Submission #586354

#	Time	Username	Problem	Language	Result	Execution time	Memory
586354		jamezzz	순열 (APIO22_perm)	C++17	10 / 100	1 ms	340 KiB

perm

#include "perm.h"
#include <bits/stdc++.h>
using namespace std;

typedef long long ll;

vector<int> construct_permutation(ll k){
	int msb=0;
	for(int i=0;i<60;++i){
		if((1ll<<i)>k)break;
		msb=i;
	}
	int cur=0;
	deque<int> dq;
	for(int i=msb-1;i>=0;--i){
		dq.push_front(cur++);
		if((k&(1<<i))!=0)dq.push_back(cur++);
	}
	vector<int> ans;
	for(int i:dq)ans.push_back(cur-i-1);
	return ans;
}

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