답안 #633348

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
633348	2022-08-22T07:15:54 Z	Ez0zIOVgTsSgT	꿈 (IOI13_dreaming)	C++14	47 / 100	72 ms	18020 KB

dreaming

#include "dreaming.h"
#include<bits/stdc++.h>
using namespace std;
 
typedef long long ll;
const int N = 1e5 + 10;
vector<pair<int, int>> adj[N];
vector<int> nodes;
int it, up[N], down[N][2], radius[N], res; bool dd[N];
 
void calc_down(int x, int par) {
	nodes.push_back(x); dd[x] = 1;
	for (pair<int, int> v : adj[x]) if (v.first != par) {
			int i, w; tie(i, w) = v;
			calc_down(i, x);
			if (down[i][0] + w > down[x][0]) {
				down[x][1] = down[x][0];
				down[x][0] = down[i][0] + w;
			}
			else if (down[i][0] + w > down[x][1]) down[x][1] = down[i][0] + w;
		}
}
 
void calc_up(int x, int par) {
	for (pair<int, int> v : adj[x]) if (v.first != par) {
			int i, w; tie(i, w) = v;
			up[i] = up[x] + w;
			if (down[i][0] + w == down[x][0]) up[i] = max(up[i], down[x][1] + w);
			else up[i] = max(up[i], down[x][0] + w);
			calc_up(i, x);
		}
 
	radius[it] = min(radius[it], max(up[x], down[x][0]));
	res = max(res, up[x] + down[x][0]);
}
 
int travelTime(int n, int m, int l, int x[], int y[], int w[]) {
	for (int i = 0; i < m; ++i) {
		++x[i]; ++y[i];
		adj[x[i]].push_back(make_pair(y[i], w[i]));
		adj[y[i]].push_back(make_pair(x[i], w[i]));
	}
 
	for (int i = 1; i <= n; ++i) if (!dd[i]) {
			++it; nodes.clear();
			radius[it] = 2e9;
			calc_down(i, 0);
			calc_up(i, 0);
		}
 
	sort(radius + 1, radius + it + 1, greater<int>());
	if (it > 1) res = max(res, radius[1] + radius[2] + l);
 
	return res;
}

Subtask #1
14.0 / 14.0

#	결과	실행 시간	메모리	Grader output
1	Correct	50 ms	13388 KB	Output is correct
2	Correct	47 ms	13100 KB	Output is correct
3	Correct	29 ms	11292 KB	Output is correct
4	Correct	7 ms	4224 KB	Output is correct
5	Correct	6 ms	3532 KB	Output is correct
6	Correct	11 ms	5076 KB	Output is correct
7	Correct	2 ms	2644 KB	Output is correct
8	Correct	22 ms	7128 KB	Output is correct
9	Correct	34 ms	9396 KB	Output is correct
10	Correct	2 ms	2644 KB	Output is correct
11	Correct	40 ms	10624 KB	Output is correct
12	Correct	46 ms	11888 KB	Output is correct
13	Correct	2 ms	2772 KB	Output is correct

Subtask #2
10.0 / 10.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	2644 KB	Output is correct
2	Correct	2 ms	2644 KB	Output is correct
3	Correct	2 ms	2656 KB	Output is correct
4	Correct	2 ms	2776 KB	Output is correct
5	Correct	1 ms	2644 KB	Output is correct
6	Correct	2 ms	2644 KB	Output is correct
7	Correct	2 ms	2644 KB	Output is correct
8	Correct	2 ms	2652 KB	Output is correct
9	Correct	2 ms	2644 KB	Output is correct
10	Correct	2 ms	2692 KB	Output is correct
11	Correct	2 ms	2656 KB	Output is correct
12	Correct	2 ms	2660 KB	Output is correct
13	Correct	2 ms	2656 KB	Output is correct
14	Correct	2 ms	2644 KB	Output is correct
15	Correct	1 ms	2644 KB	Output is correct
16	Correct	2 ms	2644 KB	Output is correct
17	Correct	2 ms	2644 KB	Output is correct
18	Correct	2 ms	2644 KB	Output is correct
19	Correct	2 ms	2656 KB	Output is correct
20	Correct	2 ms	2656 KB	Output is correct
21	Correct	2 ms	2660 KB	Output is correct
22	Correct	2 ms	2652 KB	Output is correct
23	Correct	2 ms	2656 KB	Output is correct
24	Correct	2 ms	2644 KB	Output is correct
25	Correct	2 ms	2644 KB	Output is correct

