Submission #976242

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
976242	2024-05-06T10:46:44 Z	Amaarsaa	Dreaming (IOI13_dreaming)	C++14	47 / 100	66 ms	16592 KB

dreaming

#include<bits/stdc++.h>
#include "dreaming.h"
using namespace std;
vector < pair < int , int > > adj[100005];
int d[100004], used[100004];
int to[100005];
void dfs(int node, int parent, int dist) {
	d[node] = 0;
	to[node] = -1;
	used[node] = 1;
	for ( pair < int, int >& A : adj[node]) {
		int child = A.first;
		if ( child == parent) continue;
		dfs(child, node, dist + A.second);
		if ( d[node] < d[child] + A.second) {
			d[node] = d[child] + A.second;
			to[node] = child;
		}
	}
}
int ans = 0;
vector < int > Ans;
void Go(int x) {
	int y;
	dfs(x, x, 0);
	while(to[x] != -1) x = to[x];
	y = x;
	dfs(x, x, 0);
	int dist = d[x];
	vector < int > v;
	while (to[x] != -1) {
		v.push_back(x);
		x = to[x];
	}
	v.push_back(x);
	int s = 2e9;
	for ( int X : v) {
		s = min(s, max(d[X], dist -d[X])); 
	}
	ans = max(ans, dist);
	Ans.push_back(s);
}
int travelTime(int N, int M, int L, int A[], int B[], int T[]) {
	for (int i = 0; i < M; i ++) {
		adj[A[i]].push_back({B[i], T[i]});
		adj[B[i]].push_back({A[i], T[i]});
	}
	for (int i = 0; i < N; i ++) {
		if (!used[i]) {
			Go(i);
		}
	}
	sort(Ans.rbegin(), Ans.rend());
//	if ( Ans.size() == 1) return ans;
	if ( Ans.size() == 2) return max(ans, Ans[0] + Ans[1] + L);
	return max(ans, max(Ans[0] + Ans[1] + L, Ans[1] + Ans[2] + 2 *L));
}

Compilation message

dreaming.cpp: In function 'void Go(int)':
dreaming.cpp:24:6: warning: variable 'y' set but not used [-Wunused-but-set-variable]
   24 |  int y;
      |      ^

Subtask #1
14.0 / 14.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	44 ms	16088 KB	Output is correct
2	Correct	35 ms	15828 KB	Output is correct
3	Correct	22 ms	12444 KB	Output is correct
4	Correct	8 ms	6488 KB	Output is correct
5	Correct	5 ms	5724 KB	Output is correct
6	Correct	9 ms	7368 KB	Output is correct
7	Correct	1 ms	4956 KB	Output is correct
8	Correct	18 ms	8460 KB	Output is correct
9	Correct	21 ms	10068 KB	Output is correct
10	Correct	1 ms	4956 KB	Output is correct
11	Correct	34 ms	11280 KB	Output is correct
12	Correct	33 ms	13528 KB	Output is correct
13	Correct	2 ms	4956 KB	Output is correct

Subtask #2
10.0 / 10.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	4956 KB	Output is correct
2	Correct	1 ms	4956 KB	Output is correct
3	Correct	2 ms	4956 KB	Output is correct
4	Correct	1 ms	4956 KB	Output is correct
5	Correct	1 ms	4952 KB	Output is correct
6	Correct	1 ms	4956 KB	Output is correct
7	Correct	1 ms	4956 KB	Output is correct
8	Correct	2 ms	4952 KB	Output is correct
9	Correct	1 ms	4956 KB	Output is correct
10	Correct	1 ms	4956 KB	Output is correct
11	Correct	1 ms	4956 KB	Output is correct
12	Correct	1 ms	4956 KB	Output is correct
13	Correct	1 ms	4956 KB	Output is correct
14	Correct	1 ms	4956 KB	Output is correct
15	Correct	1 ms	4952 KB	Output is correct
16	Correct	1 ms	4956 KB	Output is correct
17	Correct	1 ms	4952 KB	Output is correct
18	Correct	1 ms	4952 KB	Output is correct
19	Correct	1 ms	4956 KB	Output is correct
20	Correct	1 ms	4956 KB	Output is correct
21	Correct	1 ms	4956 KB	Output is correct
22	Correct	1 ms	4956 KB	Output is correct
23	Correct	1 ms	4956 KB	Output is correct
24	Correct	1 ms	4956 KB	Output is correct
25	Correct	2 ms	4956 KB	Output is correct

