답안 #232642

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
232642	2020-05-17T17:43:18 Z	crossing0ver	Traffic (IOI10_traffic)	C++17	25 / 100	5000 ms	29560 KB

traffic

#include<bits/stdc++.h>
using namespace std; 
int dp[1000006], C[1000006] , tot; 
vector <int> adj[1000005];
void dfs(int v,int p) {
	dp[v] = 0;
	int s = 0;
	int r = 0;
	for (int i:adj[v]) {
		if (i != p) {
			dfs (i,v);
			dp[v] = max(dp[v], dp[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 'void dfs(int, int)':
traffic.cpp:7:6: warning: unused variable 's' [-Wunused-variable]
  int s = 0;
      ^
traffic.cpp:8:6: warning: unused variable 'r' [-Wunused-variable]
  int r = 0;
      ^
traffic.cpp: In function 'int LocateCentre(int, int*, int*, int*)':
traffic.cpp:18:4: warning: this 'for' clause does not guard... [-Wmisleading-indentation]
    for (int i = 0; i < n-1; i++)
    ^~~
traffic.cpp:22:5: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the 'for'
     C[n-1] = P[n-1];
     ^

Subtask #1
25.0 / 25.0

#	결과	실행 시간	메모리	Grader output
1	Correct	18 ms	23808 KB	Output is correct
2	Correct	18 ms	23808 KB	Output is correct
3	Correct	19 ms	23808 KB	Output is correct
4	Correct	19 ms	23808 KB	Output is correct
5	Correct	18 ms	23808 KB	Output is correct
6	Correct	18 ms	23808 KB	Output is correct
7	Correct	18 ms	23808 KB	Output is correct
8	Correct	18 ms	23808 KB	Output is correct
9	Correct	18 ms	23808 KB	Output is correct
10	Correct	18 ms	23808 KB	Output is correct
11	Correct	18 ms	23808 KB	Output is correct
12	Correct	18 ms	23808 KB	Output is correct
13	Correct	19 ms	23808 KB	Output is correct
14	Correct	18 ms	23808 KB	Output is correct
15	Correct	18 ms	23808 KB	Output is correct
16	Correct	18 ms	23808 KB	Output is correct
17	Correct	18 ms	23808 KB	Output is correct
18	Correct	18 ms	23808 KB	Output is correct
19	Correct	20 ms	23808 KB	Output is correct
20	Correct	18 ms	23936 KB	Output is correct
21	Correct	19 ms	23808 KB	Output is correct
22	Correct	18 ms	23808 KB	Output is correct
23	Correct	18 ms	23808 KB	Output is correct
24	Correct	19 ms	23936 KB	Output is correct
25	Correct	18 ms	23936 KB	Output is correct
26	Correct	19 ms	23936 KB	Output is correct
27	Correct	19 ms	23808 KB	Output is correct
28	Correct	19 ms	23936 KB	Output is correct
29	Correct	20 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	22 ms	23936 KB	Output is correct
33	Correct	22 ms	23936 KB	Output is correct
34	Correct	18 ms	23808 KB	Output is correct
35	Correct	23 ms	23936 KB	Output is correct
36	Correct	23 ms	23936 KB	Output is correct
37	Correct	24 ms	23936 KB	Output is correct
38	Correct	27 ms	24056 KB	Output is correct
39	Correct	26 ms	23936 KB	Output is correct
40	Correct	26 ms	23936 KB	Output is correct
41	Correct	27 ms	24064 KB	Output is correct
42	Correct	28 ms	23936 KB	Output is correct
43	Correct	18 ms	23808 KB	Output is correct
44	Correct	18 ms	23808 KB	Output is correct
45	Correct	18 ms	23808 KB	Output is correct
46	Correct	18 ms	23808 KB	Output is correct
47	Correct	18 ms	23808 KB	Output is correct