Subtask #3
23.0 / 23.0

#	결과	실행 시간	메모리	Grader output
1	Correct	50 ms	13388 KB	Output is correct
2	Correct	47 ms	13100 KB	Output is correct
3	Correct	29 ms	11292 KB	Output is correct
4	Correct	7 ms	4224 KB	Output is correct
5	Correct	6 ms	3532 KB	Output is correct
6	Correct	11 ms	5076 KB	Output is correct
7	Correct	2 ms	2644 KB	Output is correct
8	Correct	22 ms	7128 KB	Output is correct
9	Correct	34 ms	9396 KB	Output is correct
10	Correct	2 ms	2644 KB	Output is correct
11	Correct	40 ms	10624 KB	Output is correct
12	Correct	46 ms	11888 KB	Output is correct
13	Correct	2 ms	2772 KB	Output is correct
14	Correct	2 ms	2644 KB	Output is correct
15	Correct	2 ms	2644 KB	Output is correct
16	Correct	2 ms	2656 KB	Output is correct
17	Correct	2 ms	2776 KB	Output is correct
18	Correct	1 ms	2644 KB	Output is correct
19	Correct	2 ms	2644 KB	Output is correct
20	Correct	2 ms	2644 KB	Output is correct
21	Correct	2 ms	2652 KB	Output is correct
22	Correct	2 ms	2644 KB	Output is correct
23	Correct	2 ms	2692 KB	Output is correct
24	Correct	2 ms	2656 KB	Output is correct
25	Correct	2 ms	2660 KB	Output is correct
26	Correct	2 ms	2656 KB	Output is correct
27	Correct	2 ms	2644 KB	Output is correct
28	Correct	1 ms	2644 KB	Output is correct
29	Correct	2 ms	2644 KB	Output is correct
30	Correct	2 ms	2644 KB	Output is correct
31	Correct	2 ms	2644 KB	Output is correct
32	Correct	2 ms	2656 KB	Output is correct
33	Correct	2 ms	2656 KB	Output is correct
34	Correct	2 ms	2660 KB	Output is correct
35	Correct	2 ms	2652 KB	Output is correct
36	Correct	2 ms	2656 KB	Output is correct
37	Correct	2 ms	2644 KB	Output is correct
38	Correct	2 ms	2644 KB	Output is correct
39	Correct	47 ms	13388 KB	Output is correct
40	Correct	45 ms	13064 KB	Output is correct
41	Correct	28 ms	11336 KB	Output is correct
42	Correct	8 ms	4180 KB	Output is correct
43	Correct	2 ms	2644 KB	Output is correct
44	Correct	2 ms	2644 KB	Output is correct
45	Correct	2 ms	2656 KB	Output is correct
46	Correct	2 ms	2644 KB	Output is correct
47	Correct	2 ms	2644 KB	Output is correct
48	Correct	2 ms	2644 KB	Output is correct
49	Correct	1 ms	2656 KB	Output is correct
50	Correct	2 ms	2656 KB	Output is correct
51	Correct	2 ms	2644 KB	Output is correct
52	Correct	2 ms	2644 KB	Output is correct
53	Correct	2 ms	2644 KB	Output is correct
54	Correct	1 ms	2644 KB	Output is correct
55	Correct	2 ms	2644 KB	Output is correct
56	Correct	2 ms	2644 KB	Output is correct
57	Correct	57 ms	10900 KB	Output is correct
58	Correct	66 ms	10752 KB	Output is correct
59	Correct	61 ms	10792 KB	Output is correct
60	Correct	57 ms	10716 KB	Output is correct
61	Correct	58 ms	10824 KB	Output is correct
62	Correct	54 ms	10764 KB	Output is correct
63	Correct	53 ms	10636 KB	Output is correct
64	Correct	58 ms	10572 KB	Output is correct
65	Correct	57 ms	10884 KB	Output is correct
66	Correct	56 ms	10824 KB	Output is correct
67	Correct	56 ms	10776 KB	Output is correct
68	Correct	59 ms	10784 KB	Output is correct
69	Correct	59 ms	10980 KB	Output is correct
70	Correct	59 ms	10952 KB	Output is correct
71	Correct	2 ms	2648 KB	Output is correct
72	Correct	3 ms	2900 KB	Output is correct
73	Correct	4 ms	2900 KB	Output is correct
74	Correct	3 ms	2900 KB	Output is correct
75	Correct	3 ms	2900 KB	Output is correct
76	Correct	3 ms	2900 KB	Output is correct
77	Correct	3 ms	2948 KB	Output is correct
78	Correct	3 ms	2900 KB	Output is correct
79	Correct	3 ms	3028 KB	Output is correct
80	Correct	59 ms	11068 KB	Output is correct
81	Correct	59 ms	10708 KB	Output is correct
82	Correct	54 ms	10952 KB	Output is correct
83	Correct	63 ms	10964 KB	Output is correct
84	Correct	3 ms	2816 KB	Output is correct
85	Correct	3 ms	2772 KB	Output is correct
86	Correct	3 ms	2772 KB	Output is correct
87	Correct	3 ms	2772 KB	Output is correct
88	Correct	3 ms	2772 KB	Output is correct
89	Correct	3 ms	2828 KB	Output is correct
90	Correct	3 ms	2772 KB	Output is correct
91	Correct	3 ms	2900 KB	Output is correct
92	Correct	3 ms	2900 KB	Output is correct
93	Correct	2 ms	2796 KB	Output is correct
94	Correct	2 ms	2644 KB	Output is correct
95	Correct	2 ms	2644 KB	Output is correct
96	Correct	2 ms	2768 KB	Output is correct
97	Correct	2 ms	2656 KB	Output is correct
98	Correct	2 ms	2644 KB	Output is correct
99	Correct	2 ms	2644 KB	Output is correct
100	Correct	2 ms	2644 KB	Output is correct
101	Correct	3 ms	2644 KB	Output is correct
102	Correct	2 ms	2644 KB	Output is correct
103	Correct	2 ms	2656 KB	Output is correct
104	Correct	6 ms	3540 KB	Output is correct
105	Correct	11 ms	5104 KB	Output is correct
106	Correct	2 ms	2644 KB	Output is correct
107	Correct	20 ms	7104 KB	Output is correct
108	Correct	28 ms	9428 KB	Output is correct
109	Correct	2 ms	2772 KB	Output is correct
110	Correct	45 ms	10572 KB	Output is correct
111	Correct	54 ms	11844 KB	Output is correct
112	Correct	2 ms	2772 KB	Output is correct
113	Correct	72 ms	18020 KB	Output is correct

