oj.uz

Submission #881402

# Submission time Handle Problem Language Result Execution time Memory
881402 2023-12-01T08:26:29 Z 12345678 Traffic (IOI10_traffic) C++17
50 / 100
 348 ms 145364 KB 
#include "traffic.h"
#include <bits/stdc++.h>

using namespace std;

const int nx=1e6+5;

vector<int> d[nx], dp(nx), dpr(nx), sm(nx), c(nx);

void dfs(int u, int p)
{
   sm[u]=c[u];
   for (auto v:d[u]) if (v!=p) dfs(v, u), sm[u]+=sm[v], dp[u]=max(dp[u], sm[v]);
}

void dfs2(int u, int p)
{
   int tmp=0;
   for (auto v:d[u]) if (v!=p) tmp+=dp[v];
   for (auto v:d[u]) if (v!=p) dpr[v]=tmp-dp[v]+dpr[u]+c[u], dfs2(v, u);
}

int LocateCentre(int N, int pp[], int S[], int D[]) {
   for (int i=0; i<N-1; i++) d[S[i]].push_back(D[i]), d[D[i]].push_back(S[i]);
   for (int i=0; i<N; i++) c[i]=pp[i];
   dfs(0, 0);
   dfs2(0, 0);
   pair<int, int> res={INT_MAX, -1};
   for (int i=0; i<N; i++) res=min(res, {max(dp[i], dpr[i]), i});
   //for (int i=0; i<N; i++) cout<<i<<' '<<dp[i]<<' '<<dpr[i]<<'\n';
   return res.second;   
}

Subtask #1
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 12 ms 44892 KB Output is correct
2 Correct 10 ms 44892 KB Output is correct
3 Correct 11 ms 44872 KB Output is correct
4 Correct 11 ms 45144 KB Output is correct
5 Correct 10 ms 44780 KB Output is correct
6 Correct 10 ms 44892 KB Output is correct
7 Correct 10 ms 44892 KB Output is correct
8 Correct 10 ms 44892 KB Output is correct
9 Correct 10 ms 44892 KB Output is correct
10 Correct 11 ms 44928 KB Output is correct
11 Correct 10 ms 44888 KB Output is correct
12 Correct 11 ms 44892 KB Output is correct
13 Correct 11 ms 44892 KB Output is correct
14 Correct 11 ms 44892 KB Output is correct
15 Correct 10 ms 44892 KB Output is correct
16 Correct 11 ms 44892 KB Output is correct
17 Correct 11 ms 44888 KB Output is correct
18 Correct 10 ms 44892 KB Output is correct
19 Correct 11 ms 45140 KB Output is correct
20 Correct 10 ms 44888 KB Output is correct
21 Correct 10 ms 44892 KB Output is correct
22 Correct 10 ms 44892 KB Output is correct
23 Correct 10 ms 44892 KB Output is correct
24 Correct 10 ms 45016 KB Output is correct
25 Correct 10 ms 44892 KB Output is correct
26 Correct 10 ms 44908 KB Output is correct
27 Correct 10 ms 44892 KB Output is correct
28 Correct 10 ms 44912 KB Output is correct
29 Correct 10 ms 44892 KB Output is correct
30 Correct 12 ms 44892 KB Output is correct
31 Correct 10 ms 44892 KB Output is correct
32 Correct 11 ms 44892 KB Output is correct
33 Correct 10 ms 45048 KB Output is correct
34 Correct 10 ms 44892 KB Output is correct
35 Correct 11 ms 44892 KB Output is correct
36 Correct 10 ms 44892 KB Output is correct
37 Correct 10 ms 44892 KB Output is correct
38 Correct 11 ms 44912 KB Output is correct
39 Correct 10 ms 44892 KB Output is correct
40 Correct 11 ms 44908 KB Output is correct
41 Correct 12 ms 45028 KB Output is correct
42 Correct 10 ms 44892 KB Output is correct
43 Correct 11 ms 42876 KB Output is correct
44 Correct 10 ms 44892 KB Output is correct
45 Correct 10 ms 44904 KB Output is correct
46 Correct 11 ms 44888 KB Output is correct
47 Correct 10 ms 44932 KB Output is correct

