답안 #728870

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
728870	2023-04-23T08:18:26 Z	Rasoul006	꿈 (IOI13_dreaming)	C++17	47 / 100	95 ms	18508 KB

dreaming

#include "dreaming.h"

#include <bits/stdc++.h>

#define endl "\n"

#define F first

#define S second

#define pb push_back

#define all(x) x.begin() , x.end()

typedef long long ll;

using namespace std;

const int N = 1e5+5;

const long long oo = 1e18 ;

vector <pair <ll,ll>> v[N] ;

vector <ll> vec ;

ll n , m , best , mx , dis[N] , len , ans ;

bool vis[N] ;

pair <ll,ll> dfs (ll u , ll p)
{
    vis[u] = true ;

    pair <ll,ll> ret = {0 , u} ;

    for (auto it : v[u])
    {
        if (it.F == p) continue ;

        pair <ll,ll> p = dfs(it.F , u) ;

        p.F += it.S ;

        ret = max(ret , p) ;
    }

    best = min(best , max(len - ret.F , ret.F) ) ;

    return ret ;
}

ll get (ll p)
{
    ll p1 ;
    p1 = dfs(p , p).S ;
    len = dfs(p1 , p1).F ;
    ans = max(ans , len);
    best = oo ;
    dfs(p1 , p1) ;

    return best ;
}
int travelTime(int N, int M, int L, int A[], int B[], int T[])
{
    n = N ; m = M ;

    for (int i = 0 ; i<m ; i++)
    {
        v[B[i]].pb({A[i] , T[i]});
        v[A[i]].pb({B[i] , T[i]});
    }

    for (int i = 0 ; i<n ; i++)
    {
        if (!vis[i])
            vec.pb(get(i)) ;
    }

    sort (all(vec)); reverse(all(vec));

    ans = max(ans , vec[0] + vec[1] + L) ;

    if (vec.size() > 2)
        ans = max (ans , vec[1] + vec[2] + L + L) ;

