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답안 #573872

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
573872 2022-06-07T11:06:56 Z MohamedFaresNebili 꿈 (IOI13_dreaming) C++14
47 / 100
 1000 ms 14900 KB 
#include <bits/stdc++.h>
#pragma GCC optimize ("Ofast")
#pragma GCC target ("avx2")
#include "dreaming.h"

        using namespace std;

        using ll = long long;
        using ii = pair<ll, ll>;
        using vi = vector<int>;

        #define pb push_back
        #define pp pop_back
        #define ff first
        #define ss second
        #define lb lower_bound

        int res, par[100001], E[100001], D[100001];
        vector<ii> adj[100001];
        vector<int> S;
        bool vis[100001];
        int findSet(int v) {
            if(par[v] == v) return v;
            return par[v] = findSet(par[v]);
        }
        void unionSet(int u, int v, int L) {
            u = findSet(u); v = findSet(v);
            if(u == v) return;
            if(max(E[u], E[v] + L) > max(E[v], E[u] + L)) swap(u, v);
            res = max(res, E[u] + E[v] + L);
            E[u] = max(E[u], E[v] + L);
            par[v] = u;
        }
        void dfs(int v, int p, int dep) {
            D[v] = dep; S.pb(v);
            for(auto u : adj[v]) {
                if(u.ff == p) continue;
                dfs(u.ff, v, dep + u.ss);
            }
        }
        void dfs(int v, int p, int dep, vector<int>& d) {
            d[v] = dep;
            for(auto u : adj[v]) {
                if(u.ff == p) continue;
                dfs(u.ff, v, dep + u.ss, d);
            }
        }

        int travelTime(int N, int M, int L, int A[], int B[], int T[]) {
            for(int l = 0; l < N; l++) par[l] = l;
            for(int l = 0; l < M; l++) {
                int U = A[l], V = B[l], W = T[l];
                adj[U].pb({V, W}), adj[V].pb({U, W});
            }
            for(int l = 0; l < N; l++) {
                if(vis[l]) continue;
                dfs(l, l, 0);
                int p = l;
                for(auto u : S) {
                    if(D[u] <= D[p]) continue;
                    p = u;
                }
                vector<int> D1(N + 1, 0);
                dfs(p, p, 0, D1); int to = p;
                for(auto u : S) {
                    if(D1[u] <= D1[to]) continue;
                    to = u; res = max(res, D1[u]);
                }
                vector<int> D2(N + 1, 0); dfs(to, to, 0, D2);
                int med = p, curr = 1e9 + 7;
                for(auto u : S) {
                    if(D1[u] + D2[u] == D1[to]) {
                        if(max(D1[u], D2[u]) < curr)
                            med = u, curr = max(D1[u], D2[u]);
                    }
                }
                for(auto u : S) par[u] = med, vis[u] = 1;
                E[med] = curr; S.clear();
            }
            for(int l = 1; l < N; l++)
                unionSet(l - 1, l, L);
            return res;
        }