Subtask #3
23.0 / 23.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	44 ms	16088 KB	Output is correct
2	Correct	35 ms	15828 KB	Output is correct
3	Correct	22 ms	12444 KB	Output is correct
4	Correct	8 ms	6488 KB	Output is correct
5	Correct	5 ms	5724 KB	Output is correct
6	Correct	9 ms	7368 KB	Output is correct
7	Correct	1 ms	4956 KB	Output is correct
8	Correct	18 ms	8460 KB	Output is correct
9	Correct	21 ms	10068 KB	Output is correct
10	Correct	1 ms	4956 KB	Output is correct
11	Correct	34 ms	11280 KB	Output is correct
12	Correct	33 ms	13528 KB	Output is correct
13	Correct	2 ms	4956 KB	Output is correct
14	Correct	1 ms	4956 KB	Output is correct
15	Correct	1 ms	4956 KB	Output is correct
16	Correct	2 ms	4956 KB	Output is correct
17	Correct	1 ms	4956 KB	Output is correct
18	Correct	1 ms	4952 KB	Output is correct
19	Correct	1 ms	4956 KB	Output is correct
20	Correct	1 ms	4956 KB	Output is correct
21	Correct	2 ms	4952 KB	Output is correct
22	Correct	1 ms	4956 KB	Output is correct
23	Correct	1 ms	4956 KB	Output is correct
24	Correct	1 ms	4956 KB	Output is correct
25	Correct	1 ms	4956 KB	Output is correct
26	Correct	1 ms	4956 KB	Output is correct
27	Correct	1 ms	4956 KB	Output is correct
28	Correct	1 ms	4952 KB	Output is correct
29	Correct	1 ms	4956 KB	Output is correct
30	Correct	1 ms	4952 KB	Output is correct
31	Correct	1 ms	4952 KB	Output is correct
32	Correct	1 ms	4956 KB	Output is correct
33	Correct	1 ms	4956 KB	Output is correct
34	Correct	1 ms	4956 KB	Output is correct
35	Correct	1 ms	4956 KB	Output is correct
36	Correct	1 ms	4956 KB	Output is correct
37	Correct	1 ms	4956 KB	Output is correct
38	Correct	2 ms	4956 KB	Output is correct
39	Correct	33 ms	15784 KB	Output is correct
40	Correct	36 ms	16084 KB	Output is correct
41	Correct	22 ms	12240 KB	Output is correct
42	Correct	6 ms	6492 KB	Output is correct
43	Correct	1 ms	4956 KB	Output is correct
44	Correct	1 ms	4956 KB	Output is correct
45	Correct	2 ms	4956 KB	Output is correct
46	Correct	1 ms	4956 KB	Output is correct
47	Correct	1 ms	4956 KB	Output is correct
48	Correct	1 ms	4956 KB	Output is correct
49	Correct	1 ms	4956 KB	Output is correct
50	Correct	1 ms	4956 KB	Output is correct
51	Correct	1 ms	4956 KB	Output is correct
52	Correct	1 ms	4956 KB	Output is correct
53	Correct	1 ms	4956 KB	Output is correct
54	Correct	1 ms	4956 KB	Output is correct
55	Correct	1 ms	4956 KB	Output is correct
56	Correct	1 ms	4956 KB	Output is correct