    return ans ;
}

Subtask #1
14.0 / 14.0

#	결과	실행 시간	메모리	Grader output
1	Correct	45 ms	15308 KB	Output is correct
2	Correct	45 ms	15136 KB	Output is correct
3	Correct	31 ms	10864 KB	Output is correct
4	Correct	7 ms	4472 KB	Output is correct
5	Correct	6 ms	3668 KB	Output is correct
6	Correct	11 ms	5528 KB	Output is correct
7	Correct	2 ms	2644 KB	Output is correct
8	Correct	26 ms	7116 KB	Output is correct
9	Correct	33 ms	8944 KB	Output is correct
10	Correct	2 ms	2644 KB	Output is correct
11	Correct	59 ms	10828 KB	Output is correct
12	Correct	60 ms	13132 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	2660 KB	Output is correct
3	Correct	2 ms	2644 KB	Output is correct
4	Correct	3 ms	2664 KB	Output is correct
5	Correct	2 ms	2660 KB	Output is correct
6	Correct	2 ms	2660 KB	Output is correct
7	Correct	2 ms	2652 KB	Output is correct
8	Correct	2 ms	2644 KB	Output is correct
9	Correct	2 ms	2656 KB	Output is correct
10	Correct	2 ms	2660 KB	Output is correct
11	Correct	2 ms	2644 KB	Output is correct
12	Correct	2 ms	2644 KB	Output is correct
13	Correct	2 ms	2644 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	2644 KB	Output is correct
17	Correct	2 ms	2660 KB	Output is correct
18	Correct	2 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	2644 KB	Output is correct
22	Correct	2 ms	2644 KB	Output is correct
23	Correct	2 ms	2644 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	45 ms	15308 KB	Output is correct
2	Correct	45 ms	15136 KB	Output is correct
3	Correct	31 ms	10864 KB	Output is correct
4	Correct	7 ms	4472 KB	Output is correct
5	Correct	6 ms	3668 KB	Output is correct
6	Correct	11 ms	5528 KB	Output is correct
7	Correct	2 ms	2644 KB	Output is correct
8	Correct	26 ms	7116 KB	Output is correct
9	Correct	33 ms	8944 KB	Output is correct
10	Correct	2 ms	2644 KB	Output is correct
11	Correct	59 ms	10828 KB	Output is correct
12	Correct	60 ms	13132 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	2660 KB	Output is correct
16	Correct	2 ms	2644 KB	Output is correct
17	Correct	3 ms	2664 KB	Output is correct
18	Correct	2 ms	2660 KB	Output is correct
19	Correct	2 ms	2660 KB	Output is correct
20	Correct	2 ms	2652 KB	Output is correct
21	Correct	2 ms	2644 KB	Output is correct
22	Correct	2 ms	2656 KB	Output is correct
23	Correct	2 ms	2660 KB	Output is correct
24	Correct	2 ms	2644 KB	Output is correct
25	Correct	2 ms	2644 KB	Output is correct
26	Correct	2 ms	2644 KB	Output is correct
27	Correct	2 ms	2644 KB	Output is correct
28	Correct	2 ms	2644 KB	Output is correct
29	Correct	2 ms	2644 KB	Output is correct
30	Correct	2 ms	2660 KB	Output is correct
31	Correct	2 ms	2644 KB	Output is correct
32	Correct	2 ms	2644 KB	Output is correct
33	Correct	2 ms	2644 KB	Output is correct
34	Correct	2 ms	2644 KB	Output is correct
35	Correct	2 ms	2644 KB	Output is correct
36	Correct	2 ms	2644 KB	Output is correct
37	Correct	2 ms	2644 KB	Output is correct
38	Correct	2 ms	2644 KB	Output is correct
