted 0 ms 0 KB -

Subtask #6
0 / 23.0

# 결과 실행 시간 메모리 Grader output
1 Correct 49 ms 16148 KB Output is correct
2 Correct 58 ms 15584 KB Output is correct
3 Correct 34 ms 13772 KB Output is correct
4 Correct 7 ms 4560 KB Output is correct
5 Correct 6 ms 3796 KB Output is correct
6 Correct 12 ms 5588 KB Output is correct
7 Correct 2 ms 2644 KB Output is correct
8 Correct 25 ms 8780 KB Output is correct
9 Correct 30 ms 12176 KB Output is correct
10 Correct 2 ms 2772 KB Output is correct
11 Correct 44 ms 13372 KB Output is correct
12 Correct 50 ms 15192 KB Output is correct
13 Correct 2 ms 2772 KB Output is correct
14 Correct 2 ms 2644 KB Output is correct
15 Correct 2 ms 2644 KB Output is correct
16 Correct 1 ms 2644 KB Output is correct
17 Correct 2 ms 2644 KB Output is correct
18 Correct 2 ms 2644 KB Output is correct
19 Correct 2 ms 2644 KB Output is correct
20 Correct 2 ms 2644 KB Output is correct
21 Correct 2 ms 2644 KB Output is correct
22 Correct 3 ms 2644 KB Output is correct
23 Correct 2 ms 2644 KB Output is correct
24 Correct 2 ms 2644 KB Output is correct
25 Correct 2 ms 2644 KB Output is correct
26 Correct 2 ms 2644 KB Output is correct
27 Correct 2 ms 2664 KB Output is correct
28 Correct 1 ms 2644 KB Output is correct
29 Correct 2 ms 2644 KB Output is correct
30 Correct 2 ms 2644 KB Output is correct
31 Correct 2 ms 2660 KB Output is correct
32 Correct 2 ms 2644 KB Output is correct
33 Correct 2 ms 2644 KB Output is correct
34 Correct 2 ms 2660 KB Output is correct
35 Correct 3 ms 2644 KB Output is correct
36 Correct 2 ms 2644 KB Output is correct
37 Correct 2 ms 2664 KB Output is correct
38 Correct 2 ms 2644 KB Output is correct
39 Correct 58 ms 17352 KB Output is correct
40 Correct 49 ms 16808 KB Output is correct
41 Correct 32 ms 14632 KB Output is correct
42 Correct 8 ms 4840 KB Output is correct
43 Correct 2 ms 2644 KB Output is correct
44 Correct 2 ms 2644 KB Output is correct
45 Correct 2 ms 2644 KB Output is correct
46 Correct 2 ms 2644 KB Output is correct
47 Correct 2 ms 2644 KB Output is correct
48 Correct 2 ms 2660 KB Output is correct
49 Correct 2 ms 2664 KB Output is correct
50 Correct 2 ms 2772 KB Output is correct
51 Correct 2 ms 2668 KB Output is correct
52 Correct 2 ms 2644 KB Output is correct
53 Correct 2 ms 2768 KB Output is correct
54 Correct 2 ms 2644 KB Output is correct
55 Correct 2 ms 2644 KB Output is correct
56 Correct 2 ms 2644 KB Output is correct
57 Correct 68 ms 12680 KB Output is correct
58 Correct 73 ms 12668 KB Output is correct
59 Correct 71 ms 12576 KB Output is correct
60 Correct 76 ms 12608 KB Output is correct
61 Correct 57 ms 12708 KB Output is correct
62 Correct 60 ms 12652 KB Output is correct
63 Correct 56 ms 12344 KB Output is correct
64 Correct 72 ms 12256 KB Output is correct
65 Correct 63 ms 12564 KB Output is correct
66 Correct 58 ms 12620 KB Output is correct
67 Correct 71 ms 12708 KB Output is correct
68 Correct 62 ms 12632 KB Output is correct
69 Correct 67 ms 12940 KB Output is correct
70 Correct 62 ms 12956 KB Output is correct
71 Correct 2 ms 2644 KB Output is correct
72 Correct 4 ms 2900 KB Output is correct
73 Correct 3 ms 2900 KB Output is correct
74 Correct 3 ms 2932 KB Output is correct
75 Correct 3 ms 2900 KB Output is correct
76 Correct 3 ms 2932 KB Output is correct
77 Correct 3 ms 3028 KB Output is correct
78 Correct 3 ms 2972 KB Output is correct
79 Correct 4 ms 2900 KB Output is correct
80 Correct 81 ms 12628 KB Output is correct
81 Correct 75 ms 12528 KB Output is correct
82 Correct 70 ms 12640 KB Output is correct
83 Correct 62 ms 12692 KB Output is correct
84 Correct 3 ms 2932 KB Output is correct
85 Correct 3 ms 2804 KB Output is correct
86 Correct 3 ms 2900 KB Output is correct
87 Correct 4 ms 2900 KB Output is correct
88 Correct 4 ms 2900 KB Output is correct
89 Correct 5 ms 2840 KB Output is correct
90 Correct 3 ms 2900 KB Output is correct
91 Correct 3 ms 2928 KB Output is correct
92 Correct 3 ms 2900 KB Output is correct
93 Correct 3 ms 2900 KB Output is correct
94 Correct 2 ms 2644 KB Output is correct
95 Correct 2 ms 2664 KB Output is correct
96 Correct 2 ms 2644 KB Output is correct
97 Correct 2 ms 2644 KB Output is correct
98 Correct 1 ms 2772 KB Output is correct
99 Correct 2 ms 2644 KB Output is correct
100 Correct 2 ms 2644 KB Output is correct
101 Correct 2 ms 2784 KB Output is correct
102 Correct 2 ms 2696 KB Output is correct
103 Correct 2 ms 2644 KB Output is correct
104 Correct 10 ms 3916 KB Output is correct
105 Correct 14 ms 5864 KB Output is correct
106 Correct 3 ms 2664 KB Output is correct
107 Correct 23 ms 8740 KB Output is correct
108 Correct 29 ms 12112 KB Output is correct
109 Correct 2 ms 2772 KB Output is correct
110 Correct 41 ms 13352 KB Output is correct
111 Correct 60 ms 15316 KB Output is correct
112 Correct 2 ms 2772 KB Output is correct
113 Correct 78 ms 24424 KB Output is correct
114 Incorrect 18 ms 7540 KB Output isn't correct
115 Halted 0 ms 0 KB -