| # |
Submission time |
Handle |
Problem |
Language |
Result |
Execution time |
Memory |
| 987661 |
2024-05-23T09:53:49 Z |
Otalp |
Cat Exercise (JOI23_ho_t4) |
C++14 |
|
2000 ms |
24180 KB |
#include<bits/stdc++.h>
using namespace std;
#define pb push_back
#define ll long long
vector<int> q[200100];
int p[200100], sz[200100];
ll mx[200100];
ll dp[200100];
int jmp[200100][30];
int tin[200100], tout[200100], timer = 0;
int h[200100];
int pos[200100];
int a[200100];
int get(int a){
if(p[a] == a) return a;
return p[a] = get(p[a]);
}
void un(int x, int y){
x = get(x);
y = get(y);
if(x == y) return;
if(sz[x] > sz[y]) swap(x, y);
p[y] = p[x];
sz[x] += sz[y];
if(a[mx[x]] < a[mx[y]]) mx[x] = mx[y];
}
ll dfs(int v, int p, int k, int h){
ll res = dp[v] + k;
for(int to: q[v]){
if(to == p or a[to] > a[h]) continue;
res = max(dfs(to, v, k + 1, h), res);
}
return res;
}
void solve(){
int n;
cin>>n;
for(int i=1; i<=n; i++){
cin>>a[i];
p[i] = i;
mx[i] = i;
pos[a[i]] = i;
sz[i] = 1;
dp[i] = 0;
}
for(int i=1; i<n; i++){
int l, r;
cin>>l>>r;
q[l].pb(r);
q[r].pb(l);
}
for(int i=1; i<=n; i++){
vector<int> d;
int v = pos[i];
dp[v] = dfs(v, 0, 0, v);
}
cout<<dp[pos[n]]<<'\n';
}
int main(){
solve();
}
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
4 ms |
12376 KB |
Output is correct |
| 2 |
Correct |
3 ms |
12380 KB |
Output is correct |
| 3 |
Correct |
3 ms |
12340 KB |
Output is correct |
| 4 |
Correct |
3 ms |
12380 KB |
Output is correct |
| 5 |
Correct |
3 ms |
12376 KB |
Output is correct |
| 6 |
Correct |
4 ms |
12380 KB |
Output is correct |
| 7 |
Correct |
3 ms |
12380 KB |
Output is correct |
| 8 |
Correct |
3 ms |
12380 KB |
Output is correct |
| 9 |
Correct |
4 ms |
12376 KB |
Output is correct |
| 10 |
Correct |
3 ms |
12380 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
4 ms |
12376 KB |
Output is correct |
| 2 |
Correct |
3 ms |
12380 KB |
Output is correct |
| 3 |
Correct |
3 ms |
12340 KB |
Output is correct |
| 4 |
Correct |
3 ms |
12380 KB |
Output is correct |
| 5 |
Correct |
3 ms |
12376 KB |
Output is correct |
| 6 |
Correct |
4 ms |
12380 KB |
Output is correct |
| 7 |
Correct |
3 ms |
12380 KB |
Output is correct |
| 8 |
Correct |
3 ms |
12380 KB |
Output is correct |
| 9 |
Correct |
4 ms |
12376 KB |
Output is correct |
| 10 |
Correct |
3 ms |
12380 KB |
Output is correct |
| 11 |
Correct |
4 ms |
12380 KB |
Output is correct |
| 12 |
Correct |
4 ms |
12376 KB |
Output is correct |
| 13 |
Correct |
4 ms |
12376 KB |
Output is correct |
| 14 |
Correct |
3 ms |
12376 KB |
Output is correct |
| 15 |
Correct |
4 ms |
12432 KB |
Output is correct |
| 16 |
Correct |
4 ms |
12376 KB |
Output is correct |
| 17 |
Correct |
4 ms |
12380 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
4 ms |
12376 KB |
Output is correct |
| 2 |
Correct |
3 ms |
12380 KB |
Output is correct |
| 3 |
Correct |
3 ms |
12340 KB |
Output is correct |
| 4 |
Correct |
3 ms |
12380 KB |
Output is correct |
| 5 |
Correct |
3 ms |
12376 KB |
Output is correct |
| 6 |
Correct |
4 ms |
12380 KB |
Output is correct |
| 7 |
Correct |
3 ms |
12380 KB |
Output is correct |
| 8 |
Correct |
3 ms |
12380 KB |
Output is correct |
| 9 |
Correct |
