Submission #716961

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
716961	2023-03-31 13:56:10	Dan4Life	Museum (CEOI17_museum)	C++17	80 / 100	1320 ms	1048576 KiB

museum

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#include <bits/stdc++.h>
using namespace std;
#define fi first
#define se second
#define pb push_back
#define sz(a) (int)a.size()
#define all(a) a.begin(),a.end()
const int mxN=(int)1e4+10;
const int LINF = (int)1e9;
int n, k, s, sub[mxN];
vector<pair<int,int>> adj[mxN];
int dp[mxN][mxN][2], dp2[mxN][mxN][2];
 
int findSize(int s, int p){
  sub[s]=1;
  for(auto [u,w] : adj[s])
    if(u!=p) sub[s]+=findSize(u,s);
  return sub[s];
}
 
void dfs(int s, int p){
  vector<pair<int,int>> v; v.clear();
  for(auto [u,w] : adj[s])
    if(u!=p) dfs(u,s), v.pb({u,w});
  dp[s][1][0]=dp[s][1][1]=0;
  if(!sz(v)) return;
  for(int i = 0; i <= sz(v); i++)
    for(int j = 0; j <= k; j++)
      dp2[i][j][0]=dp2[i][j][1]=LINF;
  dp2[0][0][0] = dp2[0][0][1] = 0; int tot = 1;
 
 
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• Subtask 1: 20 / 20
• Subtask 2: 25 / 25
• Subtask 3: 35 / 35
• Subtask 4: 0 / 20