Subtask #1
14.0 / 14.0

# 결과 실행 시간 메모리 Grader output
1 Correct 51 ms 12832 KB Output is correct
2 Correct 47 ms 12760 KB Output is correct
3 Correct 31 ms 9448 KB Output is correct
4 Correct 8 ms 4136 KB Output is correct
5 Correct 6 ms 3668 KB Output is correct
6 Correct 12 ms 5048 KB Output is correct
7 Correct 2 ms 2644 KB Output is correct
8 Correct 22 ms 6840 KB Output is correct
9 Correct 30 ms 8404 KB Output is correct
10 Correct 2 ms 2644 KB Output is correct
11 Correct 51 ms 10056 KB Output is correct
12 Correct 61 ms 11600 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 2 ms 2644 KB Output is correct
4 Correct 2 ms 2644 KB Output is correct
5 Correct 1 ms 2644 KB Output is correct
6 Correct 1 ms 2644 KB Output is correct
7 Correct 2 ms 2644 KB Output is correct
8 Correct 1 ms 2644 KB Output is correct
9 Correct 1 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 1 ms 2644 KB Output is correct
14 Correct 2 ms 2644 KB Output is correct
15 Correct 1 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 1 ms 2644 KB Output is correct
19 Correct 1 ms 2644 KB Output is correct
20 Correct 1 ms 2644 KB Output is correct
21 Correct 2 ms 2644 KB Output is correct
22 Correct 1 ms 2644 KB Output is correct
23 Correct 2 ms 2644 KB Output is correct
24 Correct 1 ms 2644 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 51 ms 12832 KB Output is correct
2 Correct 47 ms 12760 KB Output is correct
3 Correct 31 ms 9448 KB Output is correct
4 Correct 8 ms 4136 KB Output is correct
5 Correct 6 ms 3668 KB Output is correct
6 Correct 12 ms 5048 KB Output is correct
7 Correct 2 ms 2644 KB Output is correct
8 Correct 22 ms 6840 KB Output is correct
9 Correct 30 ms 8404 KB Output is correct
10 Correct 2 ms 2644 KB Output is correct
11 Correct 51 ms 10056 KB Output is correct
12 Correct 61 ms 11600 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 2 ms 2644 KB Output is correct
17 Correct 2 ms 2644 KB Output is correct
18 Correct 1 ms 2644 KB Output is correct
19 Correct 1 ms 2644 KB Output is correct
20 Correct 2 ms 2644 KB Output is correct
21 Correct 1 ms 2644 KB Output is correct
22 Correct 1 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 1 ms 2644 KB Output is correct
27 Correct 2 ms 2644 KB Output is correct
28 Correct 1 ms 2644 KB Output is correct
29 Correct 1 ms 2644 KB Output is correct
30 Correct 2 ms 2644 KB Output is correct
31 Correct 1 ms 2644 KB Output is correct
32 Correct 1 ms 2644 KB Output is correct
33 Correct 1 ms 2644 KB Output is correct
34 Correct 2 ms 2644 KB Output is correct
35 Correct 1 ms 2644 KB Output is correct
36 Correct 2 ms 2644 KB Output is correct
37 Correct 1 ms 2644 KB Output is correct
38 Correct 2 ms 2644 KB Output is correct
39 Correct 43 ms 12868 KB Output is correct
40 Correct 56 ms 12848 KB Output is correct
41 Correct 28 ms 9508 KB Output is correct
42 Correct 7 ms 4180 KB Output is correct
43 Correct 1 ms 2644 KB Output is correct
44 Correct 1 ms 2644 KB Output is correct
45 Correct 1 ms 2644 KB Output is correct
46 Correct 1 ms 2644 KB Output is correct
47 Correct 1 ms 2644 KB Output is correct
48 Correct 1 ms 2644 KB Output is correct
49 Correct 1 ms 2644 KB Output is correct
50 Correct 1 ms 2644 KB Output is correct
51 Correct 2 ms 2644 KB Output is correct
52 Correct 2 ms 2644 KB Output is correct
53 Correct 1 ms 2644 KB Output is correct
54 Correct 1 ms 2644 KB Output is correct
55 Correct 1 ms 2644 KB Output is correct
56 Correct 2 ms 2644 KB Output is correct
57 Correct 96 ms 11784 KB Output is correct
58 Correct 73 ms 11704 KB Output is correct
59 Correct 72 ms 11460 KB Output is correct
60 Correct 69 ms 11344 KB Output is correct
61 Correct 84 ms 11312 KB Output is correct
62 Correct 69 ms 11144 KB Output is correct
63 Correct 58 ms 11060 KB Output is correct
64 Correct 60 ms 11076 KB Output is correct
65 Correct 60 ms 11076 KB Output is correct
66 Correct 62 ms 11052 KB Output is correct
67 Correct 69 ms 11500 KB Output is correct
68 Correct 80 ms 11464 KB Output is correct
69 Correct 90 ms 11296 KB Output is correct
70 Correct 85 ms 11316 KB Output is correct
71 Correct 1 ms 2644 KB Output is correct
72 Correct 3 ms 2900 KB Output is correct
73 Correct 3 ms 2900 KB Output is correct
74 Correct 3 ms 2900 KB Output is correct
75 Correct 3 ms 2900 KB Output is correct
76 Correct 3 ms 2900 KB Output is correct
77 Correct 3 ms 2900 KB Output is correct
78 Correct 3 ms 2912 KB Output is correct
79 Correct 4 ms 2900 KB Output is correct
80 Correct 81 ms 11292 KB Output is correct
81 Correct 84 ms 11464 KB Output is correct
82 Correct 63 ms 11300 KB Output is correct
83 Correct 68 ms 11300 KB Output is correct
84 Correct 2 ms 2900 KB Output is correct
85 Correct 2 ms 2772 KB Output is correct
86 Correct 2 ms 2900 KB Output is correct
87 Correct 2 ms 2900 KB Output is correct
88 Correct 3 ms 2900 KB Output is correct
89 Correct 3 ms 2900 KB Output is correct
90 Correct 2 ms 2800 KB Output is correct
91 Correct 3 ms 2900 KB Output is correct
92 Correct 3 ms 2900 KB Output is correct
93 Correct 2 ms 2900 KB Output is correct
94 Correct 1 ms 2644 KB Output is correct
95 Correct 1 ms 2644 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 2644 KB Output is correct
99 Correct 1 ms 2644 KB Output is correct
100 Correct 1 ms 2644 KB Output is correct
101 Correct 2 ms 2644 KB Output is correct
102 Correct 2 ms 2644 KB Output is correct
103 Correct 1 ms 2644 KB Output is correct
104 Correct 6 ms 3668 KB Output is correct
105 Correct 12 ms 5048 KB Output is correct
106 Correct 1 ms 2644 KB Output is correct
107 Correct 22 ms 6892 KB Output is correct
108 Correct 29 ms 8452 KB Output is correct
109 Correct 1 ms 2644 KB Output is correct
110 Correct 46 ms 10088 KB Output is correct
111 Correct 57 ms 11596 KB Output is correct
112 Correct 2 ms 2772 KB Output is correct
113 Correct 85 ms 14900 KB Output is correct

