#include "dreaming.h"
#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
const int maxn = 1e5;
vector<pair<int,int>> g[maxn];
vector<int> C;
int mx,to,cst[maxn],t,best,mn,vis[maxn],c;
void path(int u,int cost){
vis[u] = c;
if(cost > mx){
mx = cost;
to = u;
}
for(pair<int,int> cur : g[u]){
int v = cur.first;
int w = cur.second;
if(vis[v] == c)continue;
path(v,cost + w);
}
}
void dfs(int u,int cost){
vis[u] = c;
if(t == 1){
cst[u] = max(cst[u],cost);
if(cst[u] < mn){
mn = cst[u];
best = u;
}
}else cst[u] = cost;
for(pair<int,int> cur : g[u]){
int v = cur.first;
int w = cur.second;
if(vis[v] == c)continue;
dfs(v,cost + w);
}
}
void find(int s){
mn = 2e9;
mx = -1;
c++;
path(s,0);
int a = to;
c++;
mx = -1;
path(a,0);
int b = to;
t = 0;
c++;
dfs(a,0);
t = 1;
c++;
dfs(b,0);
C.push_back(best);
}
int travelTime(int N, int M, int L, int A[], int B[], int T[]) {
for(int i=0;i<M;i++){
g[A[i]].push_back({B[i],T[i]});
g[B[i]].push_back({A[i],T[i]});
}
for(int i=0;i<N;i++)
if(!vis[i])
find(i);
for(int i=1;i<C.size();i++){
g[C[i]].push_back({C[0],L});
g[C[0]].push_back({C[i],L});
}
c++;
mx = -1;
path(0,0);
c++;
mx = -1;
path(to,0);
return mx;
}
Compilation message
dreaming.cpp: In function 'int travelTime(int, int, int, int*, int*, int*)':
dreaming.cpp:71:15: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
for(int i=1;i<C.size();i++){
~^~~~~~~~~
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
63 ms |
10104 KB |
Output is correct |
| 2 |
Correct |
80 ms |
10104 KB |
Output is correct |
| 3 |
Correct |
45 ms |
7672 KB |
Output is correct |
| 4 |
Correct |
12 ms |
3712 KB |
Output is correct |
| 5 |
Correct |
11 ms |
3328 KB |
Output is correct |
| 6 |
Correct |
20 ms |
4352 KB |
Output is correct |
| 7 |
Correct |
4 ms |
2688 KB |
Output is correct |
| 8 |
Correct |
38 ms |
5496 KB |
Output is correct |
| 9 |
Correct |
51 ms |
6520 KB |
Output is correct |
| 10 |
Correct |
4 ms |
2816 KB |
Output is correct |
| 11 |
Correct |
82 ms |
7912 KB |
Output is correct |
| 12 |
Correct |
82 ms |
8932 KB |
Output is correct |
| 13 |
Correct |
4 ms |
2816 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
63 ms |
10104 KB |
Output is correct |
| 2 |
Correct |
80 ms |
10104 KB |
Output is correct |
| 3 |
Correct |
45 ms |
7672 KB |
Output is correct |
| 4 |
Correct |
12 ms |
3712 KB |
Output is correct |
| 5 |
Correct |
11 ms |
3328 KB |
Output is correct |
| 6 |
Correct |
20 ms |
4352 KB |
Output is correct |
| 7 |
Correct |
4 ms |
2688 KB |
Output is correct |
| 8 |
Correct |
38 ms |
5496 KB |
Output is correct |
| 9 |
Correct |
51 ms |
6520 KB |
Output is correct |
| 10 |
Correct |
4 ms |
2816 KB |
Output is correct |
| 11 |
Correct |
82 ms |
7912 KB |
Output is correct |
| 12 |
Correct |
82 ms |
8932 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 |
2816 KB |
Output is correct |
| 17 |
Correct |
4 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 |
3 ms |
2688 KB |
Output is correct |
| 23 |
Correct |
3 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 |
3 ms |
2688 KB |
Output is correct |
| 28 |
Correct |
4 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 |
3 ms |
2688 KB |
Output is correct |
| 35 |
Correct |
3 ms |
2688 KB |
Output is correct |
| 36 |
Correct |
3 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 |
63 ms |
10104 KB |
Output is correct |
| 2 |
Correct |
80 ms |
10104 KB |
Output is correct |
| 3 |
Correct |
45 ms |
7672 KB |
Output is correct |
| 4 |
Correct |
12 ms |
3712 KB |
Output is correct |
| 5 |
Correct |
11 ms |
3328 KB |
Output is correct |
| 6 |
Correct |
20 ms |
4352 KB |
