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Submission #758924

# Submission time Handle Problem Language Result Execution time Memory
758924 2023-06-15T14:15:07 Z raysh07 Traffic (IOI10_traffic) C++17
25 / 100
 5000 ms 28728 KB 
#include "traffic.h"
#include <bits/stdc++.h>
using namespace std;
#define ll long long

const int maxn = 1e6 + 69;
int n;
int a[maxn], dep[maxn];
vector <int> adj[maxn];

void dfs(int u, int par){
    for (int v : adj[u]){
        if (v == par) continue;
        dep[v] = dep[u] + 1;
        dfs(v, u);
    }
}

int LocateCentre(int N, int pp[], int S[], int D[]) {  
    n = N;
    for (int i = 1; i <= n; i++) a[i] = pp[i - 1];
    for (int i = 0; i < n - 1; i++){
        int u = S[i];
        int v = D[i];
        u++; v++;
        
        adj[u].push_back(v);
        adj[v].push_back(u);
    }
    
    pair<long long, int> ans = make_pair(1e18, -1);
    
    for (int i = 1; i <= n; i++){
        dep[i] = 0;
        dfs(i, -1);
        
        long long val = 0;
        for (int j = 1; j <= n; j++){
            val += dep[j] * a[j];
        }
        ans = min(ans, make_pair(val, i));
    }
    
    return ans.second - 1;
}

Subtask #1
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 12 ms 23764 KB Output is correct
2 Correct 12 ms 23732 KB Output is correct
3 Correct 13 ms 23796 KB Output is correct
4 Correct 14 ms 23892 KB Output is correct
5 Correct 13 ms 23776 KB Output is correct
6 Correct 14 ms 23764 KB Output is correct
7 Correct 15 ms 23796 KB Output is correct
8 Correct 12 ms 23764 KB Output is correct
9 Correct 12 ms 23796 KB Output is correct
10 Correct 12 ms 23796 KB Output is correct
11 Correct 12 ms 23800 KB Output is correct
12 Correct 12 ms 23816 KB Output is correct
13 Correct 12 ms 23792 KB Output is correct
14 Correct 12 ms 23792 KB Output is correct
15 Correct 12 ms 23792 KB Output is correct
16 Correct 13 ms 23788 KB Output is correct
17 Correct 12 ms 23792 KB Output is correct
18 Correct 13 ms 23800 KB Output is correct
19 Correct 11 ms 23764 KB Output is correct
20 Correct 12 ms 23776 KB Output is correct
21 Correct 12 ms 23756 KB Output is correct
22 Correct 12 ms 23796 KB Output is correct
23 Correct 12 ms 23784 KB Output is correct
24 Correct 12 ms 23764 KB Output is correct
25 Correct 12 ms 23796 KB Output is correct
26 Correct 13 ms 23828 KB Output is correct
27 Correct 13 ms 23768 KB Output is correct
28 Correct 13 ms 23796 KB Output is correct
29 Correct 13 ms 23764 KB Output is correct
30 Correct 14 ms 23764 KB Output is correct
31 Correct 14 ms 23760 KB Output is correct
32 Correct 14 ms 23824 KB Output is correct
33 Correct 17 ms 23836 KB Output is correct
34 Correct 13 ms 23764 KB Output is correct
35 Correct 18 ms 23892 KB Output is correct
36 Correct 16 ms 23892 KB Output is correct
37 Correct 16 ms 23804 KB Output is correct
38 Correct 19 ms 23932 KB Output is correct
39 Correct 17 ms 23872 KB Output is correct
40 Correct 18 ms 23888 KB Output is correct
41 Correct 18 ms 23916 KB Output is correct
42 Correct 19 ms 23840 KB Output is correct
43 Correct 12 ms 23812 KB Output is correct
44 Correct 12 ms 23792 KB Output is correct
45 Correct 12 ms 23716 KB Output is correct
46 Correct 12 ms 23764 KB Output is correct
47 Correct 12 ms 23832 KB Output is correct

