Submission #28988

# Submission time Handle Problem Language Result Execution time Memory
28988 2017-07-18T03:22:30 Z nibnalin Dreaming (IOI13_dreaming) C++14
47 / 100
1000 ms 16656 KB
#include <iostream>
#include <cstdio>
#include <vector>
#include <set>
#include "dreaming.h"
using namespace std;

const int maxn = int(1e5)+5, inf = int(2e9)+5;

int n, m, l, D[2][maxn], vis[maxn];
vector<int> cur_comp;
vector<pair<int, int>> guys, graph[maxn];

int dfs(int node, int par, int d, int type)
{
	D[type][node] = d;
	if(type) cur_comp.push_back(node);
	int cur = node;
	for(auto it: graph[node])
	{
		if(it.first != par)
		{
			int tmp = dfs(it.first, node, d+it.second, type);
			if(D[type][cur] < D[type][tmp]) cur = tmp;
		}
	}
	return cur;
}


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 < m;i++)
	{
		graph[_A[i]].push_back({_B[i], _T[i]});
		graph[_B[i]].push_back({_A[i], _T[i]});
	}

	int prev = -1;
	for(int i = 0;i < n;i++)
	{
		if(!vis[i])
		{
			cur_comp.clear();
			int f1 = dfs(i, -1, 0, 0);
			int f2 = dfs(f1, -1, 0, 0);
			dfs(f2, -1, 0, 1);
			pair<int, int> mini = {inf, inf};
			for(auto it: cur_comp)
			{
				mini = min(mini, {max(D[0][it], D[1][it]), it});
				vis[it] = 1;
			}
			if(prev != -1)
			{
				graph[mini.second].push_back({prev, l});
				graph[prev].push_back({mini.second, l});
			}
			cur_comp.clear();
			f1 = dfs(i, -1, 0, 0);
			f2 = dfs(f1, -1, 0, 0);
			dfs(f2, -1, 0, 1);
			mini = {inf, inf};
			for(auto it: cur_comp)
			{
				mini = min(mini, {max(D[0][it], D[1][it]), it});
				vis[it] = 1;
			}
			prev = mini.second;
		}
	}