Output is correct |
| 7 |
Correct |
4 ms |
2688 KB |
Output is correct |
| 8 |
Correct |
38 ms |
5496 KB |
Output is correct |
| 9 |
Correct |
51 ms |
6520 KB |
Output is correct |
| 10 |
Correct |
4 ms |
2816 KB |
Output is correct |
| 11 |
Correct |
82 ms |
7912 KB |
Output is correct |
| 12 |
Correct |
82 ms |
8932 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 |
2816 KB |
Output is correct |
| 17 |
Correct |
4 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 |
3 ms |
2688 KB |
Output is correct |
| 23 |
Correct |
3 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 |
3 ms |
2688 KB |
Output is correct |
| 28 |
Correct |
4 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 |
3 ms |
2688 KB |
Output is correct |
| 35 |
Correct |
3 ms |
2688 KB |
Output is correct |
| 36 |
Correct |
3 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 |
63 ms |
10108 KB |
Output is correct |
| 40 |
Correct |
62 ms |
10104 KB |
Output is correct |
| 41 |
Correct |
43 ms |
7552 KB |
Output is correct |
| 42 |
Correct |
13 ms |
3840 KB |
Output is correct |
| 43 |
Correct |
4 ms |
2688 KB |
Output is correct |
| 44 |
Correct |
4 ms |
2688 KB |
Output is correct |
| 45 |
Correct |
3 ms |
2688 KB |
Output is correct |
| 46 |
Correct |
4 ms |
2688 KB |
Output is correct |
| 47 |
Correct |
3 ms |
2688 KB |
Output is correct |
| 48 |
Correct |
4 ms |
2688 KB |
Output is correct |
| 49 |
Correct |
3 ms |
2688 KB |
Output is correct |
| 50 |
Correct |
3 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 |
3 ms |
2688 KB |
Output is correct |
| 54 |
Correct |
3 ms |
2688 KB |
Output is correct |
| 55 |
Correct |
4 ms |
2688 KB |
Output is correct |
| 56 |
Correct |
3 ms |
2688 KB |
Output is correct |
| 57 |
Correct |
101 ms |
8640 KB |
Output is correct |
| 58 |
Correct |
84 ms |
8696 KB |
Output is correct |
| 59 |
Correct |
96 ms |
8568 KB |
Output is correct |
| 60 |
Correct |
92 ms |
8568 KB |
Output is correct |
| 61 |
Correct |
88 ms |
8440 KB |
Output is correct |
| 62 |
Correct |
93 ms |
8444 KB |
Output is correct |
| 63 |
Correct |
82 ms |
8300 KB |
Output is correct |
| 64 |
Correct |
84 ms |
8312 KB |
Output is correct |
| 65 |
Correct |
94 ms |
8340 KB |
Output is correct |
| 66 |
Correct |
79 ms |
8312 KB |
Output is correct |
| 67 |
Correct |
112 ms |
8568 KB |
Output is correct |
| 68 |
Correct |
101 ms |
8440 KB |
Output is correct |
| 69 |
Correct |
106 ms |
8568 KB |
Output is correct |
| 70 |
Correct |
106 ms |
8568 KB |
Output is correct |
| 71 |
Correct |
4 ms |
2688 KB |
Output is correct |
| 72 |
Correct |
6 ms |
2816 KB |
Output is correct |
| 73 |
Correct |
5 ms |
2816 KB |
Output is correct |
| 74 |
Correct |
5 ms |
2816 KB |
Output is correct |
| 75 |
Correct |
5 ms |
2816 KB |
Output is correct |
| 76 |
Correct |
5 ms |
2816 KB |
Output is correct |
| 77 |
Correct |
5 ms |
2944 KB |
Output is correct |
| 78 |
Correct |
6 ms |
2944 KB |
Output is correct |
| 79 |
Correct |
6 ms |
2816 KB |
Output is correct |
| 80 |
Correct |
92 ms |
8440 KB |
Output is correct |
| 81 |
Correct |
118 ms |
8528 KB |
Output is correct |
| 82 |
Correct |
102 ms |
8440 KB |
Output is correct |
| 83 |
Correct |
101 ms |
8440 KB |
Output is correct |
| 84 |
Correct |
5 ms |
2816 KB |
Output is correct |
| 85 |
Correct |
5 ms |
2816 KB |
Output is correct |
| 86 |
Correct |
5 ms |
2816 KB |
Output is correct |
| 87 |
Correct |
5 ms |
2816 KB |
Output is correct |
| 88 |
Correct |
5 ms |
2816 KB |
Output is correct |
| 89 |
Correct |
5 ms |
2816 KB |
Output is correct |
| 90 |
Correct |
6 ms |
2816 KB |
Output is correct |
