#include "dreaming.h"
#include<bits/stdc++.h>
using namespace std;
#define ll long long
int n,m,l;
vector<int>sz;
vector<bool>vis;
vector<vector<pair<int,int>>>v;
int dfs(int x){
vis[x]=true;
sz[x]=0;
for(auto [z,w]:v[x]){
if(!vis[z]){
sz[x]=max(sz[x],dfs(z)+w);
}
}
return sz[x];
}
int mn,mx;
void dfs2(int x,int y=0){
vis[x]=true;
multiset<int>s;
s.insert(y);
for(auto [z,w]:v[x]){
if(!vis[z]){
s.insert(sz[z]+w);
}
}
mn=min(mn,*s.rbegin());
for(auto [z,w]:v[x]){
if(!vis[z]){
s.erase(s.find(sz[z]+w));
dfs2(z,*s.rbegin()+w);
s.insert(sz[z]+w);
}
}
int k=*s.rbegin();
s.erase(s.find(*s.rbegin()));
if(!s.empty()) k+=*s.rbegin();
mx=max(mx,k);
}
int travelTime(int N, int M, int L, int A[], int B[], int T[]) {
n=N;
m=M;
l=L;
v.assign(n,{});
for(int i=0;i<m;i++){
v[A[i]].push_back({B[i],T[i]});
v[B[i]].push_back({A[i],T[i]});
}
sz.resize(n);
vis.assign(n,false);
for(int i=0;i<n;i++){
if(!vis[i]){
dfs(i);
}
}
vector<int>a,diametres;
vis.assign(n,false);
for(int i=0;i<n;i++){
if(!vis[i]){
mx=0;
mn=(int)1e9;
dfs2(i);
a.push_back(mn);
diametres.push_back(mx);
}
}
if(a.size()==1){
return diametres[0];
}
sort(diametres.begin(),diametres.end());
sort(a.begin(),a.end());
return max(diametres.back(),a[a.size()-1]+a[a.size()-2]+l);
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
38 ms |
18256 KB |
Output is correct |
2 |
Correct |
36 ms |
17492 KB |
Output is correct |
3 |
Correct |
27 ms |
15968 KB |
Output is correct |
4 |
Correct |
6 ms |
3020 KB |
Output is correct |
5 |
Correct |
4 ms |
1648 KB |
Output is correct |
6 |
Correct |
10 ms |
4300 KB |
Output is correct |
7 |
Correct |
0 ms |
348 KB |
Output is correct |
8 |
Correct |
21 ms |
7592 KB |
Output is correct |
9 |
Correct |
26 ms |
12384 KB |
Output is correct |
10 |
Correct |
0 ms |
604 KB |
Output is correct |
11 |
Correct |
40 ms |
13272 KB |
Output is correct |
12 |
Correct |
42 ms |
15572 KB |
Output is correct |
13 |
Correct |
1 ms |
604 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
348 KB |
Output is correct |
2 |
Correct |
0 ms |
440 KB |
Output is correct |
3 |
Correct |
0 ms |
348 KB |
Output is correct |
4 |
Correct |
0 ms |
348 KB |
Output is correct |
5 |
Correct |
0 ms |
600 KB |
Output is correct |
6 |
Correct |
0 ms |
348 KB |
Output is correct |
7 |
Correct |
0 ms |
348 KB |
Output is correct |
8 |
Correct |
0 ms |
348 KB |
Output is correct |
9 |
Correct |
0 ms |
348 KB |
Output is correct |
10 |
Correct |
0 ms |
348 KB |
Output is correct |
11 |
Correct |
0 ms |
440 KB |
Output is correct |
12 |
Correct |
0 ms |
348 KB |
Output is correct |
13 |
Correct |
0 ms |
348 KB |
Output is correct |
14 |
Correct |
0 ms |
348 KB |
Output is correct |
15 |
Correct |
0 ms |
348 KB |
Output is correct |
16 |
Correct |
0 ms |
436 KB |
Output is correct |
17 |
Correct |
1 ms |
348 KB |
Output is correct |
18 |
