| # |
Submission time |
Handle |
Problem |
Language |
Result |
Execution time |
Memory |
| 1111884 |
2024-11-13T09:34:28 Z |
KasymK |
Race (IOI11_race) |
C++17 |
|
379 ms |
86584 KB |
#include "bits/stdc++.h"
using namespace std;
#define ff first
#define ss second
#define all(v) v.begin(), v.end()
#define ll long long
#define pb push_back
#define pii pair<int, int>
#define pli pair<ll, int>
#define pll pair<ll, ll>
#define tr(i, c) for(auto i = c.begin(); i != c.end(); ++i)
#define wr puts("----------------")
template<class T>bool umin(T& a,T b){if(a>b){a=b;return 1;}return 0;}
template<class T>bool umax(T& a,T b){if(a<b){a=b;return 1;}return 0;}
const int INF = 1e9;
const int N = 2e5+5;
int ret, n, k;
vector<pii> adj[N];
map<int, int> mp[N];
void dfs(int x, int pr, int d, int lvl){
mp[x][d] = lvl;
tr(it, adj[x])
if(it->ff!=pr){
dfs(it->ff, x, d+it->ss, lvl+1);
if((int)mp[it->ff].size()>(int)mp[x].size())
swap(mp[x], mp[it->ff]);
for(auto &i : mp[it->ff])
if(mp[x].find(k+2*d-i.ff)!=mp[x].end())
umin(ret, mp[x][k+2*d-i.ff]+i.ss-2*lvl);
for(auto &i : mp[it->ff]){
if(mp[x].find(i.ff)==mp[x].end())
mp[x][i.ff]=i.ss;
umin(mp[x][i.ff], i.ss);
}
}
}
int best_path(int N, int K, int H[][2], int L[]){
n = N, k = K;
for(int i = 0; i < n-1; ++i)
adj[H[i][0]].pb({H[i][1], L[i]}), adj[H[i][1]].pb({H[i][0], L[i]});
ret = INF;
dfs(0, -1, 0, 0);
return (ret==INF?-1:ret);
}
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
4 ms |
18000 KB |
Output is correct |
| 2 |
Correct |
4 ms |
18000 KB |
Output is correct |
| 3 |
Correct |
4 ms |
18000 KB |
Output is correct |
| 4 |
Correct |
4 ms |
18000 KB |
Output is correct |
| 5 |
Correct |
5 ms |
18208 KB |
Output is correct |
| 6 |
Correct |
5 ms |
18000 KB |
Output is correct |
| 7 |
Correct |
4 ms |
18000 KB |
Output is correct |
| 8 |
Correct |
4 ms |
18000 KB |
Output is correct |
| 9 |
Correct |
5 ms |
18176 KB |
Output is correct |
| 10 |
Correct |
4 ms |
18000 KB |
Output is correct |
| 11 |
Correct |
5 ms |
18168 KB |
Output is correct |
| 12 |
Correct |
4 ms |
18000 KB |
Output is correct |
| 13 |
Correct |
4 ms |
18176 KB |
Output is correct |
| 14 |
Correct |
4 ms |
18000 KB |
Output is correct |
| 15 |
Correct |
5 ms |
18000 KB |
Output is correct |
| 16 |
Correct |
4 ms |
18000 KB |
Output is correct |
| 17 |
Correct |
4 ms |
18000 KB |
Output is correct |
| 18 |
Correct |
4 ms |
18000 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
4 ms |
18000 KB |
Output is correct |
| 2 |
Correct |
4 ms |
18000 KB |
Output is correct |
| 3 |
Correct |
4 ms |
18000 KB |
Output is correct |
| 4 |
Correct |
4 ms |
18000 KB |
Output is correct |
| 5 |
Correct |
5 ms |
18208 KB |
Output is correct |
| 6 |
Correct |
5 ms |
18000 KB |
Output is correct |
| 7 |
Correct |
4 ms |
18000 KB |
Output is correct |
| 8 |
Correct |
4 ms |
18000 KB |
Output is correct |
| 9 |
Correct |
5 ms |
18176 KB |
Output is correct |
| 10 |
Correct |
4 ms |
18000 KB |
Output is correct |
| 11 |
Correct |
5 ms |
18168 KB |
Output is correct |
| 12 |
Correct |
4 ms |
18000 KB |
Output is correct |
| 13 |
Correct |
4 ms |
18176 KB |
Output is correct |
| 14 |
Correct |
4 ms |
18000 KB |
Output is correct |
| 15 |
Correct |
5 ms |
18000 KB |
Output is correct |
| 16 |
Correct |
4 ms |
18000 KB |
Output is correct |
| 17 |
Correct |
4 ms |
18000 KB |
Output is correct |
| 18 |
Correct |
4 ms |
18000 KB |
Output is correct |
| 19 |
Correct |
4 ms |
18176 KB |
