#include<bits/stdc++.h>
using namespace std;
int dp[1000006],sum[1000001], C[1000006] , tot;
vector <int> adj[1000005];
void dfs(int v,int p) {
dp[v] = sum[v] = 0;
// int s = 0;
// int r = 0;
for (int i:adj[v]) {
if (i != p) {
dfs (i,v);
dp[v] = max(dp[v], sum[i] + C[i]);
sum[v] += sum[i] + C[i];
}
}
}
int LocateCentre(int n,int P[],int S[],int D[]) {
for (int i = 0; i < n-1; i++)
adj[S[i]].push_back(D[i]),
adj[D[i]].push_back(S[i]),
C[i] = P[i], tot += C[i];
C[n-1] = P[n-1];
pair<int,int> ans = {INT_MAX,-1};
for (int i = 0; i < n; i++) {
dfs(i,-1);
ans = min(ans,{dp[i],i});
}
return ans.second;
} /*
int main(){
static int N,P[1000000],S[1000000],D[1000000];
int i;
scanf("%d",&N);
for (i=0;i<N;i++) scanf("%d",&P[i]);
for (i=0;i<N-1;i++) scanf("%d%d",&S[i],&D[i]);
int r = LocateCentre(N,P,S,D);
printf("%d\n",r);
return 0;
} */
Compilation message
traffic.cpp: In function 'int LocateCentre(int, int*, int*, int*)':
traffic.cpp:19:4: warning: this 'for' clause does not guard... [-Wmisleading-indentation]
for (int i = 0; i < n-1; i++)
^~~
traffic.cpp:23:5: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the 'for'
C[n-1] = P[n-1];
^
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
19 ms |
23808 KB |
Output is correct |
2 |
Correct |
19 ms |
23808 KB |
Output is correct |
3 |
Correct |
19 ms |
23936 KB |
Output is correct |
4 |
Correct |
19 ms |
23808 KB |
Output is correct |
5 |
Correct |
19 ms |
23808 KB |
Output is correct |
6 |
Correct |
19 ms |
23808 KB |
Output is correct |
7 |
Correct |
19 ms |
23892 KB |
Output is correct |
8 |
Correct |
19 ms |
23808 KB |
Output is correct |
9 |
Correct |
19 ms |
23808 KB |
Output is correct |
10 |
Correct |
19 ms |
23808 KB |
Output is correct |
11 |
Correct |
19 ms |
23936 KB |
Output is correct |
12 |
Correct |
20 ms |
23808 KB |
Output is correct |
13 |
Correct |
19 ms |
23808 KB |
Output is correct |
14 |
Correct |
19 ms |
23808 KB |
Output is correct |
15 |
Correct |
20 ms |
23808 KB |
Output is correct |
16 |
Correct |
19 ms |
23808 KB |
Output is correct |
17 |
Correct |
19 ms |
23808 KB |
Output is correct |
18 |
Correct |
19 ms |
23936 KB |
Output is correct |
19 |
Correct |
19 ms |
23808 KB |
Output is correct |
20 |
Correct |
19 ms |
23808 KB |
Output is correct |
21 |
Correct |
19 ms |
23808 KB |
Output is correct |
22 |
Correct |
20 ms |
23936 KB |
Output is correct |
23 |
Correct |
19 ms |
23808 KB |
Output is correct |
24 |
Correct |
20 ms |
23808 KB |
Output is correct |
25 |
Correct |
20 ms |
23808 KB |
Output is correct |
26 |
Correct |
20 ms |
23936 KB |
Output is correct |
27 |
Correct |
20 ms |
23936 KB |
Output is correct |
28 |
Correct |
21 ms |
23808 KB |
Output is correct |
29 |
Correct |
21 ms |
23936 KB |
Output is correct |
30 |
Correct |
21 ms |
23936 KB |
Output is correct |
31 |
Correct |
22 ms |
23936 KB |
Output is correct |
32 |
Correct |
23 ms |
24064 KB |
Output is correct |
33 |
Correct |
23 ms |
23936 KB |
Output is correct |
34 |
Correct |
21 ms |
23808 KB |
Output is correct |
35 |
Correct |
23 ms |
23936 KB |
Output is correct |
36 |
Correct |
24 ms |
23936 KB |
Output is correct |
37 |
Correct |
25 ms |
23936 KB |
Output is correct |
38 |
Correct |
27 ms |
23936 KB |
Output is correct |
39 |
Correct |
26 ms |
24064 KB |
Output is correct |
40 |
Correct |
27 ms |
