제출 #920220

#제출 시각아이디문제언어결과실행 시간메모리
920220MilosMilutinovic순열 (APIO22_perm)C++17
0 / 100
1 ms544 KiB
#include "perm.h"
#include <bits/stdc++.h>
 
using namespace std;

vector<int> Solve(long long k) {
  if (k == 0) {
    return {};
  }
  if (k == 1) {
    return vector<int>(1, 0);
  }
  vector<int> res;
  vector<int> v = Solve(k / 2);
  if (k % 2 == 1) {
    res.push_back(2 * (int) v.size() + 1);
  }
  for (int i : v) {
    res.push_back(i);
  }
  for (int i : v) {
    res.push_back(i + (int) v.size());
  }
  return res;
}
vector<int> construct_permutation(long long k) {
  return Solve(k);
}
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