4 ms |
12376 KB |
Output is correct |
| 10 |
Correct |
3 ms |
12380 KB |
Output is correct |
| 11 |
Correct |
4 ms |
12380 KB |
Output is correct |
| 12 |
Correct |
4 ms |
12376 KB |
Output is correct |
| 13 |
Correct |
4 ms |
12376 KB |
Output is correct |
| 14 |
Correct |
3 ms |
12376 KB |
Output is correct |
| 15 |
Correct |
4 ms |
12432 KB |
Output is correct |
| 16 |
Correct |
4 ms |
12376 KB |
Output is correct |
| 17 |
Correct |
4 ms |
12380 KB |
Output is correct |
| 18 |
Correct |
92 ms |
12888 KB |
Output is correct |
| 19 |
Correct |
92 ms |
12892 KB |
Output is correct |
| 20 |
Correct |
85 ms |
12900 KB |
Output is correct |
| 21 |
Correct |
7 ms |
12892 KB |
Output is correct |
| 22 |
Correct |
8 ms |
12892 KB |
Output is correct |
| 23 |
Correct |
8 ms |
12892 KB |
Output is correct |
| 24 |
Correct |
8 ms |
12892 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
4 ms |
12376 KB |
Output is correct |
| 2 |
Correct |
3 ms |
12380 KB |
Output is correct |
| 3 |
Correct |
3 ms |
12340 KB |
Output is correct |
| 4 |
Correct |
3 ms |
12380 KB |
Output is correct |
| 5 |
Correct |
3 ms |
12376 KB |
Output is correct |
| 6 |
Correct |
4 ms |
12380 KB |
Output is correct |
| 7 |
Correct |
3 ms |
12380 KB |
Output is correct |
| 8 |
Correct |
3 ms |
12380 KB |
Output is correct |
| 9 |
Correct |
4 ms |
12376 KB |
Output is correct |
| 10 |
Correct |
3 ms |
12380 KB |
Output is correct |
| 11 |
Correct |
4 ms |
12380 KB |
Output is correct |
| 12 |
Correct |
4 ms |
12376 KB |
Output is correct |
| 13 |
Correct |
4 ms |
12376 KB |
Output is correct |
| 14 |
Correct |
3 ms |
12376 KB |
Output is correct |
| 15 |
Correct |
4 ms |
12432 KB |
Output is correct |
| 16 |
Correct |
4 ms |
12376 KB |
Output is correct |
| 17 |
Correct |
4 ms |
12380 KB |
Output is correct |
| 18 |
Correct |
92 ms |
12888 KB |
Output is correct |
| 19 |
Correct |
92 ms |
12892 KB |
Output is correct |
| 20 |
Correct |
85 ms |
12900 KB |
Output is correct |
| 21 |
Correct |
7 ms |
12892 KB |
Output is correct |
| 22 |
Correct |
8 ms |
12892 KB |
Output is correct |
| 23 |
Correct |
8 ms |
12892 KB |
Output is correct |
| 24 |
Correct |
8 ms |
12892 KB |
Output is correct |
| 25 |
Correct |
3 ms |
12212 KB |
Output is correct |
| 26 |
Correct |
89 ms |
12904 KB |
Output is correct |
| 27 |
Correct |
97 ms |
12844 KB |
Output is correct |
| 28 |
Correct |
90 ms |
12884 KB |
Output is correct |
| 29 |
Correct |
93 ms |
12884 KB |
Output is correct |
| 30 |
Correct |
12 ms |
12632 KB |
Output is correct |
| 31 |
Correct |
15 ms |
12636 KB |
Output is correct |
| 32 |
Correct |
13 ms |
12636 KB |
Output is correct |
| 33 |
Correct |
15 ms |
12636 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
4 ms |
12376 KB |
Output is correct |
| 2 |
Correct |
3 ms |
12380 KB |
Output is correct |
| 3 |
Correct |
3 ms |
12340 KB |
Output is correct |
| 4 |
Correct |
3 ms |
12380 KB |
Output is correct |
| 5 |
Correct |
3 ms |
12376 KB |
Output is correct |
| 6 |
Correct |
4 ms |
12380 KB |
Output is correct |
| 7 |
Correct |
3 ms |
12380 KB |
Output is correct |
| 8 |
Correct |
3 ms |
12380 KB |
Output is correct |
| 9 |
Correct |
4 ms |