	int f1 = dfs(0, -1, 0, 0);
	int f2 = dfs(f1, -1, 0, 0);
	return D[0][f2];
}
# Verdict Execution time Memory Grader output
1 Correct 143 ms 15348 KB Output is correct
2 Correct 121 ms 15348 KB Output is correct
3 Correct 93 ms 10996 KB Output is correct
4 Correct 15 ms 4608 KB Output is correct
5 Correct 15 ms 3712 KB Output is correct
6 Correct 30 ms 5504 KB Output is correct
7 Correct 4 ms 2688 KB Output is correct
8 Correct 51 ms 7164 KB Output is correct
9 Correct 78 ms 8824 KB Output is correct
10 Correct 5 ms 2816 KB Output is correct
11 Correct 125 ms 10872 KB Output is correct
12 Correct 133 ms 12912 KB Output is correct
13 Correct 4 ms 2816 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 143 ms 15348 KB Output is correct
2 Correct 121 ms 15348 KB Output is correct
3 Correct 93 ms 10996 KB Output is correct
4 Correct 15 ms 4608 KB Output is correct
5 Correct 15 ms 3712 KB Output is correct
6 Correct 30 ms 5504 KB Output is correct
7 Correct 4 ms 2688 KB Output is correct
8 Correct 51 ms 7164 KB Output is correct
9 Correct 78 ms 8824 KB Output is correct
10 Correct 5 ms 2816 KB Output is correct
11 Correct 125 ms 10872 KB Output is correct
12 Correct 133 ms 12912 KB Output is correct
13 Correct 4 ms 2816 KB Output is correct
14 Correct 4 ms 2688 KB Output is correct
15 Correct 4 ms 2688 KB Output is correct
16 Correct 4 ms 2688 KB Output is correct
17 Correct 3 ms 2688 KB Output is correct
18 Correct 4 ms 2688 KB Output is correct
19 Correct 4 ms 2688 KB Output is correct
20 Correct 4 ms 2688 KB Output is correct
21 Correct 4 ms 2688 KB Output is correct
22 Correct 4 ms 2688 KB Output is correct
23 Correct 4 ms 2688 KB Output is correct
24 Correct 4 ms 2688 KB Output is correct
25 Correct 4 ms 2688 KB Output is correct
26 Correct 4 ms 2688 KB Output is correct
27 Correct 4 ms 2688 KB Output is correct
28 Correct 3 ms 2688 KB Output is correct
29 Correct 4 ms 2688 KB Output is correct
30 Correct 4 ms 2688 KB Output is correct
31 Correct 4 ms 2688 KB Output is correct
32 Correct 4 ms 2688 KB Output is correct
33 Correct 4 ms 2688 KB Output is correct
34 Correct 4 ms 2688 KB Output is correct
35 Correct 3 ms 2688 KB Output is correct
36 Correct 4 ms 2688 KB Output is correct
37 Correct 4 ms 2688 KB Output is correct
38 Correct 4 ms 2688 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 143 ms 15348 KB Output is correct
2 Correct 121 ms 15348 KB Output is correct
3 Correct 93 ms 10996 KB Output is correct
4 Correct 15 ms 4608 KB Output is correct
5 Correct 15 ms 3712 KB Output is correct
6 Correct 30 ms 5504 KB Output is correct
7 Correct 4 ms 2688 KB Output is correct
8 Correct 51 ms 7164 KB Output is correct
9 Correct 78 ms 8824 KB Output is correct
10 Correct 5 ms 2816 KB Output is correct
11 Correct 125 ms 10872 KB Output is correct
12 Correct 133 ms 12912 KB Output is correct
13 Correct 4 ms 2816 KB Output is correct
14 Correct 4 ms 2688 KB Output is correct
15 Correct 4 ms 2688 KB Output is correct
16 Correct 4 ms 2688 KB Output is correct
17 Correct 3 ms 2688 KB Output is correct
18 Correct 4 ms 2688 KB Output is correct
19 Correct 4 ms 2688 KB Output is correct
20 Correct 4 ms 2688 KB Output is correct
21 Correct 4 ms 2688 KB Output is correct
22 Correct 4 ms 2688 KB Output is correct
23 Correct 4 ms 2688 KB Output is correct
24 Correct 4 ms 2688 KB Output is correct
25 Correct 4 ms 2688 KB Output is correct
26 Correct 4 ms 2688 KB Output is correct
27 Correct 4 ms 2688 KB Output is correct
28 Correct 3 ms 2688 KB Output is correct
29 Correct 4 ms 2688 KB Output is correct
30 Correct 4 ms 2688 KB Output is correct
31 Correct 4 ms 2688 KB Output is correct
32 Correct 4 ms 2688 KB Output is correct
33 Correct 4 ms 2688 KB Output is correct
34 Correct 4 ms 2688 KB Output is correct
35 Correct 3 ms 2688 KB Output is correct
36 Correct 4 ms 2688 KB Output is correct
37 Correct 4 ms 2688 KB Output is correct
38 Correct 4 ms 2688 KB Output is correct
39 Correct 141 ms 15372 KB Output is correct
40 Correct 161 ms 15320 KB Output is correct
41 Correct 71 ms 11000 KB Output is correct
42 Correct 15 ms 4608 KB Output is correct
43 Correct 4 ms 2688 KB Output is correct
44 Correct 4 ms 2688 KB Output is correct
45 Correct 4 ms 2688 KB Output is correct
46 Correct 8 ms 2688 KB Output is correct
47 Correct 4 ms 2688 KB Output is correct
48 Correct 4 ms 2688 KB Output is correct
49 Correct 4 ms 2688 KB Output is correct
