제출 #577146

#제출 시각아이디문제언어결과실행 시간메모리
577146NintsiChkhaidze순열 (APIO22_perm)C++17
10 / 100
1 ms340 KiB
#include "perm.h"
#include <bits/stdc++.h>
#define pb push_back
#define ll long long
using namespace std;

vector<int> construct_permutation(long long k){
    int l = 0;
    for (int i = 55; i >= 0; i--)
        if (((1LL<<i)&k)) {l = i; break;}

    vector <int> v; v.clear();
    for (int i=0;i<l;i++) v.pb(i);

    ll val = l - 1;
    for (int i = l-1; i >= 0; i--)
        if (((1<<i)&k))
            v.insert(v.begin() + i, ++val);
    return v;
}
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