39	Correct	48 ms	16460 KB	Output is correct
40	Correct	52 ms	16332 KB	Output is correct
41	Correct	36 ms	11812 KB	Output is correct
42	Correct	7 ms	4588 KB	Output is correct
43	Correct	3 ms	2644 KB	Output is correct
44	Correct	2 ms	2660 KB	Output is correct
45	Correct	2 ms	2644 KB	Output is correct
46	Correct	2 ms	2656 KB	Output is correct
47	Correct	2 ms	2660 KB	Output is correct
48	Correct	2 ms	2644 KB	Output is correct
49	Correct	2 ms	2660 KB	Output is correct
50	Correct	2 ms	2660 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	2 ms	2644 KB	Output is correct
55	Correct	2 ms	2660 KB	Output is correct
56	Correct	2 ms	2644 KB	Output is correct
57	Correct	79 ms	11056 KB	Output is correct
58	Correct	88 ms	11076 KB	Output is correct
59	Correct	76 ms	10836 KB	Output is correct
60	Correct	73 ms	10924 KB	Output is correct
61	Correct	64 ms	10852 KB	Output is correct
62	Correct	68 ms	10880 KB	Output is correct
63	Correct	70 ms	10428 KB	Output is correct
64	Correct	59 ms	10420 KB	Output is correct
65	Correct	63 ms	10696 KB	Output is correct
66	Correct	76 ms	10652 KB	Output is correct
67	Correct	84 ms	10812 KB	Output is correct
68	Correct	71 ms	10912 KB	Output is correct
69	Correct	78 ms	11216 KB	Output is correct
70	Correct	84 ms	11152 KB	Output is correct
71	Correct	2 ms	2644 KB	Output is correct
72	Correct	3 ms	2900 KB	Output is correct
73	Correct	4 ms	2900 KB	Output is correct
74	Correct	4 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	4 ms	2900 KB	Output is correct
78	Correct	3 ms	2900 KB	Output is correct
79	Correct	3 ms	2900 KB	Output is correct
80	Correct	73 ms	10788 KB	Output is correct
81	Correct	80 ms	10884 KB	Output is correct
82	Correct	84 ms	10872 KB	Output is correct
83	Correct	64 ms	10864 KB	Output is correct
84	Correct	3 ms	2772 KB	Output is correct
85	Correct	3 ms	2796 KB	Output is correct
86	Correct	3 ms	2772 KB	Output is correct
87	Correct	3 ms	2800 KB	Output is correct
88	Correct	3 ms	2772 KB	Output is correct
89	Correct	3 ms	2800 KB	Output is correct
90	Correct	3 ms	2836 KB	Output is correct
91	Correct	3 ms	2804 KB	Output is correct
92	Correct	3 ms	2772 KB	Output is correct
93	Correct	3 ms	2772 KB	Output is correct
94	Correct	2 ms	2660 KB	Output is correct
95	Correct	2 ms	2644 KB	Output is correct
96	Correct	2 ms	2644 KB	Output is correct
97	Correct	2 ms	2664 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	2 ms	2644 KB	Output is correct
102	Correct	2 ms	2644 KB	Output is correct
103	Correct	2 ms	2644 KB	Output is correct
104	Correct	6 ms	3796 KB	Output is correct
105	Correct	13 ms	5844 KB	Output is correct
106	Correct	2 ms	2644 KB	Output is correct
107	Correct	28 ms	7644 KB	Output is correct
108	Correct	39 ms	9816 KB	Output is correct
109	Correct	2 ms	2664 KB	Output is correct
110	Correct	48 ms	11924 KB	Output is correct
111	Correct	71 ms	14368 KB	Output is correct
112	Correct	2 ms	2772 KB	Output is correct
113	Correct	95 ms	18508 KB	Output is correct

