| # |
Submission time |
Handle |
Problem |
Language |
Result |
Execution time |
Memory |
| 738404 |
2023-05-08T16:33:47 Z |
Baytoro |
Race (IOI11_race) |
C++17 |
|
434 ms |
101492 KB |
#include "race.h"
//#include "grader.cpp"
#include <bits/stdc++.h>
using namespace std;
#define ll long long
#define pb push_back
#define fr first
#define sc second
#define all(x) x.begin(),x.end()
const ll NN=2e5+5;
vector<pair<int,int>> g[NN];
ll ans=1e9,k;
map<ll,ll> mp[NN];
void dfs(int x, int p, ll d, int depth){
mp[x][d]=depth;
for(auto it: g[x]){
if(it.fr==p) continue;
dfs(it.fr,x,d+it.sc,depth+1);
if(mp[x].size()<mp[it.fr].size())
swap(mp[x],mp[it.fr]);
for(auto i: mp[it.fr]){
ll target=k-i.fr+2*d;
if(mp[x].find(target)!=mp[x].end()){
ans=min(ans,mp[x][target]+i.sc-2*depth);
}
}
for(auto i: mp[it.fr]){
if(mp[x].find(i.fr)==mp[x].end()){
mp[x].insert(i);
}
else{
mp[x][i.fr]=min(mp[x][i.fr],i.sc);
}
}
}
}
int best_path(int N, int K, int H[][2], int L[]){
k=K;
ans=N;
for(int i=0;i<N-1;i++){
int a=H[i][0],b=H[i][1],c=L[i];
g[a].pb({b,c});
g[b].pb({a,c});
}
dfs(0,-1,0,0);
if(ans==N) ans=-1;
return ans;
}
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
7 ms |
14420 KB |
Output is correct |
| 2 |
Correct |
7 ms |
14440 KB |
Output is correct |
| 3 |
Correct |
7 ms |
14436 KB |
Output is correct |
| 4 |
Correct |
9 ms |
14420 KB |
Output is correct |
| 5 |
Correct |
7 ms |
14420 KB |
Output is correct |
| 6 |
Correct |
7 ms |
14420 KB |
Output is correct |
| 7 |
Correct |
8 ms |
14348 KB |
Output is correct |
| 8 |
Correct |
7 ms |
14400 KB |
Output is correct |
| 9 |
Correct |
7 ms |
14436 KB |
Output is correct |
| 10 |
Correct |
7 ms |
14400 KB |
Output is correct |
| 11 |
Correct |
7 ms |
14440 KB |
Output is correct |
| 12 |
Correct |
7 ms |
14420 KB |
Output is correct |
| 13 |
Correct |
7 ms |
14420 KB |
Output is correct |
| 14 |
Correct |
7 ms |
14420 KB |
Output is correct |
| 15 |
Correct |
7 ms |
14420 KB |
Output is correct |
| 16 |
Correct |
8 ms |
14420 KB |
Output is correct |
| 17 |
Correct |
8 ms |
14420 KB |
Output is correct |
| 18 |
Correct |
8 ms |
14400 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
7 ms |
14420 KB |
Output is correct |
| 2 |
Correct |
7 ms |
14440 KB |
Output is correct |
| 3 |
Correct |
7 ms |
14436 KB |
Output is correct |
| 4 |
Correct |
9 ms |
14420 KB |
Output is correct |
| 5 |
Correct |
7 ms |
14420 KB |
Output is correct |
| 6 |
Correct |
7 ms |
14420 KB |
Output is correct |
| 7 |
Correct |
8 ms |
14348 KB |
Output is correct |
| 8 |
Correct |
7 ms |
14400 KB |
Output is correct |
| 9 |
Correct |
7 ms |
14436 KB |
Output is correct |
| 10 |
Correct |
7 ms |
14400 KB |
Output is correct |
| 11 |
Correct |
7 ms |
14440 KB |
Output is correct |
| 12 |
Correct |
7 ms |
14420 KB |
Output is correct |
| 13 |
Correct |
7 ms |
14420 KB |
Output is correct |
| 14 |
Correct |
7 ms |
14420 KB |
Output is correct |
| 15 |
Correct |
7 ms |
14420 KB |
Output is correct |
| 16 |
Correct |
8 ms |
14420 KB |
Output is correct |
| 17 |
Correct |
8 ms |
14420 KB |
Output is correct |
| 18 |
Correct |
8 ms |
14400 KB |
Output is correct |
| 19 |
Correct |
7 ms |
14292 KB |
Output is correct |
| 20 |
Correct |
7 ms |
14420 KB |
Output is correct |
| 21 |
Correct |
8 ms |
14532 KB |
Output is correct |
| 22 |
Correct |
8 ms |
14696 KB |
Output is correct |
| 23 |
