Submission #406018

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
406018	2021-05-17 06:39:00	oolimry	The short shank; Redemption (BOI21_prison)	C++17	100 / 100	798 ms	280892 KiB

prison

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#include <bits/stdc++.h>
using namespace std;
#define all(x) (x).begin(), (x).end()
#define sz(x) ((int) x.size())
#define show(x) cerr << #x << " is " << x << endl;
#define show2(x, y) cerr << #x << " is " << x << ", " << #y << " is " << y << endl;
#define show3(x, y, z) cerr << #x << " is " << x << ", " << #y << " is " << y << ", " << #z << " is " << z << endl;
#define l first
#define r second
typedef long long lint;
typedef pair<lint, lint> ii;
lint arr[2000005];
int p[2000005];
vector<int> child[2000005];
int vis[2000005];
ii maxh[2000005];
int cnt = 0;
void dfs(int u){
  maxh[u] = ii(0, u);
  for(int v : child[u]){
    dfs(v);
    maxh[u] = max(maxh[u], maxh[v]);
  }
  maxh[u].first += 1;
}
priority_queue<ii> pq;
 
 
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• Subtask 1: 15 / 15
• Subtask 2: 10 / 10
• Subtask 3: 20 / 20
• Subtask 4: 10 / 10
• Subtask 5: 25 / 25
• Subtask 6: 20 / 20