57	Correct	40 ms	9472 KB	Output is correct
58	Correct	37 ms	9196 KB	Output is correct
59	Correct	37 ms	9300 KB	Output is correct
60	Correct	36 ms	9296 KB	Output is correct
61	Correct	38 ms	9300 KB	Output is correct
62	Correct	36 ms	9120 KB	Output is correct
63	Correct	40 ms	9052 KB	Output is correct
64	Correct	33 ms	9044 KB	Output is correct
65	Correct	35 ms	9300 KB	Output is correct
66	Correct	35 ms	9424 KB	Output is correct
67	Correct	38 ms	9300 KB	Output is correct
68	Correct	37 ms	9044 KB	Output is correct
69	Correct	40 ms	9556 KB	Output is correct
70	Correct	37 ms	9124 KB	Output is correct
71	Correct	1 ms	4952 KB	Output is correct
72	Correct	2 ms	4956 KB	Output is correct
73	Correct	2 ms	4956 KB	Output is correct
74	Correct	2 ms	4956 KB	Output is correct
75	Correct	3 ms	4956 KB	Output is correct
76	Correct	2 ms	5212 KB	Output is correct
77	Correct	2 ms	4956 KB	Output is correct
78	Correct	2 ms	4956 KB	Output is correct
79	Correct	2 ms	4956 KB	Output is correct
80	Correct	37 ms	9564 KB	Output is correct
81	Correct	45 ms	9300 KB	Output is correct
82	Correct	36 ms	9272 KB	Output is correct
83	Correct	41 ms	8992 KB	Output is correct
84	Correct	2 ms	4956 KB	Output is correct
85	Correct	2 ms	4956 KB	Output is correct
86	Correct	2 ms	4972 KB	Output is correct
87	Correct	2 ms	4956 KB	Output is correct
88	Correct	2 ms	4956 KB	Output is correct
89	Correct	2 ms	4956 KB	Output is correct
90	Correct	2 ms	4956 KB	Output is correct
91	Correct	2 ms	4956 KB	Output is correct
92	Correct	2 ms	4956 KB	Output is correct
93	Correct	2 ms	4956 KB	Output is correct
94	Correct	1 ms	4952 KB	Output is correct
95	Correct	1 ms	4956 KB	Output is correct
96	Correct	2 ms	4952 KB	Output is correct
97	Correct	1 ms	4956 KB	Output is correct
98	Correct	1 ms	4956 KB	Output is correct
99	Correct	1 ms	4956 KB	Output is correct
100	Correct	1 ms	4956 KB	Output is correct
101	Correct	1 ms	4952 KB	Output is correct
102	Correct	2 ms	4956 KB	Output is correct
103	Correct	2 ms	4956 KB	Output is correct
104	Correct	6 ms	5724 KB	Output is correct
105	Correct	9 ms	7260 KB	Output is correct
106	Correct	1 ms	4956 KB	Output is correct
107	Correct	17 ms	8416 KB	Output is correct
108	Correct	22 ms	10080 KB	Output is correct
109	Correct	1 ms	4956 KB	Output is correct
110	Correct	33 ms	11484 KB	Output is correct
111	Correct	35 ms	13640 KB	Output is correct
112	Correct	2 ms	4952 KB	Output is correct
113	Correct	66 ms	16592 KB	Output is correct

