Submission #993958

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
993958	2024-06-06 21:47:23	aaaaaarroz	Beech Tree (IOI23_beechtree)	C++17	5 / 100	110 ms	13740 KiB

beechtree

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#include "beechtree.h"
#include <bits/stdc++.h>
#define all(x) (x).begin(), (x).end()
#define xx first
#define yy second
using namespace std;
typedef pair<int, int> pii;
const int N = 2e5 + 1;
vector<int> beechtree(int n, int m, vector<int> P, vector<int> C)
{
    set<int> was = {C[n - 1]};
    vector<int> ans = {1, 1};
    bool same = true;
    for (int i = n - 2; i > 0; --i)
    {
        same &= was.count(C[i]);
        ans.push_back(same);
        was.insert(C[i]);
    }
    reverse(all(ans));
    return ans;
}
 
 
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