50 Correct 4 ms 2688 KB Output is correct
51 Correct 4 ms 2688 KB Output is correct
52 Correct 4 ms 2688 KB Output is correct
53 Correct 4 ms 2688 KB Output is correct
54 Correct 4 ms 2688 KB Output is correct
55 Correct 5 ms 2688 KB Output is correct
56 Correct 4 ms 2688 KB Output is correct
57 Correct 308 ms 9580 KB Output is correct
58 Correct 248 ms 9716 KB Output is correct
59 Correct 261 ms 9556 KB Output is correct
60 Correct 277 ms 9588 KB Output is correct
61 Correct 250 ms 9456 KB Output is correct
62 Correct 201 ms 9592 KB Output is correct
63 Correct 137 ms 9204 KB Output is correct
64 Correct 163 ms 9164 KB Output is correct
65 Correct 184 ms 9204 KB Output is correct
66 Correct 172 ms 9372 KB Output is correct
67 Correct 187 ms 9508 KB Output is correct
68 Correct 200 ms 9524 KB Output is correct
69 Correct 180 ms 9712 KB Output is correct
70 Correct 251 ms 9692 KB Output is correct
71 Correct 4 ms 2688 KB Output is correct
72 Correct 5 ms 2944 KB Output is correct
73 Correct 6 ms 2944 KB Output is correct
74 Correct 6 ms 2944 KB Output is correct
75 Correct 6 ms 2944 KB Output is correct
76 Correct 10 ms 2944 KB Output is correct
77 Correct 6 ms 2944 KB Output is correct
78 Correct 6 ms 2944 KB Output is correct
79 Correct 6 ms 2944 KB Output is correct
80 Correct 182 ms 9752 KB Output is correct
81 Correct 214 ms 9564 KB Output is correct
82 Correct 194 ms 9388 KB Output is correct
83 Correct 135 ms 9328 KB Output is correct
84 Correct 5 ms 2944 KB Output is correct
85 Correct 4 ms 2816 KB Output is correct
86 Correct 5 ms 2816 KB Output is correct
87 Correct 6 ms 3020 KB Output is correct
88 Correct 5 ms 2944 KB Output is correct
89 Correct 6 ms 2944 KB Output is correct
90 Correct 5 ms 2816 KB Output is correct
91 Correct 6 ms 2944 KB Output is correct
92 Correct 6 ms 2944 KB Output is correct
93 Correct 5 ms 2944 KB Output is correct
94 Correct 4 ms 2688 KB Output is correct
95 Correct 4 ms 2688 KB Output is correct
96 Correct 4 ms 2688 KB Output is correct
97 Correct 4 ms 2688 KB Output is correct
98 Correct 4 ms 2688 KB Output is correct
99 Correct 4 ms 2688 KB Output is correct
100 Correct 3 ms 2688 KB Output is correct
101 Correct 3 ms 2688 KB Output is correct
102 Correct 3 ms 2688 KB Output is correct
103 Correct 3 ms 2688 KB Output is correct
104 Correct 13 ms 3712 KB Output is correct
105 Correct 27 ms 5504 KB Output is correct
106 Correct 4 ms 2688 KB Output is correct
107 Correct 46 ms 7132 KB Output is correct
108 Correct 67 ms 8824 KB Output is correct
109 Correct 4 ms 2816 KB Output is correct
110 Correct 93 ms 10872 KB Output is correct
111 Correct 139 ms 12920 KB Output is correct
112 Correct 5 ms 2816 KB Output is correct
113 Correct 226 ms 16656 KB Output is correct
# Verdict Execution time Memory Grader output
1 Execution timed out 1048 ms 6416 KB Time limit exceeded
2 Halted 0 ms 0 KB -
# Verdict Execution time Memory Grader output
1 Correct 143 ms 15348 KB Output is correct
2 Correct 121 ms 15348 KB Output is correct
3 Correct 93 ms 10996 KB Output is correct
4 Correct 15 ms 4608 KB Output is correct
5 Correct 15 ms 3712 KB Output is correct
6 Correct 30 ms 5504 KB Output is correct
7 Correct 4 ms 2688 KB Output is correct
8 Correct 51 ms 7164 KB Output is correct
9 Correct 78 ms 8824 KB Output is correct
10 Correct 5 ms 2816 KB Output is correct
11 Correct 125 ms 10872 KB Output is correct
12 Correct 133 ms 12912 KB Output is correct
13 Correct 4 ms 2816 KB Output is correct
14 Correct 7 ms 2816 KB Output is correct
15 Correct 18 ms 2816 KB Output is correct
16 Correct 40 ms 2944 KB Output is correct
17 Correct 7 ms 2816 KB Output is correct
18 Correct 18 ms 2816 KB Output is correct
19 Correct 40 ms 3064 KB Output is correct
20 Correct 7 ms 2688 KB Output is correct
21 Incorrect 15 ms 2816 KB Output isn't correct
22 Halted 0 ms 0 KB -
# Verdict Execution time Memory Grader output
1 Correct 143 ms 15348 KB Output is correct
2 Correct 121 ms 15348 KB Output is correct
3 Correct 93 ms 10996 KB Output is correct
4 Correct 15 ms 4608 KB Output is correct
5 Correct 15 ms 3712 KB Output is correct
6 Correct 30 ms 5504 KB Output is correct
7 Correct 4 ms 2688 KB Output is correct
8 Correct 51 ms 7164 KB Output is correct
9 Correct 78 ms 8824 KB Output is correct
10 Correct 5 ms 2816 KB Output is correct
11 Correct 125 ms 10872 KB Output is correct
12 Correct 133 ms 12912 KB Output is correct