Subtask #4
0 / 18.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	18 ms	7392 KB	Output is correct
2	Correct	15 ms	7516 KB	Output is correct
3	Correct	15 ms	7392 KB	Output is correct
4	Correct	15 ms	7384 KB	Output is correct
5	Correct	14 ms	7388 KB	Output is correct
6	Correct	16 ms	7804 KB	Output is correct
7	Correct	16 ms	7512 KB	Output is correct
8	Correct	17 ms	7260 KB	Output is correct
9	Correct	15 ms	7384 KB	Output is correct
10	Correct	15 ms	7640 KB	Output is correct
11	Correct	1 ms	4956 KB	Output is correct
12	Correct	5 ms	5592 KB	Output is correct
13	Correct	5 ms	5592 KB	Output is correct
14	Correct	5 ms	5592 KB	Output is correct
15	Correct	5 ms	5588 KB	Output is correct
16	Correct	5 ms	5592 KB	Output is correct
17	Correct	5 ms	5592 KB	Output is correct
18	Correct	5 ms	5588 KB	Output is correct
19	Correct	5 ms	5588 KB	Output is correct
20	Incorrect	1 ms	4956 KB	Output isn't correct
21	Halted	0 ms	0 KB	-

Subtask #5
0 / 12.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	4956 KB	Output is correct
2	Correct	1 ms	4956 KB	Output is correct
3	Correct	2 ms	4956 KB	Output is correct
4	Correct	1 ms	4956 KB	Output is correct
5	Correct	1 ms	4952 KB	Output is correct
6	Correct	1 ms	4956 KB	Output is correct
7	Correct	1 ms	4956 KB	Output is correct
8	Correct	2 ms	4952 KB	Output is correct
9	Correct	1 ms	4956 KB	Output is correct
10	Correct	1 ms	4956 KB	Output is correct
11	Correct	1 ms	4956 KB	Output is correct
12	Correct	1 ms	4956 KB	Output is correct
13	Correct	1 ms	4956 KB	Output is correct
14	Correct	1 ms	4956 KB	Output is correct
15	Correct	1 ms	4952 KB	Output is correct
16	Correct	1 ms	4956 KB	Output is correct
17	Correct	1 ms	4952 KB	Output is correct
18	Correct	1 ms	4952 KB	Output is correct
19	Correct	1 ms	4956 KB	Output is correct
20	Correct	1 ms	4956 KB	Output is correct
21	Correct	1 ms	4956 KB	Output is correct
22	Correct	1 ms	4956 KB	Output is correct
23	Correct	1 ms	4956 KB	Output is correct
24	Correct	1 ms	4956 KB	Output is correct
25	Correct	2 ms	4956 KB	Output is correct
26	Correct	1 ms	4956 KB	Output is correct
27	Correct	2 ms	4956 KB	Output is correct
28	Correct	2 ms	4952 KB	Output is correct
29	Correct	1 ms	4956 KB	Output is correct
30	Correct	1 ms	4956 KB	Output is correct
31	Correct	2 ms	4956 KB	Output is correct
32	Correct	2 ms	4956 KB	Output is correct
33	Correct	2 ms	4956 KB	Output is correct
34	Correct	2 ms	4956 KB	Output is correct
35	Correct	1 ms	4956 KB	Output is correct
36	Correct	1 ms	4956 KB	Output is correct
37	Correct	2 ms	4956 KB	Output is correct
38	Correct	1 ms	4956 KB	Output is correct
39	Correct	1 ms	4956 KB	Output is correct
40	Correct	1 ms	4956 KB	Output is correct
41	Correct	2 ms	4956 KB	Output is correct
42	Correct	1 ms	4956 KB	Output is correct
43	Correct	1 ms	4956 KB	Output is correct
44	Correct	1 ms	4952 KB	Output is correct
45	Correct	2 ms	4952 KB	Output is correct
46	Correct	1 ms	4956 KB	Output is correct
47	Correct	1 ms	4956 KB	Output is correct
48	Correct	1 ms	4956 KB	Output is correct
49	Correct	1 ms	4956 KB	Output is correct
50	Correct	1 ms	4956 KB	Output is correct
51	Correct	1 ms	4956 KB	Output is correct
52	Incorrect	1 ms	4956 KB	Output isn't correct
53	Halted	0 ms	0 KB	-

