답안 #164799

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
164799	2019-11-23T12:34:43 Z	Berted	꿈 (IOI13_dreaming)	C++14	47 / 100	108 ms	13536 KB

dreaming

#include "dreaming.h"
#include <vector>
#include <iostream>
#include <queue>
using namespace std;
#define pii pair<int,int>
#define fst first
#define snd second
#define vpi vector<pii>
#define pub push_back

int n,m,l,dp[100001][2]={},mn = 1e9,rs = 0;
bool bt[100001]={};
priority_queue<int,vector<int>,greater<int>> pq;
vector<vpi> adj;

inline void dfs(int u,int p)
{
	bt[u] = 1;
	for (auto v:adj[u])
	{
		if (v.fst!=p)
		{
			dfs(v.fst,u);
			if (dp[v.fst][0] + v.snd > dp[u][0])
			{
				dp[u][1] = dp[u][0];
				dp[u][0] = dp[v.fst][0] + v.snd;
			}
			else if (dp[v.fst][0] + v.snd > dp[u][1])
			{
				dp[u][1] = dp[v.fst][0] + v.snd;
			}
		}
	}
}

inline void dfs2(int u,int p,int mx)
{
	mn = min(mn,max(mx,dp[u][0]));
	rs = max(rs,dp[u][0] + max(dp[u][1],mx));
	for (auto v:adj[u])
	{
		if (v.fst!=p)
		{
			bt[u] = 1;
			dfs2(v.fst,u,max(mx,(dp[u][0]==dp[v.fst][0] + v.snd)?dp[u][1]:dp[u][0]) + v.snd);
		}
	}
}

int travelTime(int N, int M, int L, int A[], int B[], int T[]) 
{
	n = N;
	m = M;
	l = L;
	for (int i=0;i<n;i++) {adj.pub(vpi());}
	for (int i=0;i<m;i++)
	{
		adj[A[i]].pub({B[i],T[i]});
		adj[B[i]].pub({A[i],T[i]});
	}
	for (int i=0;i<n;i++)
	{
		if (!bt[i])
		{
			dfs(i,-1);
			dfs2(i,-1,0);
			//cout<<i<<" "<<mn<<"\n";
			pq.push(mn);
			mn = 1e9;
		}
	}
	while (pq.size()>1)
	{
		int v1 = pq.top();pq.pop();
		int v2 = pq.top();pq.pop();
		pq.push(min(max(v1,v2+l),max(v2,v1+l)));
		rs = max(rs,v1+v2+l);
	}
	return rs;
}

Subtask #1
14.0 / 14.0

#	결과	실행 시간	메모리	Grader output
1	Correct	63 ms	10472 KB	Output is correct
2	Correct	74 ms	10340 KB	Output is correct
3	Correct	42 ms	7912 KB	Output is correct
4	Correct	11 ms	1908 KB	Output is correct
5	Correct	9 ms	1268 KB	Output is correct
6	Correct	18 ms	2668 KB	Output is correct
7	Correct	2 ms	376 KB	Output is correct
8	Correct	31 ms	4688 KB	Output is correct
9	Correct	40 ms	6508 KB	Output is correct
10	Correct	2 ms	380 KB	Output is correct
11	Correct	61 ms	8100 KB	Output is correct
12	Correct	66 ms	9156 KB	Output is correct
13	Correct	3 ms	504 KB	Output is correct