Subtask #2
0 / 25.0

#	결과	실행 시간	메모리	Grader output
1	Correct	18 ms	23808 KB	Output is correct
2	Correct	18 ms	23808 KB	Output is correct
3	Correct	19 ms	23808 KB	Output is correct
4	Correct	19 ms	23808 KB	Output is correct
5	Correct	18 ms	23808 KB	Output is correct
6	Correct	18 ms	23808 KB	Output is correct
7	Correct	18 ms	23808 KB	Output is correct
8	Correct	18 ms	23808 KB	Output is correct
9	Correct	18 ms	23808 KB	Output is correct
10	Correct	18 ms	23808 KB	Output is correct
11	Correct	18 ms	23808 KB	Output is correct
12	Correct	18 ms	23808 KB	Output is correct
13	Correct	19 ms	23808 KB	Output is correct
14	Correct	18 ms	23808 KB	Output is correct
15	Correct	18 ms	23808 KB	Output is correct
16	Correct	18 ms	23808 KB	Output is correct
17	Correct	18 ms	23808 KB	Output is correct
18	Correct	18 ms	23808 KB	Output is correct
19	Correct	20 ms	23808 KB	Output is correct
20	Correct	18 ms	23936 KB	Output is correct
21	Correct	19 ms	23808 KB	Output is correct
22	Correct	18 ms	23808 KB	Output is correct
23	Correct	18 ms	23808 KB	Output is correct
24	Correct	19 ms	23936 KB	Output is correct
25	Correct	18 ms	23936 KB	Output is correct
26	Correct	19 ms	23936 KB	Output is correct
27	Correct	19 ms	23808 KB	Output is correct
28	Correct	19 ms	23936 KB	Output is correct
29	Correct	20 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	22 ms	23936 KB	Output is correct
33	Correct	22 ms	23936 KB	Output is correct
34	Correct	18 ms	23808 KB	Output is correct
35	Correct	23 ms	23936 KB	Output is correct
36	Correct	23 ms	23936 KB	Output is correct
37	Correct	24 ms	23936 KB	Output is correct
38	Correct	27 ms	24056 KB	Output is correct
39	Correct	26 ms	23936 KB	Output is correct
40	Correct	26 ms	23936 KB	Output is correct
41	Correct	27 ms	24064 KB	Output is correct
42	Correct	28 ms	23936 KB	Output is correct
43	Correct	18 ms	23808 KB	Output is correct
44	Correct	18 ms	23808 KB	Output is correct
45	Correct	18 ms	23808 KB	Output is correct
46	Correct	18 ms	23808 KB	Output is correct
47	Correct	18 ms	23808 KB	Output is correct
48	Correct	18 ms	23808 KB	Output is correct
49	Correct	19 ms	24064 KB	Output is correct
50	Correct	18 ms	23808 KB	Output is correct
51	Correct	18 ms	23808 KB	Output is correct
52	Correct	19 ms	23856 KB	Output is correct
53	Correct	18 ms	23808 KB	Output is correct
54	Correct	18 ms	23808 KB	Output is correct
55	Correct	18 ms	23808 KB	Output is correct
56	Correct	19 ms	23808 KB	Output is correct
57	Correct	18 ms	23808 KB	Output is correct
58	Correct	18 ms	23808 KB	Output is correct
59	Correct	19 ms	23856 KB	Output is correct
60	Correct	19 ms	23808 KB	Output is correct
61	Correct	19 ms	23680 KB	Output is correct
62	Correct	19 ms	23808 KB	Output is correct
63	Correct	18 ms	23808 KB	Output is correct
64	Correct	18 ms	23808 KB	Output is correct
65	Correct	18 ms	23808 KB	Output is correct
66	Correct	19 ms	23808 KB	Output is correct
67	Correct	18 ms	23808 KB	Output is correct
68	Execution timed out	5067 ms	29560 KB	Time limit exceeded
69	Halted	0 ms	0 KB	-

Subtask #3
0 / 25.0

#	결과	실행 시간	메모리	Grader output
1	Correct	18 ms	23808 KB	Output is correct
2	Correct	18 ms	23808 KB	Output is correct
3	Correct	19 ms	23808 KB	Output is correct
4	Correct	19 ms	23808 KB	Output is correct
5	Correct	18 ms	23808 KB	Output is correct
6	Correct	18 ms	23808 KB	Output is correct
7	Correct	18 ms	23808 KB	Output is correct
8	Correct	18 ms	23808 KB	Output is correct
9	Correct	18 ms	23808 KB	Output is correct
10	Correct	18 ms	23808 KB	Output is correct
11	Correct	18 ms	23808 KB	Output is correct
12	Correct	18 ms	23808 KB	Output is correct
13	Correct	19 ms	23808 KB	Output is correct
14	Correct	18 ms	23808 KB	Output is correct
15	Correct	18 ms	23808 KB	Output is correct
16	Correct	18 ms	23808 KB	Output is correct
17	Correct	18 ms	23808 KB	Output is correct
18	Correct	18 ms	23808 KB	Output is correct
19	Correct	20 ms	23808 KB	Output is correct
20	Correct	18 ms	23936 KB	Output is correct
21	Correct	19 ms	23808 KB	Output is correct
22	Correct	18 ms	23808 KB	Output is correct
23	Correct	18 ms	23808 KB	Output is correct
24	Correct	19 ms	23936 KB	Output is correct
25	Correct	18 ms	23936 KB	Output is correct
26	Correct	19 ms	23936 KB	Output is correct
27	Correct	19 ms	23808 KB	Output is correct
28	Correct	19 ms	23936 KB	Output is correct
29	Correct	20 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	22 ms	23936 KB	Output is correct
33	Correct	22 ms	23936 KB	Output is correct
34	Correct	18 ms	23808 KB	Output is correct
35	Correct	23 ms	23936 KB	Output is correct
36	Correct	23 ms	23936 KB	Output is correct
37	Correct	24 ms	23936 KB	Output is correct
38	Correct	27 ms	24056 KB	Output is correct
39	Correct	26 ms	23936 KB	Output is correct
40	Correct	26 ms	23936 KB	Output is correct
41	Correct	27 ms	24064 KB	Output is correct
42	Correct	28 ms	23936 KB	Output is correct
43	Correct	18 ms	23808 KB	Output is correct
44	Correct	18 ms	23808 KB	Output is correct
45	Correct	18 ms	23808 KB	Output is correct
46	Correct	18 ms	23808 KB	Output is correct
47	Correct	18 ms	23808 KB	Output is correct
48	Correct	18 ms	23808 KB	Output is correct
49	Incorrect	18 ms	23808 KB	Output isn't correct
50	Halted	0 ms	0 KB	-