Subtask #4
0 / 18.0

# 결과 실행 시간 메모리 Grader output
1 Execution timed out 1079 ms 7868 KB Time limit exceeded
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 2 ms 2644 KB Output is correct
4 Correct 2 ms 2644 KB Output is correct
5 Correct 1 ms 2644 KB Output is correct
6 Correct 1 ms 2644 KB Output is correct
7 Correct 2 ms 2644 KB Output is correct
8 Correct 1 ms 2644 KB Output is correct
9 Correct 1 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 1 ms 2644 KB Output is correct
14 Correct 2 ms 2644 KB Output is correct
15 Correct 1 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 1 ms 2644 KB Output is correct
19 Correct 1 ms 2644 KB Output is correct
20 Correct 1 ms 2644 KB Output is correct
21 Correct 2 ms 2644 KB Output is correct
22 Correct 1 ms 2644 KB Output is correct
23 Correct 2 ms 2644 KB Output is correct
24 Correct 1 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 2772 KB Output is correct
28 Correct 3 ms 2900 KB Output is correct
29 Correct 2 ms 2644 KB Output is correct
30 Correct 2 ms 2772 KB Output is correct
31 Correct 3 ms 2900 KB Output is correct
32 Correct 2 ms 2644 KB Output is correct
33 Incorrect 2 ms 2772 KB Output isn't correct
34 Halted 0 ms 0 KB -

