| # |
Submission time |
Handle |
Problem |
Language |
Result |
Execution time |
Memory |
| 828218 |
2023-08-17T06:46:41 Z |
vjudge1 |
Paprike (COI18_paprike) |
C++17 |
|
66 ms |
31224 KB |
#include<bits/stdc++.h>
//#pragma GCC optimize("Ofast,unroll-loops")
//#pragma GCC target("avx2,popcnt,lzcnt,abm,bmi,bmi2,fma,tune=native")
#define pii pair<int, int>
#define fi first
#define se second
#define pb push_back
#define int long long
#define ld long double
using namespace std;
using ll=long long;
const int inf = 1e9;
const int MN =2e5+5;
const int mod=998244353;
int n,k;
vector<int> adj[MN];
vector<pii> g[MN];
int a[MN];
pii dp[MN];
void dfs(int u, int p) {
int sum=a[u], cnt=0;
for (int v:adj[u]) {
if(v==p) continue;
dfs(v,u);
g[u].pb(dp[v]);
cnt+=dp[v].se;
sum+=dp[v].fi;
}
if(g[u].size()==0) return;
sort(g[u].begin(), g[u].end());
while(sum>k) {
cnt++;
sum-=g[u].back().fi;
g[u].pop_back();
}
dp[u]={sum,cnt};
// cout<<u<<" "<<dp[u].fi<<" "<<dp[u].se<<"\n";
}
void solve() {
cin>>n>>k;
for (int i=1; i<=n; i++) {
cin>>a[i];
dp[i].fi=a[i];
}
for (int i=1; i<n; i++) {
int x,y;
cin>>x>>y;
adj[x].pb(y);
adj[y].pb(x);
}
dfs(1,0);
cout<<dp[1].se;
}
signed main() {
ios_base::sync_with_stdio(0);
cin.tie(0);
// freopen(".inp", "r", stdin);
// freopen(".out", "w", stdout);
int t=1;
// cin>>t;
while(t--) {
solve();
}
}
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
5 ms |
9684 KB |
Output is correct |
| 2 |
Correct |
5 ms |
9684 KB |
Output is correct |
| 3 |
Correct |
4 ms |
9672 KB |
Output is correct |
| 4 |
Correct |
4 ms |
9720 KB |
Output is correct |
| 5 |
Correct |
4 ms |
9684 KB |
Output is correct |
| 6 |
Correct |
4 ms |
9720 KB |
Output is correct |
| 7 |
Correct |
4 ms |
9720 KB |
Output is correct |
| 8 |
Correct |
4 ms |
9684 KB |
Output is correct |
| 9 |
Correct |
5 ms |
9684 KB |
Output is correct |
| 10 |
Correct |
6 ms |
9716 KB |
Output is correct |
| 11 |
Correct |
4 ms |
9684 KB |
Output is correct |
| 12 |
Correct |
7 ms |
9684 KB |
Output is correct |
| 13 |
Correct |
4 ms |
9684 KB |
Output is correct |
| 14 |
Correct |
4 ms |
9720 KB |
Output is correct |
| 15 |
Correct |
4 ms |
9716 KB |
Output is correct |
| 16 |
Correct |
4 ms |
9720 KB |
Output is correct |
| 17 |
Correct |
5 ms |
9720 KB |
Output is correct |
| 18 |
Correct |
4 ms |
9684 KB |
Output is correct |
| 19 |
Correct |
6 ms |
9684 KB |
Output is correct |
| 20 |
Correct |
4 ms |
9684 KB |
Output is correct |
| 21 |
Correct |
4 ms |
9684 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
42 ms |
31180 KB |
Output is correct |
| 2 |
Correct |
46 ms |
31220 KB |
Output is correct |
| 3 |
Correct |
42 ms |
31180 KB |
Output is correct |
| 4 |
Correct |
51 ms |
31180 KB |
Output is correct |
| 5 |
Correct |
43 ms |
31140 KB |
Output is correct |
| 6 |
Correct |
44 ms |
31128 KB |
Output is correct |
| 7 |
Correct |
43 ms |
31224 KB |
Output is correct |
| 8 |
Correct |
41 ms |
30680 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
5 ms |
9684 KB |
Output is correct |
| 2 |
Correct |
5 ms |
9684 KB |
Output is correct |
| 3 |
Correct |
4 ms |
9672 KB |
Output is correct |
| 4 |
Correct |
4 ms |
9720 KB |
Output is correct |
| 5 |
Correct |
4 ms |
9684 KB |
Output is correct |
| 6 |
Correct |
4 ms |
9720 KB |
Output is correct |
| 7 |
Correct |
4 ms |
9720 KB |
Output is correct |
| 8 |
Correct |
4 ms |
9684 KB |
Output is correct |
| 9 |
Correct |
5 ms |
9684 KB |
Output is correct |
| 10 |
Correct |
6 ms |
9716 KB |
Output is correct |
| 11 |
Correct |
4 ms |
9684 KB |
Output is correct |
| 12 |
Correct |
7 ms |
9684 KB |
Output is correct |
| 13 |
Correct |
4 ms |
9684 KB |
Output is correct |
| 14 |
Correct |
4 ms |
9720 KB |
Output is correct |
| 15 |
Correct |
4 ms |
9716 KB |
Output is correct |
| 16 |
Correct |
4 ms |
9720 KB |
Output is correct |
| 17 |
Correct |
5 ms |
9720 KB |
Output is correct |
| 18 |
Correct |
4 ms |
9684 KB |
Output is correct |
| 19 |
Correct |
6 ms |
9684 KB |
Output is correct |
| 20 |
Correct |
4 ms |
9684 KB |
Output is correct |
| 21 |
Correct |
4 ms |
9684 KB |