23936 KB |
Output is correct |
41 |
Correct |
29 ms |
23936 KB |
Output is correct |
42 |
Correct |
30 ms |
23936 KB |
Output is correct |
43 |
Correct |
19 ms |
23808 KB |
Output is correct |
44 |
Correct |
19 ms |
23936 KB |
Output is correct |
45 |
Correct |
19 ms |
23808 KB |
Output is correct |
46 |
Correct |
20 ms |
23808 KB |
Output is correct |
47 |
Correct |
20 ms |
23808 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
19 ms |
23808 KB |
Output is correct |
2 |
Correct |
19 ms |
23808 KB |
Output is correct |
3 |
Correct |
19 ms |
23936 KB |
Output is correct |
4 |
Correct |
19 ms |
23808 KB |
Output is correct |
5 |
Correct |
19 ms |
23808 KB |
Output is correct |
6 |
Correct |
19 ms |
23808 KB |
Output is correct |
7 |
Correct |
19 ms |
23892 KB |
Output is correct |
8 |
Correct |
19 ms |
23808 KB |
Output is correct |
9 |
Correct |
19 ms |
23808 KB |
Output is correct |
10 |
Correct |
19 ms |
23808 KB |
Output is correct |
11 |
Correct |
19 ms |
23936 KB |
Output is correct |
12 |
Correct |
20 ms |
23808 KB |
Output is correct |
13 |
Correct |
19 ms |
23808 KB |
Output is correct |
14 |
Correct |
19 ms |
23808 KB |
Output is correct |
15 |
Correct |
20 ms |
23808 KB |
Output is correct |
16 |
Correct |
19 ms |
23808 KB |
Output is correct |
17 |
Correct |
19 ms |
23808 KB |
Output is correct |
18 |
Correct |
19 ms |
23936 KB |
Output is correct |
19 |
Correct |
19 ms |
23808 KB |
Output is correct |
20 |
Correct |
19 ms |
23808 KB |
Output is correct |
21 |
Correct |
19 ms |
23808 KB |
Output is correct |
22 |
Correct |
20 ms |
23936 KB |
Output is correct |
23 |
Correct |
19 ms |
23808 KB |
Output is correct |
24 |
Correct |
20 ms |
23808 KB |
Output is correct |
25 |
Correct |
20 ms |
23808 KB |
Output is correct |
26 |
Correct |
20 ms |
23936 KB |
Output is correct |
27 |
Correct |
20 ms |
23936 KB |
Output is correct |
28 |
Correct |
21 ms |
23808 KB |
Output is correct |
29 |
Correct |
21 ms |
23936 KB |
Output is correct |
30 |
Correct |
21 ms |
23936 KB |
Output is correct |
31 |
Correct |
22 ms |
23936 KB |
Output is correct |
32 |
Correct |
23 ms |
24064 KB |
Output is correct |
33 |
Correct |
23 ms |
23936 KB |
Output is correct |
34 |
Correct |
21 ms |
23808 KB |
Output is correct |
35 |
Correct |
23 ms |
23936 KB |
Output is correct |
36 |
Correct |
24 ms |
23936 KB |
Output is correct |
37 |
Correct |
25 ms |
23936 KB |
Output is correct |
38 |
Correct |
27 ms |
23936 KB |
Output is correct |
39 |
Correct |
26 ms |
24064 KB |
Output is correct |
40 |
Correct |
27 ms |
23936 KB |
Output is correct |
41 |
Correct |
29 ms |
23936 KB |
Output is correct |
42 |
Correct |
30 ms |
23936 KB |
Output is correct |
43 |
Correct |
19 ms |
23808 KB |
Output is correct |
44 |
Correct |
19 ms |
23936 KB |
Output is correct |
45 |
Correct |
19 ms |
23808 KB |
Output is correct |
46 |
Correct |
20 ms |
23808 KB |
Output is correct |
47 |
Correct |
20 ms |
23808 KB |
Output is correct |
48 |
Correct |
18 ms |
23808 KB |
Output is correct |
49 |
Correct |
19 ms |
23808 KB |
Output is correct |
50 |
Correct |
19 ms |
23808 KB |
Output is correct |
51 |
Correct |
20 ms |
23808 KB |
Output is correct |
52 |
Correct |
19 ms |
23808 KB |
Output is correct |
53 |
Correct |
19 ms |
23936 KB |
Output is correct |
54 |
Correct |
19 ms |
23936 KB |
