public static int Largercount ( int arr1 [ ] , int arr2 [ ] , int m , int n ) {
  int count = 0 ;
  HashMap < Integer , Integer > mp = new HashMap < Integer , Integer > ( ) ;
  for ( int i = 0 ;
  i < m ;
  i ++ ) {
    int key = arr1 [ i ] ;
    if ( mp . containsKey ( key ) ) {
      int freq = mp . get ( key ) ;
      freq ++ ;
      mp . put ( key , freq ) ;
    }
    else mp . put ( key , 1 ) ;
  }
  for ( int i = 0 ;
  i < n ;
  i ++ ) {
    if ( mp . containsKey ( arr2 [ i ] ) && mp . get ( arr2 [ i ] ) != 0 ) {
      int freq = mp . get ( arr2 [ i ] ) ;
      freq -- ;
      mp . put ( arr2 [ i ] , freq ) ;
    }
  }
  for ( int i = 0 ;
  i < m ;
  i ++ ) {
    if ( mp . get ( arr1 [ i ] ) != 0 ) {
      count ++ ;
      mp . put ( arr1 [ i ] , 0 ) ;
    }
  }
  return count ;
}

public static int Largercount ( int arr1 [ ] , int arr2 [ ] , int m , int n ) { int count = 0 ; HashMap < Integer , Integer > mp = new HashMap < Integer , Integer > ( ) ; for ( int i = 0 ; i < m ; i ++ ) { int key = arr1 [ i ] ; if ( mp . containsKey ( key ) ) { int freq = mp . get ( key ) ; freq ++ ; mp . put ( key , freq ) ; } else mp . put ( key , 1 ) ; } for ( int i = 0 ; i < n ; i ++ ) { if ( mp . containsKey ( arr2 [ i ] ) && mp . get ( arr2 [ i ] ) != 0 ) { int freq = mp . get ( arr2 [ i ] ) ; freq -- ; mp . put ( arr2 [ i ] , freq ) ; } } for ( int i = 0 ; i < m ; i ++ ) { if ( mp . get ( arr1 [ i ] ) != 0 ) { count ++ ; mp . put ( arr1 [ i ] , 0 ) ; } } return count ; }
(method_declaration (modifiers) type: (integral_type) name: (identifier) parameters: (formal_parameters (formal_parameter type: (integral_type) name: (identifier) dimensions: (dimensions)) (formal_parameter type: (integral_type) name: (identifier) dimensions: (dimensions)) (formal_parameter type: (integral_type) name: (identifier)) (formal_parameter type: (integral_type) name: (identifier))) body: (block (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (decimal_integer_literal))) (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 (type_identifier) (type_identifier))) 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: (array_access array: (identifier) index: (identifier)))) (if_statement condition: (parenthesized_expression (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (identifier)))) consequence: (block (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (identifier))))) (expression_statement (update_expression (identifier))) (expression_statement (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (identifier) (identifier))))) alternative: (expression_statement (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (identifier) (decimal_integer_literal))))))) (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: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (array_access array: (identifier) index: (identifier)))) right: (binary_expression left: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (array_access array: (identifier) index: (identifier)))) right: (decimal_integer_literal)))) consequence: (block (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (array_access array: (identifier) index: (identifier)))))) (expression_statement (update_expression (identifier))) (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: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (array_access array: (identifier) index: (identifier)))) right: (decimal_integer_literal))) consequence: (block (expression_statement (update_expression (identifier))) (expression_statement (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (array_access array: (identifier) index: (identifier)) (decimal_integer_literal)))))))) (return_statement (identifier))))