제출 #652952

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
652952	2022-10-25 09:11:52	aryan12	순열 (APIO22_perm)	C++17	91.33 / 100	4 ms	340 KiB

perm

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#include "perm.h"
#include <bits/stdc++.h>
using namespace std;
vector<int> construct_permutation(long long k)
{
  k--;
  long long cnt = 0;
  while(true)
  {
    if((1LL << (cnt + 1)) - 1 <= k)
    {
      cnt++;
    }
    else
    {
      break;
    }
  }
  k -= (1LL << cnt) - 1;
  // cout << "cnt = " << cnt << endl;
  vector<int> ans;
  int omk = 1;
  for(int i = 0; i < cnt; i++)
  {
    ans.push_back(omk);
    omk += 3;
  }
  omk -= 4;
  // cout << "k = " << k << endl;
 
 
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컴파일 시 표준 에러 (stderr) 메시지

perm.cpp: In function 'std::vector<int> construct_permutation(long long int)':
perm.cpp:50:19: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   50 |  for(int i = 0; i < ans.size(); i++)
      |                 ~~^~~~~~~~~~~~
perm.cpp:59:19: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   59 |  for(int i = 0; i < ans.size(); i++)
      |                 ~~^~~~~~~~~~~~

• Subtask 1: 10 / 10
• Subtask 2: 81.333333333 / 90