Subtask #6
0 / 23.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	44 ms	16088 KB	Output is correct
2	Correct	35 ms	15828 KB	Output is correct
3	Correct	22 ms	12444 KB	Output is correct
4	Correct	8 ms	6488 KB	Output is correct
5	Correct	5 ms	5724 KB	Output is correct
6	Correct	9 ms	7368 KB	Output is correct
7	Correct	1 ms	4956 KB	Output is correct
8	Correct	18 ms	8460 KB	Output is correct
9	Correct	21 ms	10068 KB	Output is correct
10	Correct	1 ms	4956 KB	Output is correct
11	Correct	34 ms	11280 KB	Output is correct
12	Correct	33 ms	13528 KB	Output is correct
13	Correct	2 ms	4956 KB	Output is correct
14	Correct	1 ms	4956 KB	Output is correct
15	Correct	1 ms	4956 KB	Output is correct
16	Correct	2 ms	4956 KB	Output is correct
17	Correct	1 ms	4956 KB	Output is correct
18	Correct	1 ms	4952 KB	Output is correct
19	Correct	1 ms	4956 KB	Output is correct
20	Correct	1 ms	4956 KB	Output is correct
21	Correct	2 ms	4952 KB	Output is correct
22	Correct	1 ms	4956 KB	Output is correct
23	Correct	1 ms	4956 KB	Output is correct
24	Correct	1 ms	4956 KB	Output is correct
25	Correct	1 ms	4956 KB	Output is correct
26	Correct	1 ms	4956 KB	Output is correct
27	Correct	1 ms	4956 KB	Output is correct
28	Correct	1 ms	4952 KB	Output is correct
29	Correct	1 ms	4956 KB	Output is correct
30	Correct	1 ms	4952 KB	Output is correct
31	Correct	1 ms	4952 KB	Output is correct
32	Correct	1 ms	4956 KB	Output is correct
33	Correct	1 ms	4956 KB	Output is correct
34	Correct	1 ms	4956 KB	Output is correct
35	Correct	1 ms	4956 KB	Output is correct
36	Correct	1 ms	4956 KB	Output is correct
37	Correct	1 ms	4956 KB	Output is correct
38	Correct	2 ms	4956 KB	Output is correct
39	Correct	33 ms	15784 KB	Output is correct
40	Correct	36 ms	16084 KB	Output is correct
41	Correct	22 ms	12240 KB	Output is correct
42	Correct	6 ms	6492 KB	Output is correct
43	Correct	1 ms	4956 KB	Output is correct
44	Correct	1 ms	4956 KB	Output is correct
45	Correct	2 ms	4956 KB	Output is correct
46	Correct	1 ms	4956 KB	Output is correct
47	Correct	1 ms	4956 KB	Output is correct
48	Correct	1 ms	4956 KB	Output is correct
49	Correct	1 ms	4956 KB	Output is correct
50	Correct	1 ms	4956 KB	Output is correct
51	Correct	1 ms	4956 KB	Output is correct
52	Correct	1 ms	4956 KB	Output is correct
53	Correct	1 ms	4956 KB	Output is correct
54	Correct	1 ms	4956 KB	Output is correct
55	Correct	1 ms	4956 KB	Output is correct
56	Correct	1 ms	4956 KB	Output is correct
57	Correct	40 ms	9472 KB	Output is correct
58	Correct	37 ms	9196 KB	Output is correct
59	Correct	37 ms	9300 KB	Output is correct
60	Correct	36 ms	9296 KB	Output is correct
61	Correct	38 ms	9300 KB	Output is correct
62	Correct	36 ms	9120 KB	Output is correct
63	Correct	40 ms	9052 KB	Output is correct
64	Correct	33 ms	9044 KB	Output is correct
65	Correct	35 ms	9300 KB	Output is correct
66	Correct	35 ms	9424 KB	Output is correct
67	Correct	38 ms	9300 KB	Output is correct
68	Correct	37 ms	9044 KB	Output is correct
69	Correct	40 ms	9556 KB	Output is correct
70	Correct	37 ms	9124 KB	Output is correct