Subtask #4
0 / 18.0

#	결과	실행 시간	메모리	Grader output
1	Correct	18 ms	6740 KB	Output is correct
2	Incorrect	18 ms	6868 KB	Output isn't correct
3	Halted	0 ms	0 KB	-

Subtask #5
0 / 12.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	2644 KB	Output is correct
2	Correct	2 ms	2644 KB	Output is correct
3	Correct	2 ms	2656 KB	Output is correct
4	Correct	2 ms	2776 KB	Output is correct
5	Correct	1 ms	2644 KB	Output is correct
6	Correct	2 ms	2644 KB	Output is correct
7	Correct	2 ms	2644 KB	Output is correct
8	Correct	2 ms	2652 KB	Output is correct
9	Correct	2 ms	2644 KB	Output is correct
10	Correct	2 ms	2692 KB	Output is correct
11	Correct	2 ms	2656 KB	Output is correct
12	Correct	2 ms	2660 KB	Output is correct
13	Correct	2 ms	2656 KB	Output is correct
14	Correct	2 ms	2644 KB	Output is correct
15	Correct	1 ms	2644 KB	Output is correct
16	Correct	2 ms	2644 KB	Output is correct
17	Correct	2 ms	2644 KB	Output is correct
18	Correct	2 ms	2644 KB	Output is correct
19	Correct	2 ms	2656 KB	Output is correct
20	Correct	2 ms	2656 KB	Output is correct
21	Correct	2 ms	2660 KB	Output is correct
22	Correct	2 ms	2652 KB	Output is correct
23	Correct	2 ms	2656 KB	Output is correct
24	Correct	2 ms	2644 KB	Output is correct
25	Correct	2 ms	2644 KB	Output is correct
26	Correct	3 ms	2644 KB	Output is correct
27	Correct	2 ms	2796 KB	Output is correct
28	Correct	3 ms	2796 KB	Output is correct
29	Correct	2 ms	2644 KB	Output is correct
30	Correct	3 ms	2772 KB	Output is correct
31	Correct	3 ms	2900 KB	Output is correct
32	Incorrect	3 ms	2644 KB	Output isn't correct
33	Halted	0 ms	0 KB	-

