Submission #742503

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
742503	2023-05-16 10:46:21	keisuke6	Permutation (APIO22_perm)	C++17	91.33 / 100	3 ms	340 KiB

perm

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#include "perm.h"
#include <vector>
#include <iostream>
#include <set>
#include <map>
#include <algorithm>
using namespace std;
 
vector<int> construct_permutation(long long k)
{
  vector<int> A = {};
  int now = 300;
  long long ans = 1;
  while(ans*2 <= k){
    A.push_back(now);
    ans *= 2;
    now++;
  }
  set<int> B;
  int n = A.size();
  for(int i=0;i<=n;i++){
    if((1ll<<(n-i))+ans <= k){
      B.insert(i);
      ans += (1ll<<(n-i));
    } 
  }
  vector<int> Ans = {};
  now = 100;
  for(int i=0;i<n;i++){
    if(B.count(i)) Ans.push_back(now);
 
 
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• Subtask 1: 10 / 10
• Subtask 2: 81.333333333 / 90