Correct |
0 ms |
348 KB |
Output is correct |
19 |
Correct |
0 ms |
348 KB |
Output is correct |
20 |
Correct |
0 ms |
348 KB |
Output is correct |
21 |
Correct |
0 ms |
348 KB |
Output is correct |
22 |
Correct |
1 ms |
348 KB |
Output is correct |
23 |
Correct |
0 ms |
344 KB |
Output is correct |
24 |
Correct |
0 ms |
348 KB |
Output is correct |
25 |
Correct |
0 ms |
348 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
38 ms |
18256 KB |
Output is correct |
2 |
Correct |
36 ms |
17492 KB |
Output is correct |
3 |
Correct |
27 ms |
15968 KB |
Output is correct |
4 |
Correct |
6 ms |
3020 KB |
Output is correct |
5 |
Correct |
4 ms |
1648 KB |
Output is correct |
6 |
Correct |
10 ms |
4300 KB |
Output is correct |
7 |
Correct |
0 ms |
348 KB |
Output is correct |
8 |
Correct |
21 ms |
7592 KB |
Output is correct |
9 |
Correct |
26 ms |
12384 KB |
Output is correct |
10 |
Correct |
0 ms |
604 KB |
Output is correct |
11 |
Correct |
40 ms |
13272 KB |
Output is correct |
12 |
Correct |
42 ms |
15572 KB |
Output is correct |
13 |
Correct |
1 ms |
604 KB |
Output is correct |
14 |
Correct |
0 ms |
348 KB |
Output is correct |
15 |
Correct |
0 ms |
440 KB |
Output is correct |
16 |
Correct |
0 ms |
348 KB |
Output is correct |
17 |
Correct |
0 ms |
348 KB |
Output is correct |
18 |
Correct |
0 ms |
600 KB |
Output is correct |
19 |
Correct |
0 ms |
348 KB |
Output is correct |
20 |
Correct |
0 ms |
348 KB |
Output is correct |
21 |
Correct |
0 ms |
348 KB |
Output is correct |
22 |
Correct |
0 ms |
348 KB |
Output is correct |
23 |
Correct |
0 ms |
348 KB |
Output is correct |
24 |
Correct |
0 ms |
440 KB |
Output is correct |
25 |
Correct |
0 ms |
348 KB |
Output is correct |
26 |
Correct |
0 ms |
348 KB |
Output is correct |
27 |
Correct |
0 ms |
348 KB |
Output is correct |
28 |
Correct |
0 ms |
348 KB |
Output is correct |
29 |
Correct |
0 ms |
436 KB |
Output is correct |
30 |
Correct |
1 ms |
348 KB |
Output is correct |
31 |
Correct |
0 ms |
348 KB |
Output is correct |
32 |
Correct |
0 ms |
348 KB |
Output is correct |
33 |
Correct |
0 ms |
348 KB |
Output is correct |
34 |
Correct |
0 ms |
348 KB |
Output is correct |
35 |
Correct |
1 ms |
348 KB |
Output is correct |
36 |
Correct |
0 ms |
344 KB |
Output is correct |
37 |
Correct |
0 ms |
348 KB |
Output is correct |
38 |
Correct |
0 ms |
348 KB |
Output is correct |
39 |
Correct |
41 ms |
18268 KB |
Output is correct |
40 |
Correct |
45 ms |
17592 KB |
Output is correct |
41 |
Correct |
27 ms |
15952 KB |
Output is correct |
42 |
Correct |
6 ms |
2908 KB |
Output is correct |
43 |
Correct |
0 ms |
348 KB |
Output is correct |
44 |
Correct |
0 ms |
348 KB |
Output is correct |
45 |
Correct |
0 ms |
348 KB |
Output is correct |
46 |
Correct |
0 ms |
348 KB |
Output is correct |
47 |
Correct |
0 ms |
348 KB |
