Submission #739427

#	Time	Username	Problem	Language	Result	Execution time	Memory
739427		CyberCraze	Permutation (APIO22_perm)	C++17	Compilation error	0 ms	0 KiB

perm

#include <bits/stdc++.h>
#define ll long long
#define FOR(i,a,b) for(ll i=a;i<b;i++)
using namespace std;

vector<int> construct_permutation1(ll k){
  ll lbit=__lg(k);
  vector<int> ans;FOR(i,0,lbit)ans.push_back(i);
  for (int i = lbit - 1; i >= 0; i--) {
    if ((k >> i) & 1) {
      ans.insert(ans.begin() + i, lbit++);
    }
  }
  return ans;
}

Compilation message (stderr)

/usr/bin/ld: /tmp/ccAIqpGU.o: in function `main':
grader.cpp:(.text.startup+0x240): undefined reference to `construct_permutation(long long)'
collect2: error: ld returned 1 exit status