Output is correct |
55 |
Correct |
19 ms |
23808 KB |
Output is correct |
56 |
Correct |
19 ms |
23808 KB |
Output is correct |
57 |
Correct |
19 ms |
23936 KB |
Output is correct |
58 |
Correct |
20 ms |
23776 KB |
Output is correct |
59 |
Correct |
19 ms |
23808 KB |
Output is correct |
60 |
Correct |
21 ms |
23860 KB |
Output is correct |
61 |
Correct |
19 ms |
23808 KB |
Output is correct |
62 |
Correct |
25 ms |
23808 KB |
Output is correct |
63 |
Correct |
18 ms |
23808 KB |
Output is correct |
64 |
Correct |
19 ms |
23808 KB |
Output is correct |
65 |
Correct |
19 ms |
23808 KB |
Output is correct |
66 |
Correct |
18 ms |
23808 KB |
Output is correct |
67 |
Correct |
17 ms |
23808 KB |
Output is correct |
68 |
Execution timed out |
5039 ms |
29688 KB |
Time limit exceeded |
69 |
Halted |
0 ms |
0 KB |
- |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
19 ms |
23808 KB |
Output is correct |
2 |
Correct |
19 ms |
23808 KB |
Output is correct |
3 |
Correct |
19 ms |
23936 KB |
Output is correct |
4 |
Correct |
19 ms |
23808 KB |
Output is correct |
5 |
Correct |
19 ms |
23808 KB |
Output is correct |
6 |
Correct |
19 ms |
23808 KB |
Output is correct |
7 |
Correct |
19 ms |
23892 KB |
Output is correct |
8 |
Correct |
19 ms |
23808 KB |
Output is correct |
9 |
Correct |
19 ms |
23808 KB |
Output is correct |
10 |
Correct |
19 ms |
23808 KB |
Output is correct |
11 |
Correct |
19 ms |
23936 KB |
Output is correct |
12 |
Correct |
20 ms |
23808 KB |
Output is correct |
13 |
Correct |
19 ms |
23808 KB |
Output is correct |
14 |
Correct |
19 ms |
23808 KB |
Output is correct |
15 |
Correct |
20 ms |
23808 KB |
Output is correct |
16 |
Correct |
19 ms |
23808 KB |
Output is correct |
17 |
Correct |
19 ms |
23808 KB |
Output is correct |
18 |
Correct |
19 ms |
23936 KB |
Output is correct |
19 |
Correct |
19 ms |
23808 KB |
Output is correct |
20 |
Correct |
19 ms |
23808 KB |
Output is correct |
21 |
Correct |
19 ms |
23808 KB |
Output is correct |
22 |
Correct |
20 ms |
23936 KB |
Output is correct |
23 |
Correct |
19 ms |
23808 KB |
Output is correct |
24 |
Correct |
20 ms |
23808 KB |
Output is correct |
25 |
Correct |
20 ms |
23808 KB |
Output is correct |
26 |
Correct |
20 ms |
23936 KB |
Output is correct |
27 |
Correct |
20 ms |
23936 KB |
Output is correct |
28 |
Correct |
21 ms |
23808 KB |
Output is correct |
29 |
Correct |
21 ms |
23936 KB |
Output is correct |
30 |
Correct |
21 ms |
23936 KB |
Output is correct |
31 |
Correct |
22 ms |
23936 KB |
Output is correct |
32 |
Correct |
23 ms |
24064 KB |
Output is correct |
33 |
Correct |
23 ms |
23936 KB |
Output is correct |
34 |
Correct |
21 ms |
23808 KB |
Output is correct |
35 |
Correct |
23 ms |
23936 KB |
Output is correct |
36 |
Correct |
24 ms |
23936 KB |
Output is correct |
37 |
Correct |
25 ms |
23936 KB |
Output is correct |
38 |
Correct |
27 ms |
23936 KB |
Output is correct |
39 |
Correct |
26 ms |
24064 KB |
Output is correct |
40 |
Correct |
27 ms |
23936 KB |
Output is correct |
41 |
Correct |
29 ms |
23936 KB |
Output is correct |
42 |
Correct |
30 ms |
23936 KB |
Output is correct |
43 |
Correct |
19 ms |
23808 KB |
Output is correct |
44 |
Correct |
19 ms |
23936 KB |
Output is correct |
45 |
Correct |
19 ms |
23808 KB |
Output is correct |
46 |
Correct |
20 ms |