Subtask #2
0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 12 ms 23764 KB Output is correct
2 Correct 12 ms 23732 KB Output is correct
3 Correct 13 ms 23796 KB Output is correct
4 Correct 14 ms 23892 KB Output is correct
5 Correct 13 ms 23776 KB Output is correct
6 Correct 14 ms 23764 KB Output is correct
7 Correct 15 ms 23796 KB Output is correct
8 Correct 12 ms 23764 KB Output is correct
9 Correct 12 ms 23796 KB Output is correct
10 Correct 12 ms 23796 KB Output is correct
11 Correct 12 ms 23800 KB Output is correct
12 Correct 12 ms 23816 KB Output is correct
13 Correct 12 ms 23792 KB Output is correct
14 Correct 12 ms 23792 KB Output is correct
15 Correct 12 ms 23792 KB Output is correct
16 Correct 13 ms 23788 KB Output is correct
17 Correct 12 ms 23792 KB Output is correct
18 Correct 13 ms 23800 KB Output is correct
19 Correct 11 ms 23764 KB Output is correct
20 Correct 12 ms 23776 KB Output is correct
21 Correct 12 ms 23756 KB Output is correct
22 Correct 12 ms 23796 KB Output is correct
23 Correct 12 ms 23784 KB Output is correct
24 Correct 12 ms 23764 KB Output is correct
25 Correct 12 ms 23796 KB Output is correct
26 Correct 13 ms 23828 KB Output is correct
27 Correct 13 ms 23768 KB Output is correct
28 Correct 13 ms 23796 KB Output is correct
29 Correct 13 ms 23764 KB Output is correct
30 Correct 14 ms 23764 KB Output is correct
31 Correct 14 ms 23760 KB Output is correct
32 Correct 14 ms 23824 KB Output is correct
33 Correct 17 ms 23836 KB Output is correct
34 Correct 13 ms 23764 KB Output is correct
35 Correct 18 ms 23892 KB Output is correct
36 Correct 16 ms 23892 KB Output is correct
37 Correct 16 ms 23804 KB Output is correct
38 Correct 19 ms 23932 KB Output is correct
39 Correct 17 ms 23872 KB Output is correct
40 Correct 18 ms 23888 KB Output is correct
41 Correct 18 ms 23916 KB Output is correct
42 Correct 19 ms 23840 KB Output is correct
43 Correct 12 ms 23812 KB Output is correct
44 Correct 12 ms 23792 KB Output is correct
45 Correct 12 ms 23716 KB Output is correct
46 Correct 12 ms 23764 KB Output is correct
47 Correct 12 ms 23832 KB Output is correct
48 Correct 13 ms 23764 KB Output is correct
49 Correct 11 ms 23764 KB Output is correct
50 Correct 12 ms 23716 KB Output is correct
51 Correct 12 ms 23796 KB Output is correct
52 Correct 12 ms 23796 KB Output is correct
53 Correct 12 ms 23796 KB Output is correct
54 Correct 12 ms 23828 KB Output is correct
55 Correct 12 ms 23796 KB Output is correct
56 Correct 12 ms 23832 KB Output is correct
57 Correct 12 ms 23792 KB Output is correct
58 Correct 12 ms 23792 KB Output is correct
59 Correct 13 ms 23720 KB Output is correct
60 Correct 13 ms 23824 KB Output is correct
61 Correct 13 ms 23812 KB Output is correct
62 Correct 13 ms 23796 KB Output is correct
63 Correct 12 ms 23764 KB Output is correct
64 Correct 12 ms 23800 KB Output is correct
65 Correct 12 ms 23728 KB Output is correct
66 Correct 13 ms 23788 KB Output is correct
67 Correct 12 ms 23764 KB Output is correct
68 Execution timed out 5061 ms 28728 KB Time limit exceeded
69 Halted 0 ms 0 KB -