71	Correct	1 ms	4952 KB	Output is correct
72	Correct	2 ms	4956 KB	Output is correct
73	Correct	2 ms	4956 KB	Output is correct
74	Correct	2 ms	4956 KB	Output is correct
75	Correct	3 ms	4956 KB	Output is correct
76	Correct	2 ms	5212 KB	Output is correct
77	Correct	2 ms	4956 KB	Output is correct
78	Correct	2 ms	4956 KB	Output is correct
79	Correct	2 ms	4956 KB	Output is correct
80	Correct	37 ms	9564 KB	Output is correct
81	Correct	45 ms	9300 KB	Output is correct
82	Correct	36 ms	9272 KB	Output is correct
83	Correct	41 ms	8992 KB	Output is correct
84	Correct	2 ms	4956 KB	Output is correct
85	Correct	2 ms	4956 KB	Output is correct
86	Correct	2 ms	4972 KB	Output is correct
87	Correct	2 ms	4956 KB	Output is correct
88	Correct	2 ms	4956 KB	Output is correct
89	Correct	2 ms	4956 KB	Output is correct
90	Correct	2 ms	4956 KB	Output is correct
91	Correct	2 ms	4956 KB	Output is correct
92	Correct	2 ms	4956 KB	Output is correct
93	Correct	2 ms	4956 KB	Output is correct
94	Correct	1 ms	4952 KB	Output is correct
95	Correct	1 ms	4956 KB	Output is correct
96	Correct	2 ms	4952 KB	Output is correct
97	Correct	1 ms	4956 KB	Output is correct
98	Correct	1 ms	4956 KB	Output is correct
99	Correct	1 ms	4956 KB	Output is correct
100	Correct	1 ms	4956 KB	Output is correct
101	Correct	1 ms	4952 KB	Output is correct
102	Correct	2 ms	4956 KB	Output is correct
103	Correct	2 ms	4956 KB	Output is correct
104	Correct	6 ms	5724 KB	Output is correct
105	Correct	9 ms	7260 KB	Output is correct
106	Correct	1 ms	4956 KB	Output is correct
107	Correct	17 ms	8416 KB	Output is correct
108	Correct	22 ms	10080 KB	Output is correct
109	Correct	1 ms	4956 KB	Output is correct
110	Correct	33 ms	11484 KB	Output is correct
111	Correct	35 ms	13640 KB	Output is correct
112	Correct	2 ms	4952 KB	Output is correct
113	Correct	66 ms	16592 KB	Output is correct
114	Correct	18 ms	7392 KB	Output is correct
115	Correct	15 ms	7516 KB	Output is correct
116	Correct	15 ms	7392 KB	Output is correct
117	Correct	15 ms	7384 KB	Output is correct
118	Correct	14 ms	7388 KB	Output is correct
119	Correct	16 ms	7804 KB	Output is correct
120	Correct	16 ms	7512 KB	Output is correct
121	Correct	17 ms	7260 KB	Output is correct
122	Correct	15 ms	7384 KB	Output is correct
123	Correct	15 ms	7640 KB	Output is correct
124	Correct	1 ms	4956 KB	Output is correct
125	Correct	5 ms	5592 KB	Output is correct
126	Correct	5 ms	5592 KB	Output is correct
127	Correct	5 ms	5592 KB	Output is correct
128	Correct	5 ms	5588 KB	Output is correct
129	Correct	5 ms	5592 KB	Output is correct
130	Correct	5 ms	5592 KB	Output is correct
131	Correct	5 ms	5588 KB	Output is correct
132	Correct	5 ms	5588 KB	Output is correct
133	Incorrect	1 ms	4956 KB	Output isn't correct
134	Halted	0 ms	0 KB	-

Submission #976242

Compilation message

Subtask #1 14.0 / 14.0

Subtask #2 10.0 / 10.0

Subtask #3 23.0 / 23.0

Subtask #4 0 / 18.0

Subtask #5 0 / 12.0

Subtask #6 0 / 23.0

Subtask #1
14.0 / 14.0

Subtask #2
10.0 / 10.0

Subtask #3
23.0 / 23.0

Subtask #4
0 / 18.0

Subtask #5
0 / 12.0

Subtask #6
0 / 23.0