Subtask #2
10.0 / 10.0

#	결과	실행 시간	메모리	Grader output
1	Correct	63 ms	10472 KB	Output is correct
2	Correct	74 ms	10340 KB	Output is correct
3	Correct	42 ms	7912 KB	Output is correct
4	Correct	11 ms	1908 KB	Output is correct
5	Correct	9 ms	1268 KB	Output is correct
6	Correct	18 ms	2668 KB	Output is correct
7	Correct	2 ms	376 KB	Output is correct
8	Correct	31 ms	4688 KB	Output is correct
9	Correct	40 ms	6508 KB	Output is correct
10	Correct	2 ms	380 KB	Output is correct
11	Correct	61 ms	8100 KB	Output is correct
12	Correct	66 ms	9156 KB	Output is correct
13	Correct	3 ms	504 KB	Output is correct
14	Correct	2 ms	372 KB	Output is correct
15	Correct	2 ms	376 KB	Output is correct
16	Correct	2 ms	376 KB	Output is correct
17	Correct	2 ms	376 KB	Output is correct
18	Correct	2 ms	376 KB	Output is correct
19	Correct	2 ms	376 KB	Output is correct
20	Correct	2 ms	376 KB	Output is correct
21	Correct	2 ms	376 KB	Output is correct
22	Correct	2 ms	376 KB	Output is correct
23	Correct	2 ms	376 KB	Output is correct
24	Correct	2 ms	376 KB	Output is correct
25	Correct	2 ms	380 KB	Output is correct
26	Correct	2 ms	376 KB	Output is correct
27	Correct	2 ms	376 KB	Output is correct
28	Correct	2 ms	376 KB	Output is correct
29	Correct	2 ms	376 KB	Output is correct
30	Correct	2 ms	376 KB	Output is correct
31	Correct	2 ms	376 KB	Output is correct
32	Correct	2 ms	376 KB	Output is correct
33	Correct	2 ms	376 KB	Output is correct
34	Correct	2 ms	376 KB	Output is correct
35	Correct	2 ms	376 KB	Output is correct
36	Correct	2 ms	376 KB	Output is correct
37	Correct	2 ms	376 KB	Output is correct
38	Correct	2 ms	376 KB	Output is correct

