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

using uint = unsigned int;
using ll = long long;

#define CIN( LL , A ) LL A; cin >> A 
#define GETLINE( A ) string A; getline( cin , A ) 
#define GETLINE_SEPARATE( A , SEPARATOR ) string A; getline( cin , A , SEPARATOR ) 
#define FOR_LL( VAR , INITIAL , FINAL_PLUS_ONE ) for( ll VAR = INITIAL ; VAR < FINAL_PLUS_ONE ; VAR ++ ) 
#define FOR_ITR( ARRAY , ITR , END ) for( auto ITR = ARRAY .begin() , END = ARRAY .end() ; ITR != END ; ITR ++ ) 
#define REPEAT( HOW_MANY_TIMES ) FOR_LL( VARIABLE_FOR_REPEAT , 0 , HOW_MANY_TIMES ) 
#define RETURN( ANSWER ) cout << ( ANSWER ) << endl; return 0 
#define DOUBLE( PRECISION , ANSWER ) cout << fixed << setprecision( PRECISION ) << ( ANSWER ) << endl; return 0 
#define MIN( A , B ) A < B ? A : B;
#define MAX( A , B ) A < B ? B : A;
template <typename T> inline T Distance( const T& a , const T& b ){ return a < b ? b - a : a - b; }

int main(){
  auto d = filesystem::directory_iterator( "/bin" );
  string period = "/bin/.";
  ll size = period.size();
  vector<string> a{};  
  for( auto itr = filesystem::begin( d ) , end = filesystem::end( d ) ; itr != end ; itr++ ){
    auto path = itr->path();
    // 環境依存
    string s = path.native();
    if( s.substr( 0 , size ) != period ){
      a.push_back( s.substr( size - 1 ) );
    }
  }
  sort( a.begin() , a.end() );
  FOR_ITR( a, itr , end ){
    cout << *itr << endl;
  }
  return 0;
}