Correct |
8 ms |
14688 KB |
Output is correct |
| 24 |
Correct |
11 ms |
14676 KB |
Output is correct |
| 25 |
Correct |
10 ms |
14676 KB |
Output is correct |
| 26 |
Correct |
9 ms |
14676 KB |
Output is correct |
| 27 |
Correct |
8 ms |
14548 KB |
Output is correct |
| 28 |
Correct |
8 ms |
14676 KB |
Output is correct |
| 29 |
Correct |
9 ms |
14676 KB |
Output is correct |
| 30 |
Correct |
8 ms |
14596 KB |
Output is correct |
| 31 |
Correct |
8 ms |
14676 KB |
Output is correct |
| 32 |
Correct |
9 ms |
14704 KB |
Output is correct |
| 33 |
Correct |
8 ms |
14668 KB |
Output is correct |
| 34 |
Correct |
8 ms |
14664 KB |
Output is correct |
| 35 |
Correct |
8 ms |
14668 KB |
Output is correct |
| 36 |
Correct |
10 ms |
14536 KB |
Output is correct |
| 37 |
Correct |
8 ms |
14532 KB |
Output is correct |
| 38 |
Correct |
8 ms |
14548 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
7 ms |
14420 KB |
Output is correct |
| 2 |
Correct |
7 ms |
14440 KB |
Output is correct |
| 3 |
Correct |
7 ms |
14436 KB |
Output is correct |
| 4 |
Correct |
9 ms |
14420 KB |
Output is correct |
| 5 |
Correct |
7 ms |
14420 KB |
Output is correct |
| 6 |
Correct |
7 ms |
14420 KB |
Output is correct |
| 7 |
Correct |
8 ms |
14348 KB |
Output is correct |
| 8 |
Correct |
7 ms |
14400 KB |
Output is correct |
| 9 |
Correct |
7 ms |
14436 KB |
Output is correct |
| 10 |
Correct |
7 ms |
14400 KB |
Output is correct |
| 11 |
Correct |
7 ms |
14440 KB |
Output is correct |
| 12 |
Correct |
7 ms |
14420 KB |
Output is correct |
| 13 |
Correct |
7 ms |
14420 KB |
Output is correct |
| 14 |
Correct |
7 ms |
14420 KB |
Output is correct |
| 15 |
Correct |
7 ms |
14420 KB |
Output is correct |
| 16 |
Correct |
8 ms |
14420 KB |
Output is correct |
| 17 |
Correct |
8 ms |
14420 KB |
Output is correct |
| 18 |
Correct |
8 ms |
14400 KB |
Output is correct |
| 19 |
Correct |
121 ms |
36144 KB |
Output is correct |
| 20 |
Correct |
122 ms |
36172 KB |
Output is correct |
| 21 |
Correct |
133 ms |
35936 KB |
Output is correct |
| 22 |
Correct |
128 ms |
35452 KB |
Output is correct |
| 23 |
Correct |
156 ms |
48232 KB |
Output is correct |
| 24 |
Correct |
128 ms |
38944 KB |
Output is correct |
| 25 |
Correct |
109 ms |
36020 KB |
Output is correct |
| 26 |
Correct |
59 ms |
43468 KB |
Output is correct |
| 27 |
Correct |
188 ms |
46328 KB |
Output is correct |
| 28 |
Correct |
316 ms |
85480 KB |
Output is correct |
| 29 |
Correct |
342 ms |
83856 KB |
Output is correct |
| 30 |
Correct |
241 ms |
46308 KB |
Output is correct |
| 31 |
Correct |
200 ms |
46424 KB |
Output is correct |
| 32 |
Correct |
270 ms |
46404 KB |
Output is correct |
| 33 |
Correct |
241 ms |
51228 KB |
Output is correct |
| 34 |
Correct |
355 ms |
84116 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
7 ms |
14420 KB |
Output is correct |
| 2 |
Correct |
7 ms |
14440 KB |
Output is correct |
| 3 |
Correct |
7 ms |
14436 KB |
Output is correct |
| 4 |
Correct |
9 ms |
14420 KB |
Output is correct |
| 5 |
Correct |
7 ms |
14420 KB |
Output is correct |
| 6 |
Correct |
7 ms |
14420 KB |
Output is correct |
| 7 |
Correct |
8 ms |
14348 KB |
Output is correct |
| 8 |
Correct |
7 ms |
14400 KB |
Output is correct |
| 9 |
Correct |
7 ms |
14436 KB |
Output is correct |
| 10 |
Correct |
7 ms |
14400 KB |
Output is correct |
| 11 |
Correct |
