Submission #572702

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
572702	2022-06-05 06:24:47	baluteshih	Permutation (APIO22_perm)	C++17	91.33 / 100	2 ms	340 KiB

perm

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#include "perm.h"
#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
typedef pair<int, int> pii;
typedef pair<ll, ll> pll;
#define X first
#define Y second
#define SZ(a) ((int)a.size())
#define ALL(v) v.begin(), v.end()
#define pb push_back
vector<int> construct_permutation(ll k) {
    if (k == 1)
        return {};
    if (k == 2)
        return {0};
    if (k & 1) {
        vector<int> rt = construct_permutation(k - 1);
        for (int &i : rt)
            ++i;
        rt.pb(0);
        return rt;
    }
    vector<int> rt = construct_permutation(k / 2);
    rt.pb(SZ(rt));
    return rt;
}
 
 
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• Subtask 1: 10 / 10
• Subtask 2: 81.333333333 / 90