Output is correct |
| 22 |
Correct |
4 ms |
9812 KB |
Output is correct |
| 23 |
Correct |
4 ms |
9728 KB |
Output is correct |
| 24 |
Correct |
5 ms |
9856 KB |
Output is correct |
| 25 |
Correct |
5 ms |
9812 KB |
Output is correct |
| 26 |
Correct |
5 ms |
9728 KB |
Output is correct |
| 27 |
Correct |
4 ms |
9832 KB |
Output is correct |
| 28 |
Correct |
5 ms |
9812 KB |
Output is correct |
| 29 |
Correct |
5 ms |
9832 KB |
Output is correct |
| 30 |
Correct |
5 ms |
9712 KB |
Output is correct |
| 31 |
Correct |
5 ms |
9768 KB |
Output is correct |
| 32 |
Correct |
5 ms |
9780 KB |
Output is correct |
| 33 |
Correct |
4 ms |
9812 KB |
Output is correct |
| 34 |
Correct |
6 ms |
9760 KB |
Output is correct |
| 35 |
Correct |
4 ms |
9724 KB |
Output is correct |
| 36 |
Correct |
6 ms |
9812 KB |
Output is correct |
| 37 |
Correct |
5 ms |
9728 KB |
Output is correct |
| 38 |
Correct |
5 ms |
9812 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
5 ms |
9684 KB |
Output is correct |
| 2 |
Correct |
5 ms |
9684 KB |
Output is correct |
| 3 |
Correct |
4 ms |
9672 KB |
Output is correct |
| 4 |
Correct |
4 ms |
9720 KB |
Output is correct |
| 5 |
Correct |
4 ms |
9684 KB |
Output is correct |
| 6 |
Correct |
4 ms |
9720 KB |
Output is correct |
| 7 |
Correct |
4 ms |
9720 KB |
Output is correct |
| 8 |
Correct |
4 ms |
9684 KB |
Output is correct |
| 9 |
Correct |
5 ms |
9684 KB |
Output is correct |
| 10 |
Correct |
6 ms |
9716 KB |
Output is correct |
| 11 |
Correct |
4 ms |
9684 KB |
Output is correct |
| 12 |
Correct |
7 ms |
9684 KB |
Output is correct |
| 13 |
Correct |
4 ms |
9684 KB |
Output is correct |
| 14 |
Correct |
4 ms |
9720 KB |
Output is correct |
| 15 |
Correct |
4 ms |
9716 KB |
Output is correct |
| 16 |
Correct |
4 ms |
9720 KB |
Output is correct |
| 17 |
Correct |
5 ms |
9720 KB |
Output is correct |
| 18 |
Correct |
4 ms |
9684 KB |
Output is correct |
| 19 |
Correct |
6 ms |
9684 KB |
Output is correct |
| 20 |
Correct |
4 ms |
9684 KB |
Output is correct |
| 21 |
Correct |
4 ms |
9684 KB |
Output is correct |
| 22 |
Correct |
42 ms |
31180 KB |
Output is correct |
| 23 |
Correct |
46 ms |
31220 KB |
Output is correct |
| 24 |
Correct |
42 ms |
31180 KB |
Output is correct |
| 25 |
Correct |
51 ms |
31180 KB |
Output is correct |
| 26 |
Correct |
43 ms |
31140 KB |
Output is correct |
| 27 |
Correct |
44 ms |
31128 KB |
Output is correct |
| 28 |
Correct |
43 ms |
31224 KB |
Output is correct |
| 29 |
Correct |
41 ms |
30680 KB |
Output is correct |
| 30 |
Correct |
4 ms |
9812 KB |
Output is correct |
| 31 |
Correct |
4 ms |
9728 KB |
Output is correct |
| 32 |
Correct |
5 ms |
9856 KB |
Output is correct |
| 33 |
Correct |
5 ms |
9812 KB |
Output is correct |
| 34 |
Correct |
5 ms |
9728 KB |
Output is correct |
| 35 |
Correct |
4 ms |
9832 KB |
Output is correct |
| 36 |
Correct |
5 ms |
9812 KB |
Output is correct |
| 37 |
Correct |
5 ms |
9832 KB |
Output is correct |
| 38 |
Correct |
5 ms |
9712 KB |
Output is correct |
| 39 |
Correct |
5 ms |
9768 KB |
Output is correct |
| 40 |
Correct |
5 ms |
9780 KB |
Output is correct |
| 41 |
Correct |
4 ms |
9812 KB |
Output is correct |
| 42 |
Correct |
6 ms |
9760 KB |
Output is correct |
| 43 |
Correct |
4 ms |
9724 KB |
Output is correct |
| 44 |
Correct |
6 ms |
9812 KB |
Output is correct |
| 45 |
Correct |
5 ms |
9728 KB |
Output is correct |
| 46 |
Correct |
5 ms |
9812 KB |
Output is correct |
| 47 |
Correct |
41 ms |
23884 KB |
Output is correct |
| 48 |
Correct |
41 ms |
22236 KB |
Output is correct |
| 49 |
Correct |
42 ms |
21624 KB |
Output is correct |
| 50 |
Correct |
42 ms |
21272 KB |
Output is correct |
| 51 |
Correct |
46 ms |
20228 KB |
Output is correct |
| 52 |
Correct |
45 ms |
20224 KB |
Output is correct |
| 53 |
Correct |
52 ms |
20172 KB |
Output is correct |
| 54 |
Correct |
66 ms |
20176 KB |
Output is correct |
| 55 |
Correct |
47 ms |
19664 KB |
Output is correct |
| 56 |
Correct |
46 ms |
19728 KB |
Output is correct |
| 57 |
Correct |
30 ms |
19732 KB |
Output is correct |