Output is correct |
| 20 |
Correct |
5 ms |
18000 KB |
Output is correct |
| 21 |
Correct |
5 ms |
18256 KB |
Output is correct |
| 22 |
Correct |
5 ms |
18184 KB |
Output is correct |
| 23 |
Correct |
6 ms |
18256 KB |
Output is correct |
| 24 |
Correct |
5 ms |
18256 KB |
Output is correct |
| 25 |
Correct |
5 ms |
18256 KB |
Output is correct |
| 26 |
Correct |
5 ms |
18256 KB |
Output is correct |
| 27 |
Correct |
5 ms |
18256 KB |
Output is correct |
| 28 |
Correct |
5 ms |
18256 KB |
Output is correct |
| 29 |
Correct |
6 ms |
18256 KB |
Output is correct |
| 30 |
Correct |
6 ms |
18404 KB |
Output is correct |
| 31 |
Correct |
5 ms |
18256 KB |
Output is correct |
| 32 |
Correct |
5 ms |
18256 KB |
Output is correct |
| 33 |
Correct |
6 ms |
18256 KB |
Output is correct |
| 34 |
Correct |
4 ms |
18256 KB |
Output is correct |
| 35 |
Correct |
6 ms |
18256 KB |
Output is correct |
| 36 |
Correct |
5 ms |
18180 KB |
Output is correct |
| 37 |
Correct |
4 ms |
18428 KB |
Output is correct |
| 38 |
Correct |
5 ms |
18256 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
4 ms |
18000 KB |
Output is correct |
| 2 |
Correct |
4 ms |
18000 KB |
Output is correct |
| 3 |
Correct |
4 ms |
18000 KB |
Output is correct |
| 4 |
Correct |
4 ms |
18000 KB |
Output is correct |
| 5 |
Correct |
5 ms |
18208 KB |
Output is correct |
| 6 |
Correct |
5 ms |
18000 KB |
Output is correct |
| 7 |
Correct |
4 ms |
18000 KB |
Output is correct |
| 8 |
Correct |
4 ms |
18000 KB |
Output is correct |
| 9 |
Correct |
5 ms |
18176 KB |
Output is correct |
| 10 |
Correct |
4 ms |
18000 KB |
Output is correct |
| 11 |
Correct |
5 ms |
18168 KB |
Output is correct |
| 12 |
Correct |
4 ms |
18000 KB |
Output is correct |
| 13 |
Correct |
4 ms |
18176 KB |
Output is correct |
| 14 |
Correct |
4 ms |
18000 KB |
Output is correct |
| 15 |
Correct |
5 ms |
18000 KB |
Output is correct |
| 16 |
Correct |
4 ms |
18000 KB |
Output is correct |
| 17 |
Correct |
4 ms |
18000 KB |
Output is correct |
| 18 |
Correct |
4 ms |
18000 KB |
Output is correct |
| 19 |
Correct |
90 ms |
36880 KB |
Output is correct |
| 20 |
Correct |
92 ms |
37064 KB |
Output is correct |
| 21 |
Correct |
93 ms |
36680 KB |
Output is correct |
| 22 |
Correct |
123 ms |
36476 KB |
Output is correct |
| 23 |
Correct |
163 ms |
46108 KB |
Output is correct |
| 24 |
Correct |
101 ms |
39240 KB |
Output is correct |
| 25 |
Correct |
83 ms |
37448 KB |
Output is correct |
| 26 |
Correct |
49 ms |
43604 KB |
Output is correct |
| 27 |
Correct |
140 ms |
45128 KB |
Output is correct |
| 28 |
Correct |
245 ms |
76564 KB |
Output is correct |
| 29 |
Correct |
236 ms |
75080 KB |
Output is correct |
| 30 |
Correct |
141 ms |
45060 KB |
Output is correct |
| 31 |
Correct |
139 ms |
45128 KB |
Output is correct |
| 32 |
Correct |
159 ms |
45132 KB |
Output is correct |
| 33 |
Correct |
164 ms |
48380 KB |
Output is correct |
| 34 |
Correct |
301 ms |
73288 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
4 ms |
18000 KB |
Output is correct |
| 2 |
Correct |
4 ms |
18000 KB |
Output is correct |
| 3 |
Correct |
4 ms |
18000 KB |
Output is correct |
| 4 |
Correct |
4 ms |
18000 KB |
Output is correct |
| 5 |
Correct |
5 ms |
18208 KB |
Output is correct |
| 6 |
Correct |
5 ms |
18000 KB |
Output is correct |
| 7 |
Correct |
4 ms |
18000 KB |
Output is correct |
| 8 |
Correct |
4 ms |
18000 KB |
Output is correct |
| 9 |
Correct |
5 ms |
18176 KB |