Subtask #4
0 / 18.0

#	결과	실행 시간	메모리	Grader output
1	Correct	20 ms	5720 KB	Output is correct
2	Correct	21 ms	6096 KB	Output is correct
3	Correct	22 ms	6096 KB	Output is correct
4	Correct	22 ms	6124 KB	Output is correct
5	Correct	20 ms	6128 KB	Output is correct
6	Correct	20 ms	6752 KB	Output is correct
7	Correct	21 ms	6232 KB	Output is correct
8	Correct	24 ms	6076 KB	Output is correct
9	Correct	19 ms	6056 KB	Output is correct
10	Correct	22 ms	6240 KB	Output is correct
11	Correct	2 ms	2644 KB	Output is correct
12	Correct	6 ms	3928 KB	Output is correct
13	Correct	6 ms	3916 KB	Output is correct
14	Correct	6 ms	3916 KB	Output is correct
15	Correct	6 ms	3936 KB	Output is correct
16	Correct	5 ms	3916 KB	Output is correct
17	Correct	5 ms	3916 KB	Output is correct
18	Correct	6 ms	3896 KB	Output is correct
19	Correct	6 ms	3916 KB	Output is correct
20	Incorrect	2 ms	2644 KB	Output isn't correct
21	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	2660 KB	Output is correct
3	Correct	2 ms	2644 KB	Output is correct
4	Correct	3 ms	2664 KB	Output is correct
5	Correct	2 ms	2660 KB	Output is correct
6	Correct	2 ms	2660 KB	Output is correct
7	Correct	2 ms	2652 KB	Output is correct
8	Correct	2 ms	2644 KB	Output is correct
9	Correct	2 ms	2656 KB	Output is correct
10	Correct	2 ms	2660 KB	Output is correct
11	Correct	2 ms	2644 KB	Output is correct
12	Correct	2 ms	2644 KB	Output is correct
13	Correct	2 ms	2644 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	2644 KB	Output is correct
17	Correct	2 ms	2660 KB	Output is correct
18	Correct	2 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	2644 KB	Output is correct
22	Correct	2 ms	2644 KB	Output is correct
23	Correct	2 ms	2644 KB	Output is correct
24	Correct	2 ms	2644 KB	Output is correct
25	Correct	2 ms	2644 KB	Output is correct
26	Correct	2 ms	2644 KB	Output is correct
27	Correct	3 ms	2772 KB	Output is correct
28	Correct	3 ms	2772 KB	Output is correct
29	Correct	2 ms	2668 KB	Output is correct
30	Correct	3 ms	2772 KB	Output is correct
31	Correct	3 ms	2800 KB	Output is correct
32	Correct	2 ms	2644 KB	Output is correct
33	Correct	2 ms	2772 KB	Output is correct
34	Correct	3 ms	2836 KB	Output is correct
35	Correct	2 ms	2656 KB	Output is correct
36	Correct	2 ms	2644 KB	Output is correct
37	Correct	2 ms	2644 KB	Output is correct
38	Correct	2 ms	2644 KB	Output is correct
39	Correct	2 ms	2644 KB	Output is correct
40	Correct	2 ms	2636 KB	Output is correct
41	Correct	2 ms	2644 KB	Output is correct
42	Correct	2 ms	2644 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	2664 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	2 ms	2644 KB	Output is correct
50	Correct	2 ms	2644 KB	Output is correct
51	Correct	2 ms	2644 KB	Output is correct
52	Incorrect	2 ms	2644 KB	Output isn't correct
53	Halted	0 ms	0 KB	-