Subtask #3
0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 12 ms 23764 KB Output is correct
2 Correct 12 ms 23732 KB Output is correct
3 Correct 13 ms 23796 KB Output is correct
4 Correct 14 ms 23892 KB Output is correct
5 Correct 13 ms 23776 KB Output is correct
6 Correct 14 ms 23764 KB Output is correct
7 Correct 15 ms 23796 KB Output is correct
8 Correct 12 ms 23764 KB Output is correct
9 Correct 12 ms 23796 KB Output is correct
10 Correct 12 ms 23796 KB Output is correct
11 Correct 12 ms 23800 KB Output is correct
12 Correct 12 ms 23816 KB Output is correct
13 Correct 12 ms 23792 KB Output is correct
14 Correct 12 ms 23792 KB Output is correct
15 Correct 12 ms 23792 KB Output is correct
16 Correct 13 ms 23788 KB Output is correct
17 Correct 12 ms 23792 KB Output is correct
18 Correct 13 ms 23800 KB Output is correct
19 Correct 11 ms 23764 KB Output is correct
20 Correct 12 ms 23776 KB Output is correct
21 Correct 12 ms 23756 KB Output is correct
22 Correct 12 ms 23796 KB Output is correct
23 Correct 12 ms 23784 KB Output is correct
24 Correct 12 ms 23764 KB Output is correct
25 Correct 12 ms 23796 KB Output is correct
26 Correct 13 ms 23828 KB Output is correct
27 Correct 13 ms 23768 KB Output is correct
28 Correct 13 ms 23796 KB Output is correct
29 Correct 13 ms 23764 KB Output is correct
30 Correct 14 ms 23764 KB Output is correct
31 Correct 14 ms 23760 KB Output is correct
32 Correct 14 ms 23824 KB Output is correct
33 Correct 17 ms 23836 KB Output is correct
34 Correct 13 ms 23764 KB Output is correct
35 Correct 18 ms 23892 KB Output is correct
36 Correct 16 ms 23892 KB Output is correct
37 Correct 16 ms 23804 KB Output is correct
38 Correct 19 ms 23932 KB Output is correct
39 Correct 17 ms 23872 KB Output is correct
40 Correct 18 ms 23888 KB Output is correct
41 Correct 18 ms 23916 KB Output is correct
42 Correct 19 ms 23840 KB Output is correct
43 Correct 12 ms 23812 KB Output is correct
44 Correct 12 ms 23792 KB Output is correct
45 Correct 12 ms 23716 KB Output is correct
46 Correct 12 ms 23764 KB Output is correct
47 Correct 12 ms 23832 KB Output is correct
48 Correct 12 ms 23764 KB Output is correct
49 Correct 12 ms 23756 KB Output is correct
50 Correct 14 ms 23764 KB Output is correct
51 Correct 12 ms 23764 KB Output is correct
52 Correct 12 ms 23792 KB Output is correct
53 Correct 12 ms 23764 KB Output is correct
54 Correct 12 ms 23796 KB Output is correct
55 Correct 12 ms 23836 KB Output is correct
56 Correct 12 ms 23740 KB Output is correct
57 Correct 12 ms 23784 KB Output is correct
58 Correct 12 ms 23816 KB Output is correct
59 Correct 15 ms 23800 KB Output is correct
60 Correct 12 ms 23796 KB Output is correct
61 Correct 11 ms 23792 KB Output is correct
62 Correct 12 ms 23796 KB Output is correct
63 Correct 12 ms 23764 KB Output is correct
64 Correct 11 ms 23764 KB Output is correct
65 Correct 12 ms 23764 KB Output is correct
66 Correct 12 ms 23764 KB Output is correct
67 Correct 12 ms 23764 KB Output is correct
68 Correct 12 ms 23724 KB Output is correct
69 Correct 14 ms 23864 KB Output is correct
70 Correct 12 ms 23764 KB Output is correct
71 Correct 13 ms 23820 KB Output is correct
72 Correct 13 ms 23792 KB Output is correct
73 Correct 12 ms 23752 KB Output is correct
74 Correct 12 ms 23724 KB Output is correct
75 Correct 12 ms 23724 KB Output is correct
76 Correct 13 ms 23844 KB Output is correct
77 Correct 12 ms 23764 KB Output is correct
78 Correct 13 ms 23808 KB Output is correct
79 Correct 13 ms 23796 KB Output is correct
80 Correct 15 ms 23800 KB Output is correct
81 Correct 14 ms 23748 KB Output is correct
82 Correct 14 ms 23764 KB Output is correct
83 Correct 16 ms 23792 KB Output is correct
84 Correct 15 ms 23764 KB Output is correct
85 Correct 16 ms 23764 KB Output is correct
86 Correct 16 ms 23764 KB Output is correct
87 Correct 17 ms 23804 KB Output is correct
88 Correct 18 ms 23764 KB Output is correct
89 Correct 21 ms 23760 KB Output is correct
90 Correct 19 ms 23828 KB Output is correct
91 Correct 21 ms 23808 KB Output is correct
92 Correct 12 ms 23796 KB Output is correct
93 Correct 22 ms 23892 KB Output is correct
94 Incorrect 14 ms 23796 KB Output isn't correct
95 Halted 0 ms 0 KB -