| 91 |
Correct |
5 ms |
2944 KB |
Output is correct |
| 92 |
Correct |
5 ms |
2944 KB |
Output is correct |
| 93 |
Correct |
5 ms |
2816 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 |
3 ms |
2688 KB |
Output is correct |
| 100 |
Correct |
5 ms |
2688 KB |
Output is correct |
| 101 |
Correct |
4 ms |
2688 KB |
Output is correct |
| 102 |
Correct |
4 ms |
2688 KB |
Output is correct |
| 103 |
Correct |
4 ms |
2688 KB |
Output is correct |
| 104 |
Correct |
11 ms |
3328 KB |
Output is correct |
| 105 |
Correct |
20 ms |
4344 KB |
Output is correct |
| 106 |
Correct |
4 ms |
2688 KB |
Output is correct |
| 107 |
Correct |
37 ms |
5496 KB |
Output is correct |
| 108 |
Correct |
46 ms |
6528 KB |
Output is correct |
| 109 |
Correct |
4 ms |
2816 KB |
Output is correct |
| 110 |
Correct |
65 ms |
7800 KB |
Output is correct |
| 111 |
Correct |
79 ms |
8824 KB |
Output is correct |
| 112 |
Correct |
4 ms |
2816 KB |
Output is correct |
| 113 |
Correct |
158 ms |
11044 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Incorrect |
39 ms |
7416 KB |
Output isn't correct |
| 2 |
Halted |
0 ms |
0 KB |
- |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
63 ms |
10104 KB |
Output is correct |
| 2 |
Correct |
80 ms |
10104 KB |
Output is correct |
| 3 |
Correct |
45 ms |
7672 KB |
Output is correct |
| 4 |
Correct |
12 ms |
3712 KB |
Output is correct |
| 5 |
Correct |
11 ms |
3328 KB |
Output is correct |
| 6 |
Correct |
20 ms |
4352 KB |
Output is correct |
| 7 |
Correct |
4 ms |
2688 KB |
Output is correct |
| 8 |
Correct |
38 ms |
5496 KB |
Output is correct |
| 9 |
Correct |
51 ms |
6520 KB |
Output is correct |
| 10 |
Correct |
4 ms |
2816 KB |
Output is correct |
| 11 |
Correct |
82 ms |
7912 KB |
Output is correct |
| 12 |
Correct |
82 ms |
8932 KB |
Output is correct |
| 13 |
Correct |
4 ms |
2816 KB |
Output is correct |
| 14 |
Correct |
4 ms |
2816 KB |
Output is correct |
| 15 |
Correct |
5 ms |
2788 KB |
Output is correct |
| 16 |
Correct |
5 ms |
2944 KB |
Output is correct |
| 17 |
Incorrect |
5 ms |
2688 KB |
Output isn't correct |
| 18 |
Halted |
0 ms |
0 KB |
- |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
63 ms |
10104 KB |
Output is correct |
| 2 |
Correct |
80 ms |
10104 KB |
Output is correct |
| 3 |
Correct |
45 ms |
7672 KB |
Output is correct |
| 4 |
Correct |
12 ms |
3712 KB |
Output is correct |
| 5 |
Correct |
11 ms |
3328 KB |
Output is correct |
| 6 |
Correct |
20 ms |
4352 KB |
Output is correct |
| 7 |
Correct |
4 ms |
2688 KB |
Output is correct |
| 8 |
Correct |
38 ms |
5496 KB |
Output is correct |
| 9 |
Correct |
51 ms |
6520 KB |
Output is correct |
| 10 |
Correct |
4 ms |
2816 KB |
Output is correct |
| 11 |
Correct |
82 ms |
7912 KB |
Output is correct |
| 12 |
Correct |
82 ms |
8932 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 |
2816 KB |
Output is correct |
| 17 |
Correct |
4 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 |
3 ms |
2688 KB |
Output is correct |
| 23 |
Correct |
3 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 |
3 ms |
2688 KB |
Output is correct |
| 28 |
Correct |
4 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 |
3 ms |
2688 KB |
Output is correct |
| 35 |
Correct |
3 ms |
2688 KB |
Output is correct |
| 36 |
Correct |
3 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 |
63 ms |
10108 KB |
Output is correct |
| 40 |
Correct |
62 ms |
10104 KB |
Output is correct |
| 41 |
Correct |
43 ms |
7552 KB |
Output is correct |
| 42 |
Correct |
13 ms |
3840 KB |
Output is correct |
| 43 |
Correct |
4 ms |
2688 KB |