Output is correct |
| 10 |
Correct |
4 ms |
18000 KB |
Output is correct |
| 11 |
Correct |
5 ms |
18168 KB |
Output is correct |
| 12 |
Correct |
4 ms |
18000 KB |
Output is correct |
| 13 |
Correct |
4 ms |
18176 KB |
Output is correct |
| 14 |
Correct |
4 ms |
18000 KB |
Output is correct |
| 15 |
Correct |
5 ms |
18000 KB |
Output is correct |
| 16 |
Correct |
4 ms |
18000 KB |
Output is correct |
| 17 |
Correct |
4 ms |
18000 KB |
Output is correct |
| 18 |
Correct |
4 ms |
18000 KB |
Output is correct |
| 19 |
Correct |
4 ms |
18176 KB |
Output is correct |
| 20 |
Correct |
5 ms |
18000 KB |
Output is correct |
| 21 |
Correct |
5 ms |
18256 KB |
Output is correct |
| 22 |
Correct |
5 ms |
18184 KB |
Output is correct |
| 23 |
Correct |
6 ms |
18256 KB |
Output is correct |
| 24 |
Correct |
5 ms |
18256 KB |
Output is correct |
| 25 |
Correct |
5 ms |
18256 KB |
Output is correct |
| 26 |
Correct |
5 ms |
18256 KB |
Output is correct |
| 27 |
Correct |
5 ms |
18256 KB |
Output is correct |
| 28 |
Correct |
5 ms |
18256 KB |
Output is correct |
| 29 |
Correct |
6 ms |
18256 KB |
Output is correct |
| 30 |
Correct |
6 ms |
18404 KB |
Output is correct |
| 31 |
Correct |
5 ms |
18256 KB |
Output is correct |
| 32 |
Correct |
5 ms |
18256 KB |
Output is correct |
| 33 |
Correct |
6 ms |
18256 KB |
Output is correct |
| 34 |
Correct |
4 ms |
18256 KB |
Output is correct |
| 35 |
Correct |
6 ms |
18256 KB |
Output is correct |
| 36 |
Correct |
5 ms |
18180 KB |
Output is correct |
| 37 |
Correct |
4 ms |
18428 KB |
Output is correct |
| 38 |
Correct |
5 ms |
18256 KB |
Output is correct |
| 39 |
Correct |
90 ms |
36880 KB |
Output is correct |
| 40 |
Correct |
92 ms |
37064 KB |
Output is correct |
| 41 |
Correct |
93 ms |
36680 KB |
Output is correct |
| 42 |
Correct |
123 ms |
36476 KB |
Output is correct |
| 43 |
Correct |
163 ms |
46108 KB |
Output is correct |
| 44 |
Correct |
101 ms |
39240 KB |
Output is correct |
| 45 |
Correct |
83 ms |
37448 KB |
Output is correct |
| 46 |
Correct |
49 ms |
43604 KB |
Output is correct |
| 47 |
Correct |
140 ms |
45128 KB |
Output is correct |
| 48 |
Correct |
245 ms |
76564 KB |
Output is correct |
| 49 |
Correct |
236 ms |
75080 KB |
Output is correct |
| 50 |
Correct |
141 ms |
45060 KB |
Output is correct |
| 51 |
Correct |
139 ms |
45128 KB |
Output is correct |
| 52 |
Correct |
159 ms |
45132 KB |
Output is correct |
| 53 |
Correct |
164 ms |
48380 KB |
Output is correct |
| 54 |
Correct |
301 ms |
73288 KB |
Output is correct |
| 55 |
Correct |
17 ms |
20560 KB |
Output is correct |
| 56 |
Correct |
13 ms |
19536 KB |
Output is correct |
| 57 |
Correct |
53 ms |
35096 KB |
Output is correct |
| 58 |
Correct |
40 ms |
29952 KB |
Output is correct |
| 59 |
Correct |
82 ms |
48196 KB |
Output is correct |
| 60 |
Correct |
219 ms |
75336 KB |
Output is correct |
| 61 |
Correct |
186 ms |
47764 KB |
Output is correct |
| 62 |
Correct |
146 ms |
45128 KB |
Output is correct |
| 63 |
Correct |
166 ms |
45128 KB |
Output is correct |
| 64 |
Correct |
379 ms |
86584 KB |
Output is correct |
| 65 |
Correct |
375 ms |
85320 KB |
Output is correct |
| 66 |
Correct |
233 ms |
72264 KB |
Output is correct |
| 67 |
Correct |
104 ms |
41656 KB |
Output is correct |
| 68 |
Correct |
284 ms |
58184 KB |
Output is correct |
| 69 |
Correct |
309 ms |
62024 KB |
Output is correct |
| 70 |
Correct |
254 ms |
56876 KB |
Output is correct |
