Submission #862381

#	Time	Username	Problem	Language	Result	Execution time	Memory
862381		JakobZorz	Permutation (APIO22_perm)	C++17	71.22 / 100	10 ms	1324 KiB

perm

#include<iostream>
#include"perm.h"
using namespace std;
typedef long long ll;


vector<int>construct_permutation(ll k){
    k--;
    vector<int>res;
    for(int i=63;i>0;i--){
        while((1LL<<i)-1<=k){
            k-=(1LL<<i)-1;
            int start=(int)res.size();
            int end=start+i;
            for(int j=end-1;j>=start;j--)
                res.push_back(j);
        }
    }
    
    for(int&i:res){
        i=(int)res.size()-i-1;
        //cout<<i<<" ";
    }
    //cout<<"\n";
	return res;
}

• Subtask 1: 10 / 10
• Subtask 2: 61.215384618 / 90