Subtask #3
23.0 / 23.0

#	결과	실행 시간	메모리	Grader output
1	Correct	63 ms	10472 KB	Output is correct
2	Correct	74 ms	10340 KB	Output is correct
3	Correct	42 ms	7912 KB	Output is correct
4	Correct	11 ms	1908 KB	Output is correct
5	Correct	9 ms	1268 KB	Output is correct
6	Correct	18 ms	2668 KB	Output is correct
7	Correct	2 ms	376 KB	Output is correct
8	Correct	31 ms	4688 KB	Output is correct
9	Correct	40 ms	6508 KB	Output is correct
10	Correct	2 ms	380 KB	Output is correct
11	Correct	61 ms	8100 KB	Output is correct
12	Correct	66 ms	9156 KB	Output is correct
13	Correct	3 ms	504 KB	Output is correct
14	Correct	2 ms	372 KB	Output is correct
15	Correct	2 ms	376 KB	Output is correct
16	Correct	2 ms	376 KB	Output is correct
17	Correct	2 ms	376 KB	Output is correct
18	Correct	2 ms	376 KB	Output is correct
19	Correct	2 ms	376 KB	Output is correct
20	Correct	2 ms	376 KB	Output is correct
21	Correct	2 ms	376 KB	Output is correct
22	Correct	2 ms	376 KB	Output is correct
23	Correct	2 ms	376 KB	Output is correct
24	Correct	2 ms	376 KB	Output is correct
25	Correct	2 ms	380 KB	Output is correct
26	Correct	2 ms	376 KB	Output is correct
27	Correct	2 ms	376 KB	Output is correct
28	Correct	2 ms	376 KB	Output is correct
29	Correct	2 ms	376 KB	Output is correct
30	Correct	2 ms	376 KB	Output is correct
31	Correct	2 ms	376 KB	Output is correct
32	Correct	2 ms	376 KB	Output is correct
33	Correct	2 ms	376 KB	Output is correct
34	Correct	2 ms	376 KB	Output is correct
35	Correct	2 ms	376 KB	Output is correct
36	Correct	2 ms	376 KB	Output is correct
37	Correct	2 ms	376 KB	Output is correct
38	Correct	2 ms	376 KB	Output is correct
39	Correct	62 ms	10520 KB	Output is correct
40	Correct	62 ms	10332 KB	Output is correct
41	Correct	42 ms	7912 KB	Output is correct
42	Correct	10 ms	1908 KB	Output is correct
43	Correct	2 ms	376 KB	Output is correct
44	Correct	2 ms	376 KB	Output is correct
45	Correct	2 ms	376 KB	Output is correct
46	Correct	2 ms	380 KB	Output is correct
47	Correct	2 ms	376 KB	Output is correct
48	Correct	2 ms	376 KB	Output is correct
49	Correct	2 ms	376 KB	Output is correct
50	Correct	2 ms	376 KB	Output is correct
51	Correct	2 ms	376 KB	Output is correct
52	Correct	2 ms	376 KB	Output is correct
53	Correct	2 ms	376 KB	Output is correct
54	Correct	2 ms	376 KB	Output is correct
55	Correct	2 ms	376 KB	Output is correct
56	Correct	2 ms	376 KB	Output is correct
57	Correct	90 ms	10084 KB	Output is correct
58	Correct	108 ms	10056 KB	Output is correct
59	Correct	99 ms	9952 KB	Output is correct
60	Correct	91 ms	9952 KB	Output is correct
61	Correct	92 ms	10136 KB	Output is correct
62	Correct	96 ms	10080 KB	Output is correct
63	Correct	78 ms	9800 KB	Output is correct
64	Correct	93 ms	9696 KB	Output is correct
65	Correct	84 ms	10012 KB	Output is correct
66	Correct	83 ms	10084 KB	Output is correct
67	Correct	84 ms	9952 KB	Output is correct
68	Correct	90 ms	9952 KB	Output is correct
69	Correct	81 ms	10208 KB	Output is correct
70	Correct	81 ms	10340 KB	Output is correct
71	Correct	3 ms	376 KB	Output is correct
72	Correct	4 ms	632 KB	Output is correct
73	Correct	4 ms	632 KB	Output is correct
74	Correct	4 ms	632 KB	Output is correct
75	Correct	4 ms	636 KB	Output is correct
76	Correct	4 ms	632 KB	Output is correct
77	Correct	4 ms	632 KB	Output is correct
78	Correct	4 ms	628 KB	Output is correct
79	Correct	4 ms	632 KB	Output is correct
80	Correct	83 ms	9924 KB	Output is correct
81	Correct	78 ms	9952 KB	Output is correct
82	Correct	89 ms	10076 KB	Output is correct
83	Correct	99 ms	10212 KB	Output is correct
84	Correct	4 ms	632 KB	Output is correct
85	Correct	3 ms	504 KB	Output is correct
86	Correct	3 ms	632 KB	Output is correct
87	Correct	4 ms	632 KB	Output is correct
88	Correct	4 ms	632 KB	Output is correct
89	Correct	4 ms	632 KB	Output is correct
90	Correct	12 ms	632 KB	Output is correct
91	Correct	4 ms	632 KB	Output is correct
92	Correct	4 ms	632 KB	Output is correct
93	Correct	4 ms	632 KB	Output is correct
94	Correct	2 ms	380 KB	Output is correct
95	Correct	2 ms	376 KB	Output is correct
96	Correct	2 ms	376 KB	Output is correct
97	Correct	2 ms	376 KB	Output is correct
98	Correct	2 ms	376 KB	Output is correct
99	Correct	2 ms	376 KB	Output is correct
100	Correct	2 ms	376 KB	Output is correct
101	Correct	2 ms	380 KB	Output is correct
102	Correct	2 ms	376 KB	Output is correct
103	Correct	2 ms	368 KB	Output is correct
104	Correct	9 ms	1268 KB	Output is correct
105	Correct	17 ms	2540 KB	Output is correct
106	Correct	2 ms	376 KB	Output is correct
107	Correct	33 ms	4840 KB	Output is correct
108	Correct	44 ms	6376 KB	Output is correct
109	Correct	2 ms	376 KB	Output is correct
110	Correct	58 ms	8036 KB	Output is correct
111	Correct	64 ms	9188 KB	Output is correct
112	Correct	2 ms	376 KB	Output is correct
113	Correct	96 ms	13536 KB	Output is correct