Subtask #6
0 / 23.0

#	결과	실행 시간	메모리	Grader output
1	Correct	50 ms	13388 KB	Output is correct
2	Correct	47 ms	13100 KB	Output is correct
3	Correct	29 ms	11292 KB	Output is correct
4	Correct	7 ms	4224 KB	Output is correct
5	Correct	6 ms	3532 KB	Output is correct
6	Correct	11 ms	5076 KB	Output is correct
7	Correct	2 ms	2644 KB	Output is correct
8	Correct	22 ms	7128 KB	Output is correct
9	Correct	34 ms	9396 KB	Output is correct
10	Correct	2 ms	2644 KB	Output is correct
11	Correct	40 ms	10624 KB	Output is correct
12	Correct	46 ms	11888 KB	Output is correct
13	Correct	2 ms	2772 KB	Output is correct
14	Correct	2 ms	2644 KB	Output is correct
15	Correct	2 ms	2644 KB	Output is correct
16	Correct	2 ms	2656 KB	Output is correct
17	Correct	2 ms	2776 KB	Output is correct
18	Correct	1 ms	2644 KB	Output is correct
19	Correct	2 ms	2644 KB	Output is correct
20	Correct	2 ms	2644 KB	Output is correct
21	Correct	2 ms	2652 KB	Output is correct
22	Correct	2 ms	2644 KB	Output is correct
23	Correct	2 ms	2692 KB	Output is correct
24	Correct	2 ms	2656 KB	Output is correct
25	Correct	2 ms	2660 KB	Output is correct
26	Correct	2 ms	2656 KB	Output is correct
27	Correct	2 ms	2644 KB	Output is correct
28	Correct	1 ms	2644 KB	Output is correct
29	Correct	2 ms	2644 KB	Output is correct
30	Correct	2 ms	2644 KB	Output is correct
31	Correct	2 ms	2644 KB	Output is correct
32	Correct	2 ms	2656 KB	Output is correct
33	Correct	2 ms	2656 KB	Output is correct
34	Correct	2 ms	2660 KB	Output is correct
35	Correct	2 ms	2652 KB	Output is correct
36	Correct	2 ms	2656 KB	Output is correct
37	Correct	2 ms	2644 KB	Output is correct
38	Correct	2 ms	2644 KB	Output is correct
39	Correct	47 ms	13388 KB	Output is correct
40	Correct	45 ms	13064 KB	Output is correct
41	Correct	28 ms	11336 KB	Output is correct
42	Correct	8 ms	4180 KB	Output is correct
43	Correct	2 ms	2644 KB	Output is correct
44	Correct	2 ms	2644 KB	Output is correct
45	Correct	2 ms	2656 KB	Output is correct
46	Correct	2 ms	2644 KB	Output is correct
47	Correct	2 ms	2644 KB	Output is correct
48	Correct	2 ms	2644 KB	Output is correct
49	Correct	1 ms	2656 KB	Output is correct
50	Correct	2 ms	2656 KB	Output is correct
51	Correct	2 ms	2644 KB	Output is correct
52	Correct	2 ms	2644 KB	Output is correct
53	Correct	2 ms	2644 KB	Output is correct
54	Correct	1 ms	2644 KB	Output is correct
55	Correct	2 ms	2644 KB	Output is correct
56	Correct	2 ms	2644 KB	Output is correct
57	Correct	57 ms	10900 KB	Output is correct
58	Correct	66 ms	10752 KB	Output is correct
59	Correct	61 ms	10792 KB	Output is correct