12376 KB |
Output is correct |
| 10 |
Correct |
3 ms |
12380 KB |
Output is correct |
| 11 |
Correct |
4 ms |
12380 KB |
Output is correct |
| 12 |
Correct |
4 ms |
12376 KB |
Output is correct |
| 13 |
Correct |
4 ms |
12376 KB |
Output is correct |
| 14 |
Correct |
3 ms |
12376 KB |
Output is correct |
| 15 |
Correct |
4 ms |
12432 KB |
Output is correct |
| 16 |
Correct |
4 ms |
12376 KB |
Output is correct |
| 17 |
Correct |
4 ms |
12380 KB |
Output is correct |
| 18 |
Correct |
92 ms |
12888 KB |
Output is correct |
| 19 |
Correct |
92 ms |
12892 KB |
Output is correct |
| 20 |
Correct |
85 ms |
12900 KB |
Output is correct |
| 21 |
Correct |
7 ms |
12892 KB |
Output is correct |
| 22 |
Correct |
8 ms |
12892 KB |
Output is correct |
| 23 |
Correct |
8 ms |
12892 KB |
Output is correct |
| 24 |
Correct |
8 ms |
12892 KB |
Output is correct |
| 25 |
Execution timed out |
2050 ms |
24180 KB |
Time limit exceeded |
| 26 |
Halted |
0 ms |
0 KB |
- |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
4 ms |
12380 KB |
Output is correct |
| 2 |
Correct |
3 ms |
12380 KB |
Output is correct |
| 3 |
Execution timed out |
2021 ms |
22352 KB |
Time limit exceeded |
| 4 |
Halted |
0 ms |
0 KB |
- |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
4 ms |
12376 KB |
Output is correct |
| 2 |
Correct |
3 ms |
12380 KB |
Output is correct |
| 3 |
Correct |
3 ms |
12340 KB |
Output is correct |
| 4 |
Correct |
3 ms |
12380 KB |
Output is correct |
| 5 |
Correct |
3 ms |
12376 KB |
Output is correct |
| 6 |
Correct |
4 ms |
12380 KB |
Output is correct |
| 7 |
Correct |
3 ms |
12380 KB |
Output is correct |
| 8 |
Correct |
3 ms |
12380 KB |
Output is correct |
| 9 |
Correct |
4 ms |
12376 KB |
Output is correct |
| 10 |
Correct |
3 ms |
12380 KB |
Output is correct |
| 11 |
Correct |
4 ms |
12380 KB |
Output is correct |
| 12 |
Correct |
4 ms |
12376 KB |
Output is correct |
| 13 |
Correct |
4 ms |
12376 KB |
Output is correct |
| 14 |
Correct |
3 ms |
12376 KB |
Output is correct |
| 15 |
Correct |
4 ms |
12432 KB |
Output is correct |
| 16 |
Correct |
4 ms |
12376 KB |
Output is correct |
| 17 |
Correct |
4 ms |
12380 KB |
Output is correct |
| 18 |
Correct |
92 ms |
12888 KB |
Output is correct |
| 19 |
Correct |
92 ms |
12892 KB |
Output is correct |
| 20 |
Correct |
85 ms |
12900 KB |
Output is correct |
| 21 |
Correct |
7 ms |
12892 KB |
Output is correct |
| 22 |
Correct |
8 ms |
12892 KB |
Output is correct |
| 23 |
Correct |
8 ms |
12892 KB |
Output is correct |
| 24 |
Correct |
8 ms |
12892 KB |
Output is correct |
| 25 |
Correct |
3 ms |
12212 KB |
Output is correct |
| 26 |
Correct |
89 ms |
12904 KB |
Output is correct |
| 27 |
Correct |
97 ms |
12844 KB |
Output is correct |
| 28 |
Correct |
90 ms |
12884 KB |
Output is correct |
| 29 |
Correct |
93 ms |
12884 KB |
Output is correct |
| 30 |
Correct |
12 ms |
12632 KB |
Output is correct |
| 31 |
Correct |
15 ms |
12636 KB |
Output is correct |
| 32 |
Correct |
13 ms |
12636 KB |
Output is correct |
| 33 |
Correct |
15 ms |
12636 KB |
Output is correct |
| 34 |
Execution timed out |
2050 ms |
24180 KB |
Time limit exceeded |
| 35 |
Halted |
0 ms |
0 KB |
- |