Subtask #4
0 / 18.0

#	결과	실행 시간	메모리	Grader output
1	Correct	45 ms	6628 KB	Output is correct
2	Incorrect	46 ms	6628 KB	Output isn't correct
3	Halted	0 ms	0 KB	-

Subtask #5
0 / 12.0

#	결과	실행 시간	메모리	Grader output
1	Correct	63 ms	10472 KB	Output is correct
2	Correct	74 ms	10340 KB	Output is correct
3	Correct	42 ms	7912 KB	Output is correct
4	Correct	11 ms	1908 KB	Output is correct
5	Correct	9 ms	1268 KB	Output is correct
6	Correct	18 ms	2668 KB	Output is correct
7	Correct	2 ms	376 KB	Output is correct
8	Correct	31 ms	4688 KB	Output is correct
9	Correct	40 ms	6508 KB	Output is correct
10	Correct	2 ms	380 KB	Output is correct
11	Correct	61 ms	8100 KB	Output is correct
12	Correct	66 ms	9156 KB	Output is correct
13	Correct	3 ms	504 KB	Output is correct
14	Correct	3 ms	376 KB	Output is correct
15	Correct	3 ms	504 KB	Output is correct
16	Correct	4 ms	632 KB	Output is correct
17	Incorrect	3 ms	376 KB	Output isn't correct
18	Halted	0 ms	0 KB	-

