| # |
Submission time |
Handle |
Problem |
Language |
Result |
Execution time |
Memory |
| 242773 |
2020-06-29T09:52:25 Z |
michao |
Race (IOI11_race) |
C++14 |
|
3000 ms |
12024 KB |
#include <bits/stdc++.h>
#define ll long long int
#define mp make_pair
#define pb push_back
#define ld long double
#define pii pair<int,int>
#define sz(x) (int)x.size()
#define piii pair<pii,pii>
#define precise cout<<fixed<<setprecision(10)
#define st first
#define nd second
#define ins insert
#define vi vector<int>
#define BOOST ios_base::sync_with_stdio(false);cin.tie(0);cout.tie(0)
using namespace std;
const int MAX=2e5+5;
const int inf=1e9+9;
vector<pii>P[MAX];
int gle[MAX];
int dist[MAX];
int ans=inf;
void brut(int u,int fa,int k)
{
if (fa==-1)gle[u]=0,dist[u]=0;
if (dist[u]==k)ans=min(ans,gle[u]);
for (auto it:P[u])
{
if (it.st!=fa)
{
gle[it.st]=gle[u]+1;
dist[it.st]=dist[u]+it.nd;
brut(it.st,u,k);
}
}
}
void func(int n,int k)
{
for (int i=1;i<=n;i++)brut(i,-1,k);
}
int best_path(int n,int k,int h[][2],int l[])
{
for (int i=0;i<n-1;i++)
P[h[i][0]].pb(mp(h[i][1],l[i])),P[h[i][1]].pb(mp(h[i][0],l[i]));
func(n,k);
if (ans==inf)ans=-1;
return ans;
}
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
8 ms |
4992 KB |
Output is correct |
| 2 |
Correct |
8 ms |
5120 KB |
Output is correct |
| 3 |
Correct |
8 ms |
5120 KB |
Output is correct |
| 4 |
Correct |
8 ms |
4992 KB |
Output is correct |
| 5 |
Correct |
8 ms |
5024 KB |
Output is correct |
| 6 |
Correct |
8 ms |
5120 KB |
Output is correct |
| 7 |
Correct |
8 ms |
5120 KB |
Output is correct |
| 8 |
Correct |
8 ms |
5120 KB |
Output is correct |
| 9 |
Correct |
8 ms |
4992 KB |
Output is correct |
| 10 |
Correct |
8 ms |
5120 KB |
Output is correct |
| 11 |
Correct |
8 ms |
5120 KB |
Output is correct |
| 12 |
Correct |
8 ms |
4992 KB |
Output is correct |
| 13 |
Correct |
8 ms |
4992 KB |
Output is correct |
| 14 |
Correct |
9 ms |
4992 KB |
Output is correct |
| 15 |
Correct |
8 ms |
4992 KB |
Output is correct |
| 16 |
Correct |
7 ms |
4992 KB |
Output is correct |
| 17 |
Correct |
7 ms |
4992 KB |
Output is correct |
| 18 |
Correct |
7 ms |
4992 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
8 ms |
4992 KB |
Output is correct |
| 2 |
Correct |
8 ms |
5120 KB |
Output is correct |
| 3 |
Correct |
8 ms |
5120 KB |
Output is correct |
| 4 |
Correct |
8 ms |
4992 KB |
Output is correct |
| 5 |
Correct |
8 ms |
5024 KB |
Output is correct |
| 6 |
Correct |
8 ms |
5120 KB |
Output is correct |
| 7 |
Correct |
8 ms |
5120 KB |
Output is correct |
| 8 |
Correct |
8 ms |
5120 KB |
Output is correct |
| 9 |
Correct |
8 ms |
4992 KB |
Output is correct |
| 10 |
Correct |
8 ms |
5120 KB |
Output is correct |
| 11 |
Correct |
8 ms |
5120 KB |
Output is correct |
| 12 |
Correct |
8 ms |
4992 KB |
Output is correct |
| 13 |
Correct |
8 ms |
4992 KB |
Output is correct |
| 14 |
Correct |
9 ms |
4992 KB |
Output is correct |
| 15 |
Correct |
8 ms |
4992 KB |
Output is correct |
| 16 |
Correct |
7 ms |
4992 KB |
Output is correct |
| 17 |
Correct |
7 ms |
4992 KB |
Output is correct |
| 18 |
Correct |
7 ms |
4992 KB |
Output is correct |
| 19 |
Correct |
7 ms |
4992 KB |
Output is correct |
| 20 |
Correct |
7 ms |
5120 KB |
Output is correct |
| 21 |
Correct |
25 ms |
4992 KB |
Output is correct |
| 22 |
Correct |
26 ms |
5120 KB |
Output is correct |
| 23 |
Correct |
26 ms |
5120 KB |
Output is correct |
| 24 |
Correct |
24 ms |
5120 KB |
Output is correct |
| 25 |
Correct |
25 ms |
5120 KB |
Output is correct |
| 26 |
Correct |
24 ms |
5120 KB |
Output is correct |
| 27 |
Correct |
25 ms |
5120 KB |
Output is correct |
| 28 |
Correct |
24 ms |
5120 KB |
Output is correct |
| 29 |
Correct |
24 ms |
5120 KB |
Output is correct |
| 30 |
Correct |
25 ms |
