public static void main ( String [ ] args ) throws IOException {
  int n = sc . nextInt ( ) ;
  int [ ] r = sc . nextIntArr ( n ) ;
  int [ ] b = sc . nextIntArr ( n ) ;
  int R = 0 , B = 0 ;
  for ( int i = 0 ;
  i < n ;
  i ++ ) {
    if ( r [ i ] != b [ i ] ) {
      if ( r [ i ] == 1 ) R ++ ;
      else B ++ ;
    }
  };
}

public static void main ( String [ ] args ) throws IOException { int n = sc . nextInt ( ) ; int [ ] r = sc . nextIntArr ( n ) ; int [ ] b = sc . nextIntArr ( n ) ; int R = 0 , B = 0 ; for ( int i = 0 ; i < n ; i ++ ) { if ( r [ i ] != b [ i ] ) { if ( r [ i ] == 1 ) R ++ ; else B ++ ; } } ; }
(method_declaration (modifiers) type: (void_type) name: (identifier) parameters: (formal_parameters (formal_parameter type: (array_type element: (type_identifier) dimensions: (dