static void removeElements ( int arr [ ] , int n , int l , int r ) {
  HashMap < Integer , Integer > mp = new HashMap < > ( ) ;
  for ( int i = 0 ;
  i < n ;
  ++ i ) {
    int val = 0 ;
    if ( mp . get ( arr [ i ] ) == null ) {
      val = 1 ;
    }
    else {
      val = mp . get ( arr [ i ] ) + 1 ;
    }
    mp . put ( arr [ i ] , val ) ;
  }
  for ( int i = 0 ;
  i < n ;
  ++ i ) {
    if ( mp . get ( arr [ i ] ) < l || mp . get ( arr [ i ] ) > r ) {
      System . out . print ( arr [ i ] + " " ) ;
    }
  }
}

static void removeElements ( int arr [ ] , int n , int l , int r ) { HashMap < Integer , Integer > mp = new HashMap < > ( ) ; for ( int i = 0 ; i < n ; ++ i ) { int val = 0 ; if ( mp . get ( arr [ i ] ) == null ) { val = 1 ; } else { val = mp . get ( arr [ i ] ) + 1 ; } mp . put ( arr [ i ] , val ) ; } for ( int i = 0 ; i < n ; ++ i ) { if ( mp . get ( arr [ i ] ) < l || mp . get ( arr [ i ] ) > r ) { System . out . print ( arr [ i ] + " ▁ " ) ; } } }
(method_declaration (modifiers) type: (void_type) name: (identifier) parameters: (formal_parameters (formal_parameter type: (integral_type) name: (identifier) dimensions: (dimensions)) (formal_parameter type: (integral_type) name: (identifier)) (formal_parameter type: (integral_type) name: (identifier)) (formal_parameter type: (integral_type) name: (identifier))) body: (block (local_variable_declaration type: (generic_type (type_identifier) (type_arguments (type_identifier) (type_identifier))) declarator: (variable_declarator name: (identifier) value: (object_creation_expression type: (generic_type (type_identifier) (type_arguments)) arguments: (argument_list)))) (for_statement init: (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (decimal_integer_literal))) condition: (binary_expression left: (identifier) right: (identifier)) update: (update_expression (identifier)) body: (block (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (decimal_integer_literal))) (if_statement condition: (parenthesized_expression (binary_expression left: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (array_access array: (identifier) index: (identifier)))) right: (null_literal))) consequence: (block (expression_statement (assignment_expression left: (identifier) right: (decimal_integer_literal)))) alternative: (block (expression_statement (assignment_expression left: (identifier) right: (binary_expression left: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (array_access array: (identifier) index: (identifier)))) right: (decimal_integer_literal)))))) (expression_statement (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (array_access array: (identifier) index: (identifier)) (identifier)))))) (for_statement init: (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (decimal_integer_literal))) condition: (binary_expression left: (identifier) right: (identifier)) update: (update_expression (identifier)) body: (block (if_statement condition: (parenthesized_expression (binary_expression left: (binary_expression left: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (array_access array: (identifier) index: (identifier)))) right: (identifier)) right: (binary_expression left: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (array_access array: (identifier) index: (identifier)))) right: (identifier)))) consequence: (block (expression_statement (method_invocation object: (field_access object: (identifier) field: (identifier)) name: (identifier) arguments: (argument_list (binary_expression left: (array_access array: (identifier) index: (identifier)) right: (string_literal)))))))))))