Subtask #4
0 / 25.0

#	결과	실행 시간	메모리	Grader output
1	Correct	18 ms	23808 KB	Output is correct
2	Correct	18 ms	23808 KB	Output is correct
3	Correct	19 ms	23808 KB	Output is correct
4	Correct	19 ms	23808 KB	Output is correct
5	Correct	18 ms	23808 KB	Output is correct
6	Correct	18 ms	23808 KB	Output is correct
7	Correct	18 ms	23808 KB	Output is correct
8	Correct	18 ms	23808 KB	Output is correct
9	Correct	18 ms	23808 KB	Output is correct
10	Correct	18 ms	23808 KB	Output is correct
11	Correct	18 ms	23808 KB	Output is correct
12	Correct	18 ms	23808 KB	Output is correct
13	Correct	19 ms	23808 KB	Output is correct
14	Correct	18 ms	23808 KB	Output is correct
15	Correct	18 ms	23808 KB	Output is correct
16	Correct	18 ms	23808 KB	Output is correct
17	Correct	18 ms	23808 KB	Output is correct
18	Correct	18 ms	23808 KB	Output is correct
19	Correct	20 ms	23808 KB	Output is correct
20	Correct	18 ms	23936 KB	Output is correct
21	Correct	19 ms	23808 KB	Output is correct
22	Correct	18 ms	23808 KB	Output is correct
23	Correct	18 ms	23808 KB	Output is correct
24	Correct	19 ms	23936 KB	Output is correct
25	Correct	18 ms	23936 KB	Output is correct
26	Correct	19 ms	23936 KB	Output is correct
27	Correct	19 ms	23808 KB	Output is correct
28	Correct	19 ms	23936 KB	Output is correct
29	Correct	20 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	22 ms	23936 KB	Output is correct
33	Correct	22 ms	23936 KB	Output is correct
34	Correct	18 ms	23808 KB	Output is correct
35	Correct	23 ms	23936 KB	Output is correct
36	Correct	23 ms	23936 KB	Output is correct
37	Correct	24 ms	23936 KB	Output is correct
38	Correct	27 ms	24056 KB	Output is correct
39	Correct	26 ms	23936 KB	Output is correct
40	Correct	26 ms	23936 KB	Output is correct
41	Correct	27 ms	24064 KB	Output is correct
42	Correct	28 ms	23936 KB	Output is correct
43	Correct	18 ms	23808 KB	Output is correct
44	Correct	18 ms	23808 KB	Output is correct
45	Correct	18 ms	23808 KB	Output is correct
46	Correct	18 ms	23808 KB	Output is correct
47	Correct	18 ms	23808 KB	Output is correct
48	Correct	18 ms	23808 KB	Output is correct
49	Correct	19 ms	24064 KB	Output is correct
50	Correct	18 ms	23808 KB	Output is correct
51	Correct	18 ms	23808 KB	Output is correct
52	Correct	19 ms	23856 KB	Output is correct
53	Correct	18 ms	23808 KB	Output is correct
54	Correct	18 ms	23808 KB	Output is correct
55	Correct	18 ms	23808 KB	Output is correct
56	Correct	19 ms	23808 KB	Output is correct
57	Correct	18 ms	23808 KB	Output is correct
58	Correct	18 ms	23808 KB	Output is correct
59	Correct	19 ms	23856 KB	Output is correct
60	Correct	19 ms	23808 KB	Output is correct
61	Correct	19 ms	23680 KB	Output is correct
62	Correct	19 ms	23808 KB	Output is correct
63	Correct	18 ms	23808 KB	Output is correct
64	Correct	18 ms	23808 KB	Output is correct
65	Correct	18 ms	23808 KB	Output is correct
66	Correct	19 ms	23808 KB	Output is correct
67	Correct	18 ms	23808 KB	Output is correct
68	Execution timed out	5067 ms	29560 KB	Time limit exceeded
69	Halted	0 ms	0 KB	-

답안 #232642

Compilation message

Subtask #1 25.0 / 25.0

Subtask #2 0 / 25.0

Subtask #3 0 / 25.0

Subtask #4 0 / 25.0

Subtask #1
25.0 / 25.0

Subtask #2
0 / 25.0

Subtask #3
0 / 25.0

Subtask #4
0 / 25.0