Submission #954578

#	Time	Username	Problem	Language	Result	Execution time	Memory
954578		tuannm	Permutation (APIO22_perm)	C++17	10 / 100	1 ms	352 KiB

perm

#include<bits/stdc++.h>
#include "perm.h"
#define pb push_back
using namespace std;
 
vector<int> construct_permutation(long long k){
    int g = __lg(k);
    vector<int> ans(g);
    iota(ans.begin(), ans.end(), 0);
    for(int i = g - 1; i >= 0; --i){
        if(k & (1 << i))
            ans.insert(ans.begin() + i, g++);
    }
    return ans;
}

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