Subtask #6
0 / 23.0

#	결과	실행 시간	메모리	Grader output
1	Correct	63 ms	10472 KB	Output is correct
2	Correct	74 ms	10340 KB	Output is correct
3	Correct	42 ms	7912 KB	Output is correct
4	Correct	11 ms	1908 KB	Output is correct
5	Correct	9 ms	1268 KB	Output is correct
6	Correct	18 ms	2668 KB	Output is correct
7	Correct	2 ms	376 KB	Output is correct
8	Correct	31 ms	4688 KB	Output is correct
9	Correct	40 ms	6508 KB	Output is correct
10	Correct	2 ms	380 KB	Output is correct
11	Correct	61 ms	8100 KB	Output is correct
12	Correct	66 ms	9156 KB	Output is correct
13	Correct	3 ms	504 KB	Output is correct
14	Correct	2 ms	372 KB	Output is correct
15	Correct	2 ms	376 KB	Output is correct
16	Correct	2 ms	376 KB	Output is correct
17	Correct	2 ms	376 KB	Output is correct
18	Correct	2 ms	376 KB	Output is correct
19	Correct	2 ms	376 KB	Output is correct
20	Correct	2 ms	376 KB	Output is correct
21	Correct	2 ms	376 KB	Output is correct
22	Correct	2 ms	376 KB	Output is correct
23	Correct	2 ms	376 KB	Output is correct
24	Correct	2 ms	376 KB	Output is correct
25	Correct	2 ms	380 KB	Output is correct
26	Correct	2 ms	376 KB	Output is correct
27	Correct	2 ms	376 KB	Output is correct
28	Correct	2 ms	376 KB	Output is correct
29	Correct	2 ms	376 KB	Output is correct
30	Correct	2 ms	376 KB	Output is correct
31	Correct	2 ms	376 KB	Output is correct
32	Correct	2 ms	376 KB	Output is correct
33	Correct	2 ms	376 KB	Output is correct
34	Correct	2 ms	376 KB	Output is correct
35	Correct	2 ms	376 KB	Output is correct
36	Correct	2 ms	376 KB	Output is correct
37	Correct	2 ms	376 KB	Output is correct
38	Correct	2 ms	376 KB	Output is correct
39	Correct	62 ms	10520 KB	Output is correct
40	Correct	62 ms	10332 KB	Output is correct
41	Correct	42 ms	7912 KB	Output is correct
42	Correct	10 ms	1908 KB	Output is correct
43	Correct	2 ms	376 KB	Output is correct
44	Correct	2 ms	376 KB	Output is correct
45	Correct	2 ms	376 KB	Output is correct
46	Correct	2 ms	380 KB	Output is correct
47	Correct	2 ms	376 KB	Output is correct
48	Correct	2 ms	376 KB	Output is correct
49	Correct	2 ms	376 KB	Output is correct
50	Correct	2 ms	376 KB	Output is correct
51	Correct	2 ms	376 KB	Output is correct
52	Correct	2 ms	376 KB	Output is correct
53	Correct	2 ms	376 KB	Output is correct
54	Correct	2 ms	376 KB	Output is correct
55	Correct	2 ms	376 KB	Output is correct
56	Correct	2 ms	376 KB	Output is correct
57	Correct	90 ms	10084 KB	Output is correct
58	Correct	108 ms	10056 KB	Output is correct
59	Correct	99 ms	9952 KB	Output is correct
60	Correct	91 ms	9952 KB	Output is correct
61	Correct	92 ms	10136 KB	Output is correct
62	Correct	96 ms	10080 KB	Output is correct
63	Correct	78 ms	9800 KB	Output is correct
64	Correct	93 ms	9696 KB	Output is correct
65	Correct	84 ms	10012 KB	Output is correct
66	Correct	83 ms	10084 KB	Output is correct
67	Correct	84 ms	9952 KB	Output is correct
68	Correct	90 ms	9952 KB	Output is correct
69	Correct	81 ms	10208 KB	Output is correct
70	Correct	81 ms	10340 KB	Output is correct
71	Correct	3 ms	376 KB	Output is correct
72	Correct	4 ms	632 KB	Output is correct
73	Correct	4 ms	632 KB	Output is correct
74	Correct	4 ms	632 KB	Output is correct
75	Correct	4 ms	636 KB	Output is correct
76	Correct	4 ms	632 KB	Output is correct
77	Correct	4 ms	632 KB	Output is correct
78	Correct	4 ms	628 KB	Output is correct
79	Correct	4 ms	632 KB	Output is correct
80	Correct	83 ms	9924 KB	Output is correct
81	Correct	78 ms	9952 KB	Output is correct
82	Correct	89 ms	10076 KB	Output is correct
83	Correct	99 ms	10212 KB	Output is correct
84	Correct	4 ms	632 KB	Output is correct
85	Correct	3 ms	504 KB	Output is correct
86	Correct	3 ms	632 KB	Output is correct
87	Correct	4 ms	632 KB	Output is correct
88	Correct	4 ms	632 KB	Output is correct
89	Correct	4 ms	632 KB	Output is correct
90	Correct	12 ms	632 KB	Output is correct
91	Correct	4 ms	632 KB	Output is correct
92	Correct	4 ms	632 KB	Output is correct
93	Correct	4 ms	632 KB	Output is correct
94	Correct	2 ms	380 KB	Output is correct
95	Correct	2 ms	376 KB	Output is correct
96	Correct	2 ms	376 KB	Output is correct
97	Correct	2 ms	376 KB	Output is correct
98	Correct	2 ms	376 KB	Output is correct
99	Correct	2 ms	376 KB	Output is correct
100	Correct	2 ms	376 KB	Output is correct
101	Correct	2 ms	380 KB	Output is correct
102	Correct	2 ms	376 KB	Output is correct
103	Correct	2 ms	368 KB	Output is correct
104	Correct	9 ms	1268 KB	Output is correct
105	Correct	17 ms	2540 KB	Output is correct
106	Correct	2 ms	376 KB	Output is correct
107	Correct	33 ms	4840 KB	Output is correct
108	Correct	44 ms	6376 KB	Output is correct
109	Correct	2 ms	376 KB	Output is correct
110	Correct	58 ms	8036 KB	Output is correct
111	Correct	64 ms	9188 KB	Output is correct
112	Correct	2 ms	376 KB	Output is correct
113	Correct	96 ms	13536 KB	Output is correct
114	Correct	45 ms	6628 KB	Output is correct
115	Incorrect	46 ms	6628 KB	Output isn't correct
116	Halted	0 ms	0 KB	-

답안 #164799

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