Output is correct |
48 |
Correct |
0 ms |
348 KB |
Output is correct |
49 |
Correct |
0 ms |
348 KB |
Output is correct |
50 |
Correct |
0 ms |
348 KB |
Output is correct |
51 |
Correct |
0 ms |
348 KB |
Output is correct |
52 |
Correct |
0 ms |
348 KB |
Output is correct |
53 |
Correct |
0 ms |
348 KB |
Output is correct |
54 |
Correct |
0 ms |
348 KB |
Output is correct |
55 |
Correct |
0 ms |
348 KB |
Output is correct |
56 |
Correct |
0 ms |
348 KB |
Output is correct |
57 |
Correct |
44 ms |
9708 KB |
Output is correct |
58 |
Correct |
46 ms |
9700 KB |
Output is correct |
59 |
Correct |
43 ms |
9808 KB |
Output is correct |
60 |
Correct |
43 ms |
9556 KB |
Output is correct |
61 |
Correct |
49 ms |
9552 KB |
Output is correct |
62 |
Correct |
51 ms |
9552 KB |
Output is correct |
63 |
Correct |
41 ms |
9288 KB |
Output is correct |
64 |
Correct |
41 ms |
9296 KB |
Output is correct |
65 |
Correct |
42 ms |
9564 KB |
Output is correct |
66 |
Correct |
42 ms |
9556 KB |
Output is correct |
67 |
Correct |
50 ms |
9812 KB |
Output is correct |
68 |
Correct |
45 ms |
9848 KB |
Output is correct |
69 |
Correct |
40 ms |
10068 KB |
Output is correct |
70 |
Correct |
48 ms |
9812 KB |
Output is correct |
71 |
Correct |
0 ms |
344 KB |
Output is correct |
72 |
Correct |
1 ms |
604 KB |
Output is correct |
73 |
Correct |
1 ms |
604 KB |
Output is correct |
74 |
Correct |
1 ms |
604 KB |
Output is correct |
75 |
Correct |
1 ms |
600 KB |
Output is correct |
76 |
Correct |
1 ms |
604 KB |
Output is correct |
77 |
Correct |
1 ms |
496 KB |
Output is correct |
78 |
Correct |
1 ms |
604 KB |
Output is correct |
79 |
Correct |
1 ms |
708 KB |
Output is correct |
80 |
Correct |
48 ms |
9748 KB |
Output is correct |
81 |
Correct |
45 ms |
9788 KB |
Output is correct |
82 |
Correct |
50 ms |
9736 KB |
Output is correct |
83 |
Correct |
43 ms |
9552 KB |
Output is correct |
84 |
Correct |
2 ms |
604 KB |
Output is correct |
85 |
Correct |
1 ms |
668 KB |
Output is correct |
86 |
Correct |
1 ms |
604 KB |
Output is correct |
87 |
Correct |
1 ms |
604 KB |
Output is correct |
88 |
Correct |
2 ms |
604 KB |
Output is correct |
89 |
Correct |
1 ms |
604 KB |
Output is correct |
90 |
Correct |
1 ms |
604 KB |
Output is correct |
91 |
Correct |
1 ms |
604 KB |
Output is correct |
92 |
Correct |
1 ms |
604 KB |
Output is correct |
93 |
Correct |
1 ms |
604 KB |
Output is correct |
94 |
Correct |
0 ms |
348 KB |
Output is correct |
95 |
Correct |
0 ms |
348 KB |
Output is correct |
96 |
Correct |
0 ms |
348 KB |
Output is correct |
97 |
Correct |
0 ms |
348 KB |
Output is correct |
98 |
Correct |
0 ms |
348 KB |
Output is correct |
99 |
Correct |
1 ms |
348 KB |
Output is correct |
100 |
Correct |
0 ms |
348 KB |
Output is correct |
101 |
Correct |
0 ms |
348 KB |
Output is correct |
102 |