60	Correct	57 ms	10716 KB	Output is correct
61	Correct	58 ms	10824 KB	Output is correct
62	Correct	54 ms	10764 KB	Output is correct
63	Correct	53 ms	10636 KB	Output is correct
64	Correct	58 ms	10572 KB	Output is correct
65	Correct	57 ms	10884 KB	Output is correct
66	Correct	56 ms	10824 KB	Output is correct
67	Correct	56 ms	10776 KB	Output is correct
68	Correct	59 ms	10784 KB	Output is correct
69	Correct	59 ms	10980 KB	Output is correct
70	Correct	59 ms	10952 KB	Output is correct
71	Correct	2 ms	2648 KB	Output is correct
72	Correct	3 ms	2900 KB	Output is correct
73	Correct	4 ms	2900 KB	Output is correct
74	Correct	3 ms	2900 KB	Output is correct
75	Correct	3 ms	2900 KB	Output is correct
76	Correct	3 ms	2900 KB	Output is correct
77	Correct	3 ms	2948 KB	Output is correct
78	Correct	3 ms	2900 KB	Output is correct
79	Correct	3 ms	3028 KB	Output is correct
80	Correct	59 ms	11068 KB	Output is correct
81	Correct	59 ms	10708 KB	Output is correct
82	Correct	54 ms	10952 KB	Output is correct
83	Correct	63 ms	10964 KB	Output is correct
84	Correct	3 ms	2816 KB	Output is correct
85	Correct	3 ms	2772 KB	Output is correct
86	Correct	3 ms	2772 KB	Output is correct
87	Correct	3 ms	2772 KB	Output is correct
88	Correct	3 ms	2772 KB	Output is correct
89	Correct	3 ms	2828 KB	Output is correct
90	Correct	3 ms	2772 KB	Output is correct
91	Correct	3 ms	2900 KB	Output is correct
92	Correct	3 ms	2900 KB	Output is correct
93	Correct	2 ms	2796 KB	Output is correct
94	Correct	2 ms	2644 KB	Output is correct
95	Correct	2 ms	2644 KB	Output is correct
96	Correct	2 ms	2768 KB	Output is correct
97	Correct	2 ms	2656 KB	Output is correct
98	Correct	2 ms	2644 KB	Output is correct
99	Correct	2 ms	2644 KB	Output is correct
100	Correct	2 ms	2644 KB	Output is correct
101	Correct	3 ms	2644 KB	Output is correct
102	Correct	2 ms	2644 KB	Output is correct
103	Correct	2 ms	2656 KB	Output is correct
104	Correct	6 ms	3540 KB	Output is correct
105	Correct	11 ms	5104 KB	Output is correct
106	Correct	2 ms	2644 KB	Output is correct
107	Correct	20 ms	7104 KB	Output is correct
108	Correct	28 ms	9428 KB	Output is correct
109	Correct	2 ms	2772 KB	Output is correct
110	Correct	45 ms	10572 KB	Output is correct
111	Correct	54 ms	11844 KB	Output is correct
112	Correct	2 ms	2772 KB	Output is correct
113	Correct	72 ms	18020 KB	Output is correct
114	Correct	18 ms	6740 KB	Output is correct
115	Incorrect	18 ms	6868 KB	Output isn't correct
116	Halted	0 ms	0 KB	-

답안 #633348

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