Subtask #2
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 12 ms 44892 KB Output is correct
2 Correct 10 ms 44892 KB Output is correct
3 Correct 11 ms 44872 KB Output is correct
4 Correct 11 ms 45144 KB Output is correct
5 Correct 10 ms 44780 KB Output is correct
6 Correct 10 ms 44892 KB Output is correct
7 Correct 10 ms 44892 KB Output is correct
8 Correct 10 ms 44892 KB Output is correct
9 Correct 10 ms 44892 KB Output is correct
10 Correct 11 ms 44928 KB Output is correct
11 Correct 10 ms 44888 KB Output is correct
12 Correct 11 ms 44892 KB Output is correct
13 Correct 11 ms 44892 KB Output is correct
14 Correct 11 ms 44892 KB Output is correct
15 Correct 10 ms 44892 KB Output is correct
16 Correct 11 ms 44892 KB Output is correct
17 Correct 11 ms 44888 KB Output is correct
18 Correct 10 ms 44892 KB Output is correct
19 Correct 11 ms 45140 KB Output is correct
20 Correct 10 ms 44888 KB Output is correct
21 Correct 10 ms 44892 KB Output is correct
22 Correct 10 ms 44892 KB Output is correct
23 Correct 10 ms 44892 KB Output is correct
24 Correct 10 ms 45016 KB Output is correct
25 Correct 10 ms 44892 KB Output is correct
26 Correct 10 ms 44908 KB Output is correct
27 Correct 10 ms 44892 KB Output is correct
28 Correct 10 ms 44912 KB Output is correct
29 Correct 10 ms 44892 KB Output is correct
30 Correct 12 ms 44892 KB Output is correct
31 Correct 10 ms 44892 KB Output is correct
32 Correct 11 ms 44892 KB Output is correct
33 Correct 10 ms 45048 KB Output is correct
34 Correct 10 ms 44892 KB Output is correct
35 Correct 11 ms 44892 KB Output is correct
36 Correct 10 ms 44892 KB Output is correct
37 Correct 10 ms 44892 KB Output is correct
38 Correct 11 ms 44912 KB Output is correct
39 Correct 10 ms 44892 KB Output is correct
40 Correct 11 ms 44908 KB Output is correct
41 Correct 12 ms 45028 KB Output is correct
42 Correct 10 ms 44892 KB Output is correct
43 Correct 11 ms 42876 KB Output is correct
44 Correct 10 ms 44892 KB Output is correct
45 Correct 10 ms 44904 KB Output is correct
46 Correct 11 ms 44888 KB Output is correct
47 Correct 10 ms 44932 KB Output is correct
48 Correct 10 ms 44892 KB Output is correct
49 Correct 10 ms 44904 KB Output is correct
50 Correct 10 ms 44892 KB Output is correct
51 Correct 10 ms 44916 KB Output is correct
52 Correct 10 ms 44892 KB Output is correct
53 Correct 10 ms 44880 KB Output is correct
54 Correct 10 ms 44892 KB Output is correct
55 Correct 10 ms 44916 KB Output is correct
56 Correct 11 ms 44892 KB Output is correct
57 Correct 10 ms 44920 KB Output is correct
58 Correct 11 ms 44892 KB Output is correct
59 Correct 11 ms 44892 KB Output is correct
60 Correct 11 ms 44892 KB Output is correct
61 Correct 11 ms 44892 KB Output is correct
62 Correct 10 ms 44892 KB Output is correct
63 Correct 10 ms 44888 KB Output is correct
64 Correct 10 ms 44888 KB Output is correct
65 Correct 10 ms 44892 KB Output is correct
66 Correct 10 ms 44904 KB Output is correct
67 Correct 10 ms 44892 KB Output is correct
68 Correct 25 ms 50400 KB Output is correct
69 Correct 40 ms 55236 KB Output is correct
70 Correct 11 ms 44892 KB Output is correct
71 Correct 63 ms 60744 KB Output is correct
72 Correct 72 ms 65616 KB Output is correct
73 Correct 86 ms 70996 KB Output is correct
74 Correct 107 ms 75820 KB Output is correct
75 Correct 134 ms 83116 KB Output is correct
76 Correct 137 ms 90452 KB Output is correct
77 Correct 155 ms 97624 KB Output is correct
78 Correct 171 ms 102864 KB Output is correct
79 Correct 201 ms 107864 KB Output is correct
80 Correct 213 ms 112976 KB Output is correct
81 Correct 10 ms 44888 KB Output is correct
82 Correct 244 ms 118132 KB Output is correct
83 Correct 238 ms 123084 KB Output is correct
84 Correct 261 ms 128452 KB Output is correct
85 Correct 270 ms 126460 KB Output is correct
86 Correct 295 ms 130900 KB Output is correct
87 Correct 311 ms 135776 KB Output is correct
88 Correct 327 ms 140372 KB Output is correct
89 Correct 348 ms 145364 KB Output is correct
90 Correct 9 ms 42840 KB Output is correct
91 Correct 10 ms 44892 KB Output is correct
92 Correct 10 ms 44892 KB Output is correct
93 Correct 10 ms 44888 KB Output is correct
94 Correct 10 ms 44892 KB Output is correct

