Submission #582684

#	Time	Username	Problem	Language	Result	Execution time	Memory
582684		Vanilla	Permutation (APIO22_perm)	C++17	0 / 100	1 ms	212 KiB

perm

#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
 
vector<int>
construct_permutation(ll k)
{
    --k;
    int m = 1;
 
    while(k+1 > (1ll<<(m))) {
        ++m;
    }
 
    vector<int> perm(m);
 
    for (int i = 0; i < m; ++i) {
        perm[i] = i;
    }
 
    for (int i = m-2; i >= 0; --i) {
        if ((k & (1ll << i)) == 0)
            swap(perm[i],perm[i+1]);
    }
 
    return perm;
}

• Subtask 1: 0 / 10
• Subtask 2: 0 / 90