Subtask #4
0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 12 ms 23764 KB Output is correct
2 Correct 12 ms 23732 KB Output is correct
3 Correct 13 ms 23796 KB Output is correct
4 Correct 14 ms 23892 KB Output is correct
5 Correct 13 ms 23776 KB Output is correct
6 Correct 14 ms 23764 KB Output is correct
7 Correct 15 ms 23796 KB Output is correct
8 Correct 12 ms 23764 KB Output is correct
9 Correct 12 ms 23796 KB Output is correct
10 Correct 12 ms 23796 KB Output is correct
11 Correct 12 ms 23800 KB Output is correct
12 Correct 12 ms 23816 KB Output is correct
13 Correct 12 ms 23792 KB Output is correct
14 Correct 12 ms 23792 KB Output is correct
15 Correct 12 ms 23792 KB Output is correct
16 Correct 13 ms 23788 KB Output is correct
17 Correct 12 ms 23792 KB Output is correct
18 Correct 13 ms 23800 KB Output is correct
19 Correct 11 ms 23764 KB Output is correct
20 Correct 12 ms 23776 KB Output is correct
21 Correct 12 ms 23756 KB Output is correct
22 Correct 12 ms 23796 KB Output is correct
23 Correct 12 ms 23784 KB Output is correct
24 Correct 12 ms 23764 KB Output is correct
25 Correct 12 ms 23796 KB Output is correct
26 Correct 13 ms 23828 KB Output is correct
27 Correct 13 ms 23768 KB Output is correct
28 Correct 13 ms 23796 KB Output is correct
29 Correct 13 ms 23764 KB Output is correct
30 Correct 14 ms 23764 KB Output is correct
31 Correct 14 ms 23760 KB Output is correct
32 Correct 14 ms 23824 KB Output is correct
33 Correct 17 ms 23836 KB Output is correct
34 Correct 13 ms 23764 KB Output is correct
35 Correct 18 ms 23892 KB Output is correct
36 Correct 16 ms 23892 KB Output is correct
37 Correct 16 ms 23804 KB Output is correct
38 Correct 19 ms 23932 KB Output is correct
39 Correct 17 ms 23872 KB Output is correct
40 Correct 18 ms 23888 KB Output is correct
41 Correct 18 ms 23916 KB Output is correct
42 Correct 19 ms 23840 KB Output is correct
43 Correct 12 ms 23812 KB Output is correct
44 Correct 12 ms 23792 KB Output is correct
45 Correct 12 ms 23716 KB Output is correct
46 Correct 12 ms 23764 KB Output is correct
47 Correct 12 ms 23832 KB Output is correct
48 Correct 13 ms 23764 KB Output is correct
49 Correct 11 ms 23764 KB Output is correct
50 Correct 12 ms 23716 KB Output is correct
51 Correct 12 ms 23796 KB Output is correct
52 Correct 12 ms 23796 KB Output is correct
53 Correct 12 ms 23796 KB Output is correct
54 Correct 12 ms 23828 KB Output is correct
55 Correct 12 ms 23796 KB Output is correct
56 Correct 12 ms 23832 KB Output is correct
57 Correct 12 ms 23792 KB Output is correct
58 Correct 12 ms 23792 KB Output is correct
59 Correct 13 ms 23720 KB Output is correct
60 Correct 13 ms 23824 KB Output is correct
61 Correct 13 ms 23812 KB Output is correct
62 Correct 13 ms 23796 KB Output is correct
63 Correct 12 ms 23764 KB Output is correct
64 Correct 12 ms 23800 KB Output is correct
65 Correct 12 ms 23728 KB Output is correct
66 Correct 13 ms 23788 KB Output is correct
67 Correct 12 ms 23764 KB Output is correct
68 Execution timed out 5061 ms 28728 KB Time limit exceeded
69 Halted 0 ms 0 KB -