Subtask #3
0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 12 ms 44892 KB Output is correct
2 Correct 10 ms 44892 KB Output is correct
3 Correct 11 ms 44872 KB Output is correct
4 Correct 11 ms 45144 KB Output is correct
5 Correct 10 ms 44780 KB Output is correct
6 Correct 10 ms 44892 KB Output is correct
7 Correct 10 ms 44892 KB Output is correct
8 Correct 10 ms 44892 KB Output is correct
9 Correct 10 ms 44892 KB Output is correct
10 Correct 11 ms 44928 KB Output is correct
11 Correct 10 ms 44888 KB Output is correct
12 Correct 11 ms 44892 KB Output is correct
13 Correct 11 ms 44892 KB Output is correct
14 Correct 11 ms 44892 KB Output is correct
15 Correct 10 ms 44892 KB Output is correct
16 Correct 11 ms 44892 KB Output is correct
17 Correct 11 ms 44888 KB Output is correct
18 Correct 10 ms 44892 KB Output is correct
19 Correct 11 ms 45140 KB Output is correct
20 Correct 10 ms 44888 KB Output is correct
21 Correct 10 ms 44892 KB Output is correct
22 Correct 10 ms 44892 KB Output is correct
23 Correct 10 ms 44892 KB Output is correct
24 Correct 10 ms 45016 KB Output is correct
25 Correct 10 ms 44892 KB Output is correct
26 Correct 10 ms 44908 KB Output is correct
27 Correct 10 ms 44892 KB Output is correct
28 Correct 10 ms 44912 KB Output is correct
29 Correct 10 ms 44892 KB Output is correct
30 Correct 12 ms 44892 KB Output is correct
31 Correct 10 ms 44892 KB Output is correct
32 Correct 11 ms 44892 KB Output is correct
33 Correct 10 ms 45048 KB Output is correct
34 Correct 10 ms 44892 KB Output is correct
35 Correct 11 ms 44892 KB Output is correct
36 Correct 10 ms 44892 KB Output is correct
37 Correct 10 ms 44892 KB Output is correct
38 Correct 11 ms 44912 KB Output is correct
39 Correct 10 ms 44892 KB Output is correct
40 Correct 11 ms 44908 KB Output is correct
41 Correct 12 ms 45028 KB Output is correct
42 Correct 10 ms 44892 KB Output is correct
43 Correct 11 ms 42876 KB Output is correct
44 Correct 10 ms 44892 KB Output is correct
45 Correct 10 ms 44904 KB Output is correct
46 Correct 11 ms 44888 KB Output is correct
47 Correct 10 ms 44932 KB Output is correct
48 Incorrect 10 ms 44892 KB Output isn't correct
49 Halted 0 ms 0 KB -