Correct |
0 ms |
348 KB |
Output is correct |
103 |
Correct |
0 ms |
348 KB |
Output is correct |
104 |
Correct |
5 ms |
1812 KB |
Output is correct |
105 |
Correct |
10 ms |
4188 KB |
Output is correct |
106 |
Correct |
1 ms |
348 KB |
Output is correct |
107 |
Correct |
20 ms |
7600 KB |
Output is correct |
108 |
Correct |
26 ms |
12572 KB |
Output is correct |
109 |
Correct |
1 ms |
600 KB |
Output is correct |
110 |
Correct |
38 ms |
13148 KB |
Output is correct |
111 |
Correct |
40 ms |
15444 KB |
Output is correct |
112 |
Correct |
1 ms |
600 KB |
Output is correct |
113 |
Correct |
57 ms |
29196 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
18 ms |
6332 KB |
Output is correct |
2 |
Incorrect |
21 ms |
6448 KB |
Output isn't correct |
3 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
348 KB |
Output is correct |
2 |
Correct |
0 ms |
440 KB |
Output is correct |
3 |
Correct |
0 ms |
348 KB |
Output is correct |
4 |
Correct |
0 ms |
348 KB |
Output is correct |
5 |
Correct |
0 ms |
600 KB |
Output is correct |
6 |
Correct |
0 ms |
348 KB |
Output is correct |
7 |
Correct |
0 ms |
348 KB |
Output is correct |
8 |
Correct |
0 ms |
348 KB |
Output is correct |
9 |
Correct |
0 ms |
348 KB |
Output is correct |
10 |
Correct |
0 ms |
348 KB |
Output is correct |
11 |
Correct |
0 ms |
440 KB |
Output is correct |
12 |
Correct |
0 ms |
348 KB |
Output is correct |
13 |
Correct |
0 ms |
348 KB |
Output is correct |
14 |
Correct |
0 ms |
348 KB |
Output is correct |
15 |
Correct |
0 ms |
348 KB |
Output is correct |
16 |
Correct |
0 ms |
436 KB |
Output is correct |
17 |
Correct |
1 ms |
348 KB |
Output is correct |
18 |
Correct |
0 ms |
348 KB |
Output is correct |
19 |
Correct |
0 ms |
348 KB |
Output is correct |
20 |
Correct |
0 ms |
348 KB |
Output is correct |
21 |
Correct |
0 ms |
348 KB |
Output is correct |
22 |
Correct |
1 ms |
348 KB |
Output is correct |
23 |
Correct |
0 ms |
344 KB |
Output is correct |
24 |
Correct |
0 ms |
348 KB |
Output is correct |
25 |
Correct |
0 ms |
348 KB |
Output is correct |
26 |
Correct |
1 ms |
348 KB |
Output is correct |
27 |
Correct |
1 ms |
604 KB |
Output is correct |
28 |
Correct |
1 ms |
604 KB |
Output is correct |
29 |
Correct |
1 ms |
348 KB |
Output is correct |
30 |
Correct |
1 ms |
604 KB |
Output is correct |
31 |
Correct |
1 ms |
604 KB |
Output is correct |
32 |
Incorrect |
0 ms |
348 KB |
Output isn't correct |
33 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
38 ms |
18256 KB |
Output is correct |
2 |
Correct |
36 ms |
17492 KB |
Output is correct |
3 |
Correct |
27 ms |
15968 KB |
Output is correct |
4 |
Correct |
6 ms |
3020 KB |
Output is correct |
5 |
Correct |
4 ms |
1648 KB |
Output is correct |
6 |
Correct |
10 ms |
4300 KB |
Output is correct |
7 |
Correct |
0 ms |
348 KB |
Output is correct |