Subtask #6
0 / 23.0

# 결과 실행 시간 메모리 Grader output
1 Correct 51 ms 12832 KB Output is correct
2 Correct 47 ms 12760 KB Output is correct
3 Correct 31 ms 9448 KB Output is correct
4 Correct 8 ms 4136 KB Output is correct
5 Correct 6 ms 3668 KB Output is correct
6 Correct 12 ms 5048 KB Output is correct
7 Correct 2 ms 2644 KB Output is correct
8 Correct 22 ms 6840 KB Output is correct
9 Correct 30 ms 8404 KB Output is correct
10 Correct 2 ms 2644 KB Output is correct
11 Correct 51 ms 10056 KB Output is correct
12 Correct 61 ms 11600 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 2 ms 2644 KB Output is correct
17 Correct 2 ms 2644 KB Output is correct
18 Correct 1 ms 2644 KB Output is correct
19 Correct 1 ms 2644 KB Output is correct
20 Correct 2 ms 2644 KB Output is correct
21 Correct 1 ms 2644 KB Output is correct
22 Correct 1 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 1 ms 2644 KB Output is correct
27 Correct 2 ms 2644 KB Output is correct
28 Correct 1 ms 2644 KB Output is correct
29 Correct 1 ms 2644 KB Output is correct
30 Correct 2 ms 2644 KB Output is correct
31 Correct 1 ms 2644 KB Output is correct
32 Correct 1 ms 2644 KB Output is correct
33 Correct 1 ms 2644 KB Output is correct
34 Correct 2 ms 2644 KB Output is correct
35 Correct 1 ms 2644 KB Output is correct
36 Correct 2 ms 2644 KB Output is correct
37 Correct 1 ms 2644 KB Output is correct
38 Correct 2 ms 2644 KB Output is correct
39 Correct 43 ms 12868 KB Output is correct
40 Correct 56 ms 12848 KB Output is correct
41 Correct 28 ms 9508 KB Output is correct
42 Correct 7 ms 4180 KB Output is correct
43 Correct 1 ms 2644 KB Output is correct
44 Correct 1 ms 2644 KB Output is correct
45 Correct 1 ms 2644 KB Output is correct
46 Correct 1 ms 2644 KB Output is correct
47 Correct 1 ms 2644 KB Output is correct
48 Correct 1 ms 2644 KB Output is correct
49 Correct 1 ms 2644 KB Output is correct
50 Correct 1 ms 2644 KB Output is correct
51 Correct 2 ms 2644 KB Output is correct
52 Correct 2 ms 2644 KB Output is correct
53 Correct 1 ms 2644 KB Output is correct
54 Correct 1 ms 2644 KB Output is correct
55 Correct 1 ms 2644 KB Output is correct
56 Correct 2 ms 2644 KB Output is correct
57 Correct 96 ms 11784 KB Output is correct
58 Correct 73 ms 11704 KB Output is correct
59 Correct 72 ms 11460 KB Output is correct
60 Correct 69 ms 11344 KB Output is correct
61 Correct 84 ms 11312 KB Output is correct
62 Correct 69 ms 11144 KB Output is correct
63 Correct 58 ms 11060 KB Output is correct
64 Correct 60 ms 11076 KB Output is correct
65 Correct 60 ms 11076 KB Output is correct
66 Correct 62 ms 11052 KB Output is correct
67 Correct 69 ms 11500 KB Output is correct
68 Correct 80 ms 11464 KB Output is correct
69 Correct 90 ms 11296 KB Output is correct
70 Correct 85 ms 11316 KB Output is correct
71 Correct 1 ms 2644 KB Output is correct
72 Correct 3 ms 2900 KB Output is correct
73 Correct 3 ms 2900 KB Output is correct
74 Correct 3 ms 2900 KB Output is correct
75 Correct 3 ms 2900 KB Output is correct
76 Correct 3 ms 2900 KB Output is correct
77 Correct 3 ms 2900 KB Output is correct
78 Correct 3 ms 2912 KB Output is correct
79 Correct 4 ms 2900 KB Output is correct
80 Correct 81 ms 11292 KB Output is correct
81 Correct 84 ms 11464 KB Output is correct
82 Correct 63 ms 11300 KB Output is correct
83 Correct 68 ms 11300 KB Output is correct
84 Correct 2 ms 2900 KB Output is correct
85 Correct 2 ms 2772 KB Output is correct
86 Correct 2 ms 2900 KB Output is correct
87 Correct 2 ms 2900 KB Output is correct
88 Correct 3 ms 2900 KB Output is correct
89 Correct 3 ms 2900 KB Output is correct
90 Correct 2 ms 2800 KB Output is correct
91 Correct 3 ms 2900 KB Output is correct
92 Correct 3 ms 2900 KB Output is correct
93 Correct 2 ms 2900 KB Output is correct
94 Correct 1 ms 2644 KB Output is correct
95 Correct 1 ms 2644 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 2644 KB Output is correct
99 Correct 1 ms 2644 KB Output is correct
100 Correct 1 ms 2644 KB Output is correct
101 Correct 2 ms 2644 KB Output is correct
102 Correct 2 ms 2644 KB Output is correct
103 Correct 1 ms 2644 KB Output is correct
104 Correct 6 ms 3668 KB Output is correct
105 Correct 12 ms 5048 KB Output is correct
106 Correct 1 ms 2644 KB Output is correct
107 Correct 22 ms 6892 KB Output is correct
108 Correct 29 ms 8452 KB Output is correct
109 Correct 1 ms 2644 KB Output is correct
110 Correct 46 ms 10088 KB Output is correct
111 Correct 57 ms 11596 KB Output is correct
112 Correct 2 ms 2772 KB Output is correct
113 Correct 85 ms 14900 KB Output is correct
114 Execution timed out 1079 ms 7868 KB Time limit exceeded
115 Halted 0 ms 0 KB -