static void reduceArray ( int arr [ ] , int n , int K ) {
  Vector < Integer > vec = new Vector < Integer > ( ) ;
  int size = 0 ;
  int curr_ele = arr [ 0 ] , curr_freq = 1 ;
  for ( int i = 0 ;
  i < n ;
  i ++ ) {
    if ( curr_ele == arr [ i ] && curr_freq <= K ) {
      vec . add ( arr [ i ] ) ;
      size ++ ;
    }
    else if ( curr_ele != arr [ i ] ) {
      curr_ele = arr [ i ] ;
      vec . add ( arr [ i ] ) ;
      size ++ ;
      curr_freq = 1 ;
    }
    curr_freq ++ ;
  }
  System . out . print ( "{" ) ;
  for ( int i = 0 ;
  i < size ;
  i ++ ) {
    System . out . print ( vec . get ( i ) + ", " ) ;
  }
  System . out . print ( "}" ) ;
}

static void reduceArray ( int arr [ ] , int n , int K ) { Vector < Integer > vec = new Vector < Integer > ( ) ; int size = 0 ; int curr_ele = arr [ 0 ] , curr_freq = 1 ; for ( int i = 0 ; i < n ; i ++ ) { if ( curr_ele == arr [ i ] && curr_freq <= K ) { vec . add ( arr [ i ] ) ; size ++ ; } else if ( curr_ele != arr [ i ] ) { curr_ele = arr [ i ] ; vec . add ( arr [ i ] ) ; size ++ ; curr_freq = 1 ; } curr_freq ++ ; } System . out . print ( " { " ) ; for ( int i = 0 ; i < size ; i ++ ) { System . out . print ( vec . get ( i ) + " , ▁ " ) ; } System . out . print ( " } " ) ; }
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