8 |
Correct |
21 ms |
7592 KB |
Output is correct |
9 |
Correct |
26 ms |
12384 KB |
Output is correct |
10 |
Correct |
0 ms |
604 KB |
Output is correct |
11 |
Correct |
40 ms |
13272 KB |
Output is correct |
12 |
Correct |
42 ms |
15572 KB |
Output is correct |
13 |
Correct |
1 ms |
604 KB |
Output is correct |
14 |
Correct |
0 ms |
348 KB |
Output is correct |
15 |
Correct |
0 ms |
440 KB |
Output is correct |
16 |
Correct |
0 ms |
348 KB |
Output is correct |
17 |
Correct |
0 ms |
348 KB |
Output is correct |
18 |
Correct |
0 ms |
600 KB |
Output is correct |
19 |
Correct |
0 ms |
348 KB |
Output is correct |
20 |
Correct |
0 ms |
348 KB |
Output is correct |
21 |
Correct |
0 ms |
348 KB |
Output is correct |
22 |
Correct |
0 ms |
348 KB |
Output is correct |
23 |
Correct |
0 ms |
348 KB |
Output is correct |
24 |
Correct |
0 ms |
440 KB |
Output is correct |
25 |
Correct |
0 ms |
348 KB |
Output is correct |
26 |
Correct |
0 ms |
348 KB |
Output is correct |
27 |
Correct |
0 ms |
348 KB |
Output is correct |
28 |
Correct |
0 ms |
348 KB |
Output is correct |
29 |
Correct |
0 ms |
436 KB |
Output is correct |
30 |
Correct |
1 ms |
348 KB |
Output is correct |
31 |
Correct |
0 ms |
348 KB |
Output is correct |
32 |
Correct |
0 ms |
348 KB |
Output is correct |
33 |
Correct |
0 ms |
348 KB |
Output is correct |
34 |
Correct |
0 ms |
348 KB |
Output is correct |
35 |
Correct |
1 ms |
348 KB |
Output is correct |
36 |
Correct |
0 ms |
344 KB |
Output is correct |
37 |
Correct |
0 ms |
348 KB |
Output is correct |
38 |
Correct |
0 ms |
348 KB |
Output is correct |
39 |
Correct |
41 ms |
18268 KB |
Output is correct |
40 |
Correct |
45 ms |
17592 KB |
Output is correct |
41 |
Correct |
27 ms |
15952 KB |
Output is correct |
42 |
Correct |
6 ms |
2908 KB |
Output is correct |
43 |
Correct |
0 ms |
348 KB |
Output is correct |
44 |
Correct |
0 ms |
348 KB |
Output is correct |
45 |
Correct |
0 ms |
348 KB |
Output is correct |
46 |
Correct |
0 ms |
348 KB |
Output is correct |
47 |
Correct |
0 ms |
348 KB |
Output is correct |
48 |
Correct |
0 ms |
348 KB |
Output is correct |
49 |
Correct |
0 ms |
348 KB |
Output is correct |
50 |
Correct |
0 ms |
348 KB |
Output is correct |
51 |
Correct |
0 ms |
348 KB |
Output is correct |
52 |
Correct |
0 ms |
348 KB |
Output is correct |
53 |
Correct |
0 ms |
348 KB |
Output is correct |
54 |
Correct |
0 ms |
348 KB |
Output is correct |
55 |
Correct |
0 ms |
348 KB |
Output is correct |
56 |
Correct |
0 ms |
348 KB |
Output is correct |
57 |
Correct |
44 ms |
9708 KB |
Output is correct |
58 |
Correct |
46 ms |
9700 KB |
Output is correct |
59 |
Correct |
43 ms |
9808 KB |
Output is correct |
60 |
Correct |
43 ms |
9556 KB |
Output is correct |
61 |
Correct |
49 ms |
9552 KB |
Output is correct |
62 |
Correct |
51 ms |
9552 KB |