Subtask #4
0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 12 ms 44892 KB Output is correct
2 Correct 10 ms 44892 KB Output is correct
3 Correct 11 ms 44872 KB Output is correct
4 Correct 11 ms 45144 KB Output is correct
5 Correct 10 ms 44780 KB Output is correct
6 Correct 10 ms 44892 KB Output is correct
7 Correct 10 ms 44892 KB Output is correct
8 Correct 10 ms 44892 KB Output is correct
9 Correct 10 ms 44892 KB Output is correct
10 Correct 11 ms 44928 KB Output is correct
11 Correct 10 ms 44888 KB Output is correct
12 Correct 11 ms 44892 KB Output is correct
13 Correct 11 ms 44892 KB Output is correct
14 Correct 11 ms 44892 KB Output is correct
15 Correct 10 ms 44892 KB Output is correct
16 Correct 11 ms 44892 KB Output is correct
17 Correct 11 ms 44888 KB Output is correct
18 Correct 10 ms 44892 KB Output is correct
19 Correct 11 ms 45140 KB Output is correct
20 Correct 10 ms 44888 KB Output is correct
21 Correct 10 ms 44892 KB Output is correct
22 Correct 10 ms 44892 KB Output is correct
23 Correct 10 ms 44892 KB Output is correct
24 Correct 10 ms 45016 KB Output is correct
25 Correct 10 ms 44892 KB Output is correct
26 Correct 10 ms 44908 KB Output is correct
27 Correct 10 ms 44892 KB Output is correct
28 Correct 10 ms 44912 KB Output is correct
29 Correct 10 ms 44892 KB Output is correct
30 Correct 12 ms 44892 KB Output is correct
31 Correct 10 ms 44892 KB Output is correct
32 Correct 11 ms 44892 KB Output is correct
33 Correct 10 ms 45048 KB Output is correct
34 Correct 10 ms 44892 KB Output is correct
35 Correct 11 ms 44892 KB Output is correct
36 Correct 10 ms 44892 KB Output is correct
37 Correct 10 ms 44892 KB Output is correct
38 Correct 11 ms 44912 KB Output is correct
39 Correct 10 ms 44892 KB Output is correct
40 Correct 11 ms 44908 KB Output is correct
41 Correct 12 ms 45028 KB Output is correct
42 Correct 10 ms 44892 KB Output is correct
43 Correct 11 ms 42876 KB Output is correct
44 Correct 10 ms 44892 KB Output is correct
45 Correct 10 ms 44904 KB Output is correct
46 Correct 11 ms 44888 KB Output is correct
47 Correct 10 ms 44932 KB Output is correct
48 Correct 10 ms 44892 KB Output is correct
49 Correct 10 ms 44904 KB Output is correct
50 Correct 10 ms 44892 KB Output is correct
51 Correct 10 ms 44916 KB Output is correct
52 Correct 10 ms 44892 KB Output is correct
53 Correct 10 ms 44880 KB Output is correct
54 Correct 10 ms 44892 KB Output is correct
55 Correct 10 ms 44916 KB Output is correct
56 Correct 11 ms 44892 KB Output is correct
57 Correct 10 ms 44920 KB Output is correct
58 Correct 11 ms 44892 KB Output is correct
59 Correct 11 ms 44892 KB Output is correct
60 Correct 11 ms 44892 KB Output is correct
61 Correct 11 ms 44892 KB Output is correct
62 Correct 10 ms 44892 KB Output is correct
63 Correct 10 ms 44888 KB Output is correct
64 Correct 10 ms 44888 KB Output is correct
65 Correct 10 ms 44892 KB Output is correct
66 Correct 10 ms 44904 KB Output is correct
67 Correct 10 ms 44892 KB Output is correct
68 Correct 25 ms 50400 KB Output is correct
69 Correct 40 ms 55236 KB Output is correct
70 Correct 11 ms 44892 KB Output is correct
71 Correct 63 ms 60744 KB Output is correct
72 Correct 72 ms 65616 KB Output is correct
73 Correct 86 ms 70996 KB Output is correct
74 Correct 107 ms 75820 KB Output is correct
75 Correct 134 ms 83116 KB Output is correct
76 Correct 137 ms 90452 KB Output is correct
77 Correct 155 ms 97624 KB Output is correct
78 Correct 171 ms 102864 KB Output is correct
79 Correct 201 ms 107864 KB Output is correct
80 Correct 213 ms 112976 KB Output is correct
81 Correct 10 ms 44888 KB Output is correct
82 Correct 244 ms 118132 KB Output is correct
83 Correct 238 ms 123084 KB Output is correct
84 Correct 261 ms 128452 KB Output is correct
85 Correct 270 ms 126460 KB Output is correct
86 Correct 295 ms 130900 KB Output is correct
87 Correct 311 ms 135776 KB Output is correct
88 Correct 327 ms 140372 KB Output is correct
89 Correct 348 ms 145364 KB Output is correct
90 Correct 9 ms 42840 KB Output is correct
91 Correct 10 ms 44892 KB Output is correct
92 Correct 10 ms 44892 KB Output is correct
93 Correct 10 ms 44888 KB Output is correct
94 Correct 10 ms 44892 KB Output is correct
95 Incorrect 10 ms 44892 KB Output isn't correct
96 Halted 0 ms 0 KB -