5120 KB |
Output is correct |
| 31 |
Correct |
24 ms |
5120 KB |
Output is correct |
| 32 |
Correct |
24 ms |
5120 KB |
Output is correct |
| 33 |
Correct |
27 ms |
5120 KB |
Output is correct |
| 34 |
Correct |
20 ms |
5120 KB |
Output is correct |
| 35 |
Correct |
16 ms |
5120 KB |
Output is correct |
| 36 |
Correct |
15 ms |
5120 KB |
Output is correct |
| 37 |
Correct |
15 ms |
5120 KB |
Output is correct |
| 38 |
Correct |
17 ms |
5120 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
8 ms |
4992 KB |
Output is correct |
| 2 |
Correct |
8 ms |
5120 KB |
Output is correct |
| 3 |
Correct |
8 ms |
5120 KB |
Output is correct |
| 4 |
Correct |
8 ms |
4992 KB |
Output is correct |
| 5 |
Correct |
8 ms |
5024 KB |
Output is correct |
| 6 |
Correct |
8 ms |
5120 KB |
Output is correct |
| 7 |
Correct |
8 ms |
5120 KB |
Output is correct |
| 8 |
Correct |
8 ms |
5120 KB |
Output is correct |
| 9 |
Correct |
8 ms |
4992 KB |
Output is correct |
| 10 |
Correct |
8 ms |
5120 KB |
Output is correct |
| 11 |
Correct |
8 ms |
5120 KB |
Output is correct |
| 12 |
Correct |
8 ms |
4992 KB |
Output is correct |
| 13 |
Correct |
8 ms |
4992 KB |
Output is correct |
| 14 |
Correct |
9 ms |
4992 KB |
Output is correct |
| 15 |
Correct |
8 ms |
4992 KB |
Output is correct |
| 16 |
Correct |
7 ms |
4992 KB |
Output is correct |
| 17 |
Correct |
7 ms |
4992 KB |
Output is correct |
| 18 |
Correct |
7 ms |
4992 KB |
Output is correct |
| 19 |
Execution timed out |
3074 ms |
12024 KB |
Time limit exceeded |
| 20 |
Halted |
0 ms |
0 KB |
- |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
8 ms |
4992 KB |
Output is correct |
| 2 |
Correct |
8 ms |
5120 KB |
Output is correct |
| 3 |
Correct |
8 ms |
5120 KB |
Output is correct |
| 4 |
Correct |
8 ms |
4992 KB |
Output is correct |
| 5 |
Correct |
8 ms |
5024 KB |
Output is correct |
| 6 |
Correct |
8 ms |
5120 KB |
Output is correct |
| 7 |
Correct |
8 ms |
5120 KB |
Output is correct |
| 8 |
Correct |
8 ms |
5120 KB |
Output is correct |
| 9 |
Correct |
8 ms |
4992 KB |
Output is correct |
| 10 |
Correct |
8 ms |
5120 KB |
Output is correct |
| 11 |
Correct |
8 ms |
5120 KB |
Output is correct |
| 12 |
Correct |
8 ms |
4992 KB |
Output is correct |
| 13 |
Correct |
8 ms |
4992 KB |
Output is correct |
| 14 |
Correct |
9 ms |
4992 KB |
Output is correct |
| 15 |
Correct |
8 ms |
4992 KB |
Output is correct |
| 16 |
Correct |
7 ms |
4992 KB |
Output is correct |
| 17 |
Correct |
7 ms |
4992 KB |
Output is correct |
| 18 |
Correct |
7 ms |
4992 KB |
Output is correct |
| 19 |
Correct |
7 ms |
4992 KB |
Output is correct |
| 20 |
Correct |
7 ms |
5120 KB |
Output is correct |
| 21 |
Correct |
25 ms |
4992 KB |
Output is correct |
| 22 |
Correct |
26 ms |
5120 KB |
Output is correct |
| 23 |
Correct |
26 ms |
5120 KB |
Output is correct |
| 24 |
Correct |
24 ms |
5120 KB |
Output is correct |
| 25 |
Correct |
25 ms |
5120 KB |
Output is correct |
| 26 |
Correct |
24 ms |
5120 KB |
Output is correct |
| 27 |
Correct |
25 ms |
5120 KB |
Output is correct |
| 28 |
Correct |
24 ms |
5120 KB |
Output is correct |
| 29 |
Correct |
24 ms |
5120 KB |
Output is correct |
| 30 |
Correct |
25 ms |
5120 KB |
Output is correct |
| 31 |
Correct |
24 ms |
5120 KB |
Output is correct |
| 32 |
Correct |
24 ms |
5120 KB |
Output is correct |
| 33 |
Correct |
27 ms |
5120 KB |
Output is correct |
| 34 |
Correct |
20 ms |
5120 KB |
Output is correct |
| 35 |
Correct |
16 ms |
5120 KB |
Output is correct |
| 36 |
Correct |
15 ms |
5120 KB |
Output is correct |
| 37 |
Correct |
15 ms |
5120 KB |
Output is correct |
| 38 |
Correct |
17 ms |
5120 KB |
Output is correct |
| 39 |
Execution timed out |
3074 ms |
12024 KB |
Time limit exceeded |
| 40 |
Halted |
0 ms |
0 KB |
- |