Output is correct |
63 |
Correct |
41 ms |
9288 KB |
Output is correct |
64 |
Correct |
41 ms |
9296 KB |
Output is correct |
65 |
Correct |
42 ms |
9564 KB |
Output is correct |
66 |
Correct |
42 ms |
9556 KB |
Output is correct |
67 |
Correct |
50 ms |
9812 KB |
Output is correct |
68 |
Correct |
45 ms |
9848 KB |
Output is correct |
69 |
Correct |
40 ms |
10068 KB |
Output is correct |
70 |
Correct |
48 ms |
9812 KB |
Output is correct |
71 |
Correct |
0 ms |
344 KB |
Output is correct |
72 |
Correct |
1 ms |
604 KB |
Output is correct |
73 |
Correct |
1 ms |
604 KB |
Output is correct |
74 |
Correct |
1 ms |
604 KB |
Output is correct |
75 |
Correct |
1 ms |
600 KB |
Output is correct |
76 |
Correct |
1 ms |
604 KB |
Output is correct |
77 |
Correct |
1 ms |
496 KB |
Output is correct |
78 |
Correct |
1 ms |
604 KB |
Output is correct |
79 |
Correct |
1 ms |
708 KB |
Output is correct |
80 |
Correct |
48 ms |
9748 KB |
Output is correct |
81 |
Correct |
45 ms |
9788 KB |
Output is correct |
82 |
Correct |
50 ms |
9736 KB |
Output is correct |
83 |
Correct |
43 ms |
9552 KB |
Output is correct |
84 |
Correct |
2 ms |
604 KB |
Output is correct |
85 |
Correct |
1 ms |
668 KB |
Output is correct |
86 |
Correct |
1 ms |
604 KB |
Output is correct |
87 |
Correct |
1 ms |
604 KB |
Output is correct |
88 |
Correct |
2 ms |
604 KB |
Output is correct |
89 |
Correct |
1 ms |
604 KB |
Output is correct |
90 |
Correct |
1 ms |
604 KB |
Output is correct |
91 |
Correct |
1 ms |
604 KB |
Output is correct |
92 |
Correct |
1 ms |
604 KB |
Output is correct |
93 |
Correct |
1 ms |
604 KB |
Output is correct |
94 |
Correct |
0 ms |
348 KB |
Output is correct |
95 |
Correct |
0 ms |
348 KB |
Output is correct |
96 |
Correct |
0 ms |
348 KB |
Output is correct |
97 |
Correct |
0 ms |
348 KB |
Output is correct |
98 |
Correct |
0 ms |
348 KB |
Output is correct |
99 |
Correct |
1 ms |
348 KB |
Output is correct |
100 |
Correct |
0 ms |
348 KB |
Output is correct |
101 |
Correct |
0 ms |
348 KB |
Output is correct |
102 |
Correct |
0 ms |
348 KB |
Output is correct |
103 |
Correct |
0 ms |
348 KB |
Output is correct |
104 |
Correct |
5 ms |
1812 KB |
Output is correct |
105 |
Correct |
10 ms |
4188 KB |
Output is correct |
106 |
Correct |
1 ms |
348 KB |
Output is correct |
107 |
Correct |
20 ms |
7600 KB |
Output is correct |
108 |
Correct |
26 ms |
12572 KB |
Output is correct |
109 |
Correct |
1 ms |
600 KB |
Output is correct |
110 |
Correct |
38 ms |
13148 KB |
Output is correct |
111 |
Correct |
40 ms |
15444 KB |
Output is correct |
112 |
Correct |
1 ms |
600 KB |
Output is correct |
113 |
Correct |
57 ms |
29196 KB |
Output is correct |
114 |
Correct |
18 ms |
6332 KB |
Output is correct |
115 |
Incorrect |
21 ms |
6448 KB |
Output isn't correct |
116 |
Halted |
0 ms |
0 KB |
- |