23808 KB |
Output is correct |
47 |
Correct |
20 ms |
23808 KB |
Output is correct |
48 |
Correct |
20 ms |
23808 KB |
Output is correct |
49 |
Correct |
19 ms |
23808 KB |
Output is correct |
50 |
Correct |
21 ms |
23808 KB |
Output is correct |
51 |
Correct |
20 ms |
23808 KB |
Output is correct |
52 |
Correct |
20 ms |
23936 KB |
Output is correct |
53 |
Correct |
19 ms |
23808 KB |
Output is correct |
54 |
Correct |
19 ms |
23936 KB |
Output is correct |
55 |
Correct |
19 ms |
23808 KB |
Output is correct |
56 |
Correct |
19 ms |
23936 KB |
Output is correct |
57 |
Correct |
18 ms |
23808 KB |
Output is correct |
58 |
Correct |
19 ms |
23808 KB |
Output is correct |
59 |
Correct |
20 ms |
23808 KB |
Output is correct |
60 |
Correct |
19 ms |
23936 KB |
Output is correct |
61 |
Correct |
19 ms |
23808 KB |
Output is correct |
62 |
Correct |
19 ms |
23808 KB |
Output is correct |
63 |
Correct |
19 ms |
23808 KB |
Output is correct |
64 |
Correct |
20 ms |
23808 KB |
Output is correct |
65 |
Correct |
20 ms |
23808 KB |
Output is correct |
66 |
Correct |
20 ms |
23936 KB |
Output is correct |
67 |
Correct |
21 ms |
23808 KB |
Output is correct |
68 |
Correct |
19 ms |
23936 KB |
Output is correct |
69 |
Correct |
20 ms |
23808 KB |
Output is correct |
70 |
Correct |
19 ms |
23808 KB |
Output is correct |
71 |
Correct |
19 ms |
23808 KB |
Output is correct |
72 |
Correct |
19 ms |
23808 KB |
Output is correct |
73 |
Correct |
21 ms |
23936 KB |
Output is correct |
74 |
Correct |
19 ms |
23936 KB |
Output is correct |
75 |
Correct |
19 ms |
23808 KB |
Output is correct |
76 |
Correct |
20 ms |
23808 KB |
Output is correct |
77 |
Correct |
21 ms |
23936 KB |
Output is correct |
78 |
Correct |
20 ms |
23936 KB |
Output is correct |
79 |
Correct |
21 ms |
23936 KB |
Output is correct |
80 |
Correct |
22 ms |
23808 KB |
Output is correct |
81 |
Correct |
20 ms |
23808 KB |
Output is correct |
82 |
Correct |
23 ms |
23936 KB |
Output is correct |
83 |
Correct |
24 ms |
23912 KB |
Output is correct |
84 |
Correct |
24 ms |
23936 KB |
Output is correct |
85 |
Correct |
26 ms |
23936 KB |
Output is correct |
86 |
Correct |
26 ms |
23936 KB |
Output is correct |
87 |
Correct |
28 ms |
23936 KB |
Output is correct |
88 |
Correct |
32 ms |
23936 KB |
Output is correct |
89 |
Correct |
32 ms |
23936 KB |
Output is correct |
90 |
Correct |
32 ms |
23936 KB |
Output is correct |
91 |
Correct |
34 ms |
23936 KB |
Output is correct |
92 |
Correct |
20 ms |
23808 KB |
Output is correct |
93 |
Correct |
38 ms |
23936 KB |
Output is correct |
94 |
Correct |
22 ms |
23936 KB |
Output is correct |
95 |
Correct |
29 ms |
24064 KB |
Output is correct |
96 |
Correct |
19 ms |
23808 KB |
Output is correct |
97 |
Correct |
20 ms |
23936 KB |
Output is correct |
98 |
Correct |
20 ms |
23808 KB |
Output is correct |
99 |
Correct |
20 ms |
23808 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
19 ms |
23808 KB |
Output is correct |
2 |
Correct |
19 ms |
23808 KB |
Output is correct |
3 |
Correct |
19 ms |
23936 KB |
Output is correct |
4 |
Correct |
19 ms |
23808 KB |
Output is correct |
5 |
Correct |
19 ms |
23808 KB |
Output is correct |
6 |
Correct |
19 ms |
23808 KB |
Output is correct |
7 |
Correct |
19 ms |
23892 KB |
Output is correct |
8 |
Correct |
19 ms |
23808 KB |