Output is correct |
| 44 |
Correct |
4 ms |
2688 KB |
Output is correct |
| 45 |
Correct |
3 ms |
2688 KB |
Output is correct |
| 46 |
Correct |
4 ms |
2688 KB |
Output is correct |
| 47 |
Correct |
3 ms |
2688 KB |
Output is correct |
| 48 |
Correct |
4 ms |
2688 KB |
Output is correct |
| 49 |
Correct |
3 ms |
2688 KB |
Output is correct |
| 50 |
Correct |
3 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 |
3 ms |
2688 KB |
Output is correct |
| 54 |
Correct |
3 ms |
2688 KB |
Output is correct |
| 55 |
Correct |
4 ms |
2688 KB |
Output is correct |
| 56 |
Correct |
3 ms |
2688 KB |
Output is correct |
| 57 |
Correct |
101 ms |
8640 KB |
Output is correct |
| 58 |
Correct |
84 ms |
8696 KB |
Output is correct |
| 59 |
Correct |
96 ms |
8568 KB |
Output is correct |
| 60 |
Correct |
92 ms |
8568 KB |
Output is correct |
| 61 |
Correct |
88 ms |
8440 KB |
Output is correct |
| 62 |
Correct |
93 ms |
8444 KB |
Output is correct |
| 63 |
Correct |
82 ms |
8300 KB |
Output is correct |
| 64 |
Correct |
84 ms |
8312 KB |
Output is correct |
| 65 |
Correct |
94 ms |
8340 KB |
Output is correct |
| 66 |
Correct |
79 ms |
8312 KB |
Output is correct |
| 67 |
Correct |
112 ms |
8568 KB |
Output is correct |
| 68 |
Correct |
101 ms |
8440 KB |
Output is correct |
| 69 |
Correct |
106 ms |
8568 KB |
Output is correct |
| 70 |
Correct |
106 ms |
8568 KB |
Output is correct |
| 71 |
Correct |
4 ms |
2688 KB |
Output is correct |
| 72 |
Correct |
6 ms |
2816 KB |
Output is correct |
| 73 |
Correct |
5 ms |
2816 KB |
Output is correct |
| 74 |
Correct |
5 ms |
2816 KB |
Output is correct |
| 75 |
Correct |
5 ms |
2816 KB |
Output is correct |
| 76 |
Correct |
5 ms |
2816 KB |
Output is correct |
| 77 |
Correct |
5 ms |
2944 KB |
Output is correct |
| 78 |
Correct |
6 ms |
2944 KB |
Output is correct |
| 79 |
Correct |
6 ms |
2816 KB |
Output is correct |
| 80 |
Correct |
92 ms |
8440 KB |
Output is correct |
| 81 |
Correct |
118 ms |
8528 KB |
Output is correct |
| 82 |
Correct |
102 ms |
8440 KB |
Output is correct |
| 83 |
Correct |
101 ms |
8440 KB |
Output is correct |
| 84 |
Correct |
5 ms |
2816 KB |
Output is correct |
| 85 |
Correct |
5 ms |
2816 KB |
Output is correct |
| 86 |
Correct |
5 ms |
2816 KB |
Output is correct |
| 87 |
Correct |
5 ms |
2816 KB |
Output is correct |
| 88 |
Correct |
5 ms |
2816 KB |
Output is correct |
| 89 |
Correct |
5 ms |
2816 KB |
Output is correct |
| 90 |
Correct |
6 ms |
2816 KB |
Output is correct |
| 91 |
Correct |
5 ms |
2944 KB |
Output is correct |
| 92 |
Correct |
5 ms |
2944 KB |
Output is correct |
| 93 |
Correct |
5 ms |
2816 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 |
3 ms |
2688 KB |
Output is correct |
| 100 |
Correct |
5 ms |
2688 KB |
Output is correct |
| 101 |
Correct |
4 ms |
2688 KB |
Output is correct |
| 102 |
Correct |
4 ms |
2688 KB |
Output is correct |
| 103 |
Correct |
4 ms |
2688 KB |
Output is correct |
| 104 |
Correct |
11 ms |
3328 KB |
Output is correct |
| 105 |
Correct |
20 ms |
4344 KB |
Output is correct |
| 106 |
Correct |
4 ms |
2688 KB |
Output is correct |
| 107 |
Correct |
37 ms |
5496 KB |
Output is correct |
| 108 |
Correct |
46 ms |
6528 KB |
Output is correct |
| 109 |
Correct |
4 ms |
2816 KB |
Output is correct |
| 110 |
Correct |
65 ms |
7800 KB |
Output is correct |
| 111 |
Correct |
79 ms |
8824 KB |
Output is correct |
| 112 |
Correct |
4 ms |
2816 KB |
Output is correct |
| 113 |
Correct |
158 ms |
11044 KB |
Output is correct |
| 114 |
Incorrect |
39 ms |
7416 KB |
Output isn't correct |
| 115 |
Halted |
0 ms |
0 KB |
- |