13 Correct 4 ms 2816 KB Output is correct
14 Correct 4 ms 2688 KB Output is correct
15 Correct 4 ms 2688 KB Output is correct
16 Correct 4 ms 2688 KB Output is correct
17 Correct 3 ms 2688 KB Output is correct
18 Correct 4 ms 2688 KB Output is correct
19 Correct 4 ms 2688 KB Output is correct
20 Correct 4 ms 2688 KB Output is correct
21 Correct 4 ms 2688 KB Output is correct
22 Correct 4 ms 2688 KB Output is correct
23 Correct 4 ms 2688 KB Output is correct
24 Correct 4 ms 2688 KB Output is correct
25 Correct 4 ms 2688 KB Output is correct
26 Correct 4 ms 2688 KB Output is correct
27 Correct 4 ms 2688 KB Output is correct
28 Correct 3 ms 2688 KB Output is correct
29 Correct 4 ms 2688 KB Output is correct
30 Correct 4 ms 2688 KB Output is correct
31 Correct 4 ms 2688 KB Output is correct
32 Correct 4 ms 2688 KB Output is correct
33 Correct 4 ms 2688 KB Output is correct
34 Correct 4 ms 2688 KB Output is correct
35 Correct 3 ms 2688 KB Output is correct
36 Correct 4 ms 2688 KB Output is correct
37 Correct 4 ms 2688 KB Output is correct
38 Correct 4 ms 2688 KB Output is correct
39 Correct 141 ms 15372 KB Output is correct
40 Correct 161 ms 15320 KB Output is correct
41 Correct 71 ms 11000 KB Output is correct
42 Correct 15 ms 4608 KB Output is correct
43 Correct 4 ms 2688 KB Output is correct
44 Correct 4 ms 2688 KB Output is correct
45 Correct 4 ms 2688 KB Output is correct
46 Correct 8 ms 2688 KB Output is correct
47 Correct 4 ms 2688 KB Output is correct
48 Correct 4 ms 2688 KB Output is correct
49 Correct 4 ms 2688 KB Output is correct
50 Correct 4 ms 2688 KB Output is correct
51 Correct 4 ms 2688 KB Output is correct
52 Correct 4 ms 2688 KB Output is correct
53 Correct 4 ms 2688 KB Output is correct
54 Correct 4 ms 2688 KB Output is correct
55 Correct 5 ms 2688 KB Output is correct
56 Correct 4 ms 2688 KB Output is correct
57 Correct 308 ms 9580 KB Output is correct
58 Correct 248 ms 9716 KB Output is correct
59 Correct 261 ms 9556 KB Output is correct
60 Correct 277 ms 9588 KB Output is correct
61 Correct 250 ms 9456 KB Output is correct
62 Correct 201 ms 9592 KB Output is correct
63 Correct 137 ms 9204 KB Output is correct
64 Correct 163 ms 9164 KB Output is correct
65 Correct 184 ms 9204 KB Output is correct
66 Correct 172 ms 9372 KB Output is correct
67 Correct 187 ms 9508 KB Output is correct
68 Correct 200 ms 9524 KB Output is correct
69 Correct 180 ms 9712 KB Output is correct
70 Correct 251 ms 9692 KB Output is correct
71 Correct 4 ms 2688 KB Output is correct
72 Correct 5 ms 2944 KB Output is correct
73 Correct 6 ms 2944 KB Output is correct
74 Correct 6 ms 2944 KB Output is correct
75 Correct 6 ms 2944 KB Output is correct
76 Correct 10 ms 2944 KB Output is correct
77 Correct 6 ms 2944 KB Output is correct
78 Correct 6 ms 2944 KB Output is correct
79 Correct 6 ms 2944 KB Output is correct
80 Correct 182 ms 9752 KB Output is correct
81 Correct 214 ms 9564 KB Output is correct
82 Correct 194 ms 9388 KB Output is correct
83 Correct 135 ms 9328 KB Output is correct
84 Correct 5 ms 2944 KB Output is correct
85 Correct 4 ms 2816 KB Output is correct
86 Correct 5 ms 2816 KB Output is correct
87 Correct 6 ms 3020 KB Output is correct
88 Correct 5 ms 2944 KB Output is correct
89 Correct 6 ms 2944 KB Output is correct
90 Correct 5 ms 2816 KB Output is correct
91 Correct 6 ms 2944 KB Output is correct
92 Correct 6 ms 2944 KB Output is correct
93 Correct 5 ms 2944 KB Output is correct
94 Correct 4 ms 2688 KB Output is correct
95 Correct 4 ms 2688 KB Output is correct
96 Correct 4 ms 2688 KB Output is correct
97 Correct 4 ms 2688 KB Output is correct
98 Correct 4 ms 2688 KB Output is correct
99 Correct 4 ms 2688 KB Output is correct
100 Correct 3 ms 2688 KB Output is correct
101 Correct 3 ms 2688 KB Output is correct
102 Correct 3 ms 2688 KB Output is correct
103 Correct 3 ms 2688 KB Output is correct
104 Correct 13 ms 3712 KB Output is correct
105 Correct 27 ms 5504 KB Output is correct
106 Correct 4 ms 2688 KB Output is correct
107 Correct 46 ms 7132 KB Output is correct
108 Correct 67 ms 8824 KB Output is correct
109 Correct 4 ms 2816 KB Output is correct
110 Correct 93 ms 10872 KB Output is correct
111 Correct 139 ms 12920 KB Output is correct
112 Correct 5 ms 2816 KB Output is correct
113 Correct 226 ms 16656 KB Output is correct
114 Execution timed out 1048 ms 6416 KB Time limit exceeded
115 Halted 0 ms 0 KB -