Subtask #6
0 / 23.0

#	결과	실행 시간	메모리	Grader output
1	Correct	45 ms	15308 KB	Output is correct
2	Correct	45 ms	15136 KB	Output is correct
3	Correct	31 ms	10864 KB	Output is correct
4	Correct	7 ms	4472 KB	Output is correct
5	Correct	6 ms	3668 KB	Output is correct
6	Correct	11 ms	5528 KB	Output is correct
7	Correct	2 ms	2644 KB	Output is correct
8	Correct	26 ms	7116 KB	Output is correct
9	Correct	33 ms	8944 KB	Output is correct
10	Correct	2 ms	2644 KB	Output is correct
11	Correct	59 ms	10828 KB	Output is correct
12	Correct	60 ms	13132 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	2660 KB	Output is correct
16	Correct	2 ms	2644 KB	Output is correct
17	Correct	3 ms	2664 KB	Output is correct
18	Correct	2 ms	2660 KB	Output is correct
19	Correct	2 ms	2660 KB	Output is correct
20	Correct	2 ms	2652 KB	Output is correct
21	Correct	2 ms	2644 KB	Output is correct
22	Correct	2 ms	2656 KB	Output is correct
23	Correct	2 ms	2660 KB	Output is correct
24	Correct	2 ms	2644 KB	Output is correct
25	Correct	2 ms	2644 KB	Output is correct
26	Correct	2 ms	2644 KB	Output is correct
27	Correct	2 ms	2644 KB	Output is correct
28	Correct	2 ms	2644 KB	Output is correct
29	Correct	2 ms	2644 KB	Output is correct
30	Correct	2 ms	2660 KB	Output is correct
31	Correct	2 ms	2644 KB	Output is correct
32	Correct	2 ms	2644 KB	Output is correct
33	Correct	2 ms	2644 KB	Output is correct
34	Correct	2 ms	2644 KB	Output is correct
35	Correct	2 ms	2644 KB	Output is correct
36	Correct	2 ms	2644 KB	Output is correct
37	Correct	2 ms	2644 KB	Output is correct
38	Correct	2 ms	2644 KB	Output is correct
39	Correct	48 ms	16460 KB	Output is correct
40	Correct	52 ms	16332 KB	Output is correct
41	Correct	36 ms	11812 KB	Output is correct
42	Correct	7 ms	4588 KB	Output is correct
43	Correct	3 ms	2644 KB	Output is correct
44	Correct	2 ms	2660 KB	Output is correct
45	Correct	2 ms	2644 KB	Output is correct
46	Correct	2 ms	2656 KB	Output is correct
47	Correct	2 ms	2660 KB	Output is correct
48	Correct	2 ms	2644 KB	Output is correct
49	Correct	2 ms	2660 KB	Output is correct
50	Correct	2 ms	2660 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	2 ms	2644 KB	Output is correct
55	Correct	2 ms	2660 KB	Output is correct
56	Correct	2 ms	2644 KB	Output is correct
57	Correct	79 ms	11056 KB	Output is correct
58	Correct	88 ms	11076 KB	Output is correct
59	Correct	76 ms	10836 KB	Output is correct
60	Correct	73 ms	10924 KB	Output is correct
61	Correct	64 ms	10852 KB	Output is correct
62	Correct	68 ms	10880 KB	Output is correct
63	Correct	70 ms	10428 KB	Output is correct
64	Correct	59 ms	10420 KB	Output is correct
65	Correct	63 ms	10696 KB	Output is correct
66	Correct	76 ms	10652 KB	Output is correct
67	Correct	84 ms	10812 KB	Output is correct
68	Correct	71 ms	10912 KB	Output is correct
69	Correct	78 ms	11216 KB	Output is correct
70	Correct	84 ms	11152 KB	Output is correct
71	Correct	2 ms	2644 KB	Output is correct
72	Correct	3 ms	2900 KB	Output is correct
73	Correct	4 ms	2900 KB	Output is correct
74	Correct	4 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	4 ms	2900 KB	Output is correct
78	Correct	3 ms	2900 KB	Output is correct
79	Correct	3 ms	2900 KB	Output is correct
80	Correct	73 ms	10788 KB	Output is correct
81	Correct	80 ms	10884 KB	Output is correct
82	Correct	84 ms	10872 KB	Output is correct
83	Correct	64 ms	10864 KB	Output is correct
84	Correct	3 ms	2772 KB	Output is correct
85	Correct	3 ms	2796 KB	Output is correct
86	Correct	3 ms	2772 KB	Output is correct
87	Correct	3 ms	2800 KB	Output is correct
88	Correct	3 ms	2772 KB	Output is correct
89	Correct	3 ms	2800 KB	Output is correct
90	Correct	3 ms	2836 KB	Output is correct
91	Correct	3 ms	2804 KB	Output is correct
92	Correct	3 ms	2772 KB	Output is correct
93	Correct	3 ms	2772 KB	Output is correct
94	Correct	2 ms	2660 KB	Output is correct
95	Correct	2 ms	2644 KB	Output is correct
96	Correct	2 ms	2644 KB	Output is correct
97	Correct	2 ms	2664 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	2 ms	2644 KB	Output is correct
102	Correct	2 ms	2644 KB	Output is correct
103	Correct	2 ms	2644 KB	Output is correct
104	Correct	6 ms	3796 KB	Output is correct
105	Correct	13 ms	5844 KB	Output is correct
106	Correct	2 ms	2644 KB	Output is correct
107	Correct	28 ms	7644 KB	Output is correct
108	Correct	39 ms	9816 KB	Output is correct
109	Correct	2 ms	2664 KB	Output is correct
110	Correct	48 ms	11924 KB	Output is correct
111	Correct	71 ms	14368 KB	Output is correct
112	Correct	2 ms	2772 KB	Output is correct
113	Correct	95 ms	18508 KB	Output is correct
114	Correct	20 ms	5720 KB	Output is correct
115	Correct	21 ms	6096 KB	Output is correct
116	Correct	22 ms	6096 KB	Output is correct
117	Correct	22 ms	6124 KB	Output is correct
118	Correct	20 ms	6128 KB	Output is correct
119	Correct	20 ms	6752 KB	Output is correct
120	Correct	21 ms	6232 KB	Output is correct
121	Correct	24 ms	6076 KB	Output is correct
122	Correct	19 ms	6056 KB	Output is correct
123	Correct	22 ms	6240 KB	Output is correct
124	Correct	2 ms	2644 KB	Output is correct
125	Correct	6 ms	3928 KB	Output is correct
126	Correct	6 ms	3916 KB	Output is correct
127	Correct	6 ms	3916 KB	Output is correct
128	Correct	6 ms	3936 KB	Output is correct
129	Correct	5 ms	3916 KB	Output is correct
130	Correct	5 ms	3916 KB	Output is correct
131	Correct	6 ms	3896 KB	Output is correct
132	Correct	6 ms	3916 KB	Output is correct
133	Incorrect	2 ms	2644 KB	Output isn't correct
134	Halted	0 ms	0 KB	-

답안 #728870

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