Submission #957696

#	Time	Username	Problem	Language	Result	Execution time	Memory
957696		vjudge1	Permutation (APIO22_perm)	C++17	91.33 / 100	2 ms	348 KiB

perm

#include "perm.h"
#include<bits/stdc++.h>

using namespace std;

mt19937 rng(time(NULL));

std::vector<int> construct_permutation(long long k)
{
	vector<int> v, ans;
	for(int i = 0; i <= 60; ++i) {
		if(k >> i & 1) {
			v.push_back(i);
		}
	}
	for(int i = 0; i < v.back(); ++i) {
		ans.push_back(i);
	}
	int timer = v.back();
	for(int i = (int)v.size()-2; i >= 0; --i) {
		ans.insert(ans.begin()+v[i], timer++);
	}
	return ans;
}

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