7 ms |
14440 KB |
Output is correct |
| 12 |
Correct |
7 ms |
14420 KB |
Output is correct |
| 13 |
Correct |
7 ms |
14420 KB |
Output is correct |
| 14 |
Correct |
7 ms |
14420 KB |
Output is correct |
| 15 |
Correct |
7 ms |
14420 KB |
Output is correct |
| 16 |
Correct |
8 ms |
14420 KB |
Output is correct |
| 17 |
Correct |
8 ms |
14420 KB |
Output is correct |
| 18 |
Correct |
8 ms |
14400 KB |
Output is correct |
| 19 |
Correct |
7 ms |
14292 KB |
Output is correct |
| 20 |
Correct |
7 ms |
14420 KB |
Output is correct |
| 21 |
Correct |
8 ms |
14532 KB |
Output is correct |
| 22 |
Correct |
8 ms |
14696 KB |
Output is correct |
| 23 |
Correct |
8 ms |
14688 KB |
Output is correct |
| 24 |
Correct |
11 ms |
14676 KB |
Output is correct |
| 25 |
Correct |
10 ms |
14676 KB |
Output is correct |
| 26 |
Correct |
9 ms |
14676 KB |
Output is correct |
| 27 |
Correct |
8 ms |
14548 KB |
Output is correct |
| 28 |
Correct |
8 ms |
14676 KB |
Output is correct |
| 29 |
Correct |
9 ms |
14676 KB |
Output is correct |
| 30 |
Correct |
8 ms |
14596 KB |
Output is correct |
| 31 |
Correct |
8 ms |
14676 KB |
Output is correct |
| 32 |
Correct |
9 ms |
14704 KB |
Output is correct |
| 33 |
Correct |
8 ms |
14668 KB |
Output is correct |
| 34 |
Correct |
8 ms |
14664 KB |
Output is correct |
| 35 |
Correct |
8 ms |
14668 KB |
Output is correct |
| 36 |
Correct |
10 ms |
14536 KB |
Output is correct |
| 37 |
Correct |
8 ms |
14532 KB |
Output is correct |
| 38 |
Correct |
8 ms |
14548 KB |
Output is correct |
| 39 |
Correct |
121 ms |
36144 KB |
Output is correct |
| 40 |
Correct |
122 ms |
36172 KB |
Output is correct |
| 41 |
Correct |
133 ms |
35936 KB |
Output is correct |
| 42 |
Correct |
128 ms |
35452 KB |
Output is correct |
| 43 |
Correct |
156 ms |
48232 KB |
Output is correct |
| 44 |
Correct |
128 ms |
38944 KB |
Output is correct |
| 45 |
Correct |
109 ms |
36020 KB |
Output is correct |
| 46 |
Correct |
59 ms |
43468 KB |
Output is correct |
| 47 |
Correct |
188 ms |
46328 KB |
Output is correct |
| 48 |
Correct |
316 ms |
85480 KB |
Output is correct |
| 49 |
Correct |
342 ms |
83856 KB |
Output is correct |
| 50 |
Correct |
241 ms |
46308 KB |
Output is correct |
| 51 |
Correct |
200 ms |
46424 KB |
Output is correct |
| 52 |
Correct |
270 ms |
46404 KB |
Output is correct |
| 53 |
Correct |
241 ms |
51228 KB |
Output is correct |
| 54 |
Correct |
355 ms |
84116 KB |
Output is correct |
| 55 |
Correct |
20 ms |
17484 KB |
Output is correct |
| 56 |
Correct |
14 ms |
16212 KB |
Output is correct |
| 57 |
Correct |
76 ms |
33440 KB |
Output is correct |
| 58 |
Correct |
54 ms |
26768 KB |
Output is correct |
| 59 |
Correct |
123 ms |
49688 KB |
Output is correct |
| 60 |
Correct |
292 ms |
84220 KB |
Output is correct |
| 61 |
Correct |
261 ms |
49760 KB |
Output is correct |
| 62 |
Correct |
178 ms |
46380 KB |
Output is correct |
| 63 |
Correct |
257 ms |
46404 KB |
Output is correct |
| 64 |
Correct |
434 ms |
101492 KB |
Output is correct |
| 65 |
Correct |
422 ms |
99624 KB |
Output is correct |
| 66 |
Correct |
345 ms |
80276 KB |
Output is correct |
| 67 |
Correct |
169 ms |
40728 KB |
Output is correct |
| 68 |
Correct |
367 ms |
63348 KB |
Output is correct |
| 69 |
Correct |
383 ms |
68284 KB |
Output is correct |
| 70 |
Correct |
357 ms |
61268 KB |
Output is correct |
