Submission #1118733

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
1118733	2024-11-26 04:46:38	Username_taken12	Permutation (APIO22_perm)	C++17	Compilation error	0 ms	0 KiB

perm

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vector<int> construct_permuation(long long k) {
  int cnt = popcount((unsigned long long) k); 
  int size =0;
  long long t=k;
  while(t>0){
    size++;
    t/=2;
  }
  int len = size+cnt;
  int h=len;
  int a =1;
  vector<int> out;
  while(k>0){
    if(k%2==1)
      out.push_back(h--);
    out.push_back(a++);
    k/=2;
  }
  return out;
}
 
 
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Compilation message (stderr)

perm.cpp:1:1: error: 'vector' does not name a type
    1 | vector<int> construct_permuation(long long k) {
      | ^~~~~~