Output is correct |
9 |
Correct |
19 ms |
23808 KB |
Output is correct |
10 |
Correct |
19 ms |
23808 KB |
Output is correct |
11 |
Correct |
19 ms |
23936 KB |
Output is correct |
12 |
Correct |
20 ms |
23808 KB |
Output is correct |
13 |
Correct |
19 ms |
23808 KB |
Output is correct |
14 |
Correct |
19 ms |
23808 KB |
Output is correct |
15 |
Correct |
20 ms |
23808 KB |
Output is correct |
16 |
Correct |
19 ms |
23808 KB |
Output is correct |
17 |
Correct |
19 ms |
23808 KB |
Output is correct |
18 |
Correct |
19 ms |
23936 KB |
Output is correct |
19 |
Correct |
19 ms |
23808 KB |
Output is correct |
20 |
Correct |
19 ms |
23808 KB |
Output is correct |
21 |
Correct |
19 ms |
23808 KB |
Output is correct |
22 |
Correct |
20 ms |
23936 KB |
Output is correct |
23 |
Correct |
19 ms |
23808 KB |
Output is correct |
24 |
Correct |
20 ms |
23808 KB |
Output is correct |
25 |
Correct |
20 ms |
23808 KB |
Output is correct |
26 |
Correct |
20 ms |
23936 KB |
Output is correct |
27 |
Correct |
20 ms |
23936 KB |
Output is correct |
28 |
Correct |
21 ms |
23808 KB |
Output is correct |
29 |
Correct |
21 ms |
23936 KB |
Output is correct |
30 |
Correct |
21 ms |
23936 KB |
Output is correct |
31 |
Correct |
22 ms |
23936 KB |
Output is correct |
32 |
Correct |
23 ms |
24064 KB |
Output is correct |
33 |
Correct |
23 ms |
23936 KB |
Output is correct |
34 |
Correct |
21 ms |
23808 KB |
Output is correct |
35 |
Correct |
23 ms |
23936 KB |
Output is correct |
36 |
Correct |
24 ms |
23936 KB |
Output is correct |
37 |
Correct |
25 ms |
23936 KB |
Output is correct |
38 |
Correct |
27 ms |
23936 KB |
Output is correct |
39 |
Correct |
26 ms |
24064 KB |
Output is correct |
40 |
Correct |
27 ms |
23936 KB |
Output is correct |
41 |
Correct |
29 ms |
23936 KB |
Output is correct |
42 |
Correct |
30 ms |
23936 KB |
Output is correct |
43 |
Correct |
19 ms |
23808 KB |
Output is correct |
44 |
Correct |
19 ms |
23936 KB |
Output is correct |
45 |
Correct |
19 ms |
23808 KB |
Output is correct |
46 |
Correct |
20 ms |
23808 KB |
Output is correct |
47 |
Correct |
20 ms |
23808 KB |
Output is correct |
48 |
Correct |
18 ms |
23808 KB |
Output is correct |
49 |
Correct |
19 ms |
23808 KB |
Output is correct |
50 |
Correct |
19 ms |
23808 KB |
Output is correct |
51 |
Correct |
20 ms |
23808 KB |
Output is correct |
52 |
Correct |
19 ms |
23808 KB |
Output is correct |
53 |
Correct |
19 ms |
23936 KB |
Output is correct |
54 |
Correct |
19 ms |
23936 KB |
Output is correct |
55 |
Correct |
19 ms |
23808 KB |
Output is correct |
56 |
Correct |
19 ms |
23808 KB |
Output is correct |
57 |
Correct |
19 ms |
23936 KB |
Output is correct |
58 |
Correct |
20 ms |
23776 KB |
Output is correct |
59 |
Correct |
19 ms |
23808 KB |
Output is correct |
60 |
Correct |
21 ms |
23860 KB |
Output is correct |
61 |
Correct |
19 ms |
23808 KB |
Output is correct |
62 |
Correct |
25 ms |
23808 KB |
Output is correct |
63 |
Correct |
18 ms |
23808 KB |
Output is correct |
64 |
Correct |
19 ms |
23808 KB |
Output is correct |
65 |
Correct |
19 ms |
23808 KB |
Output is correct |
66 |
Correct |
18 ms |
23808 KB |
Output is correct |
67 |
Correct |
17 ms |
23808 KB |
Output is correct |
68 |
Execution timed out |
5039 ms |
29688 KB |
Time limit exceeded |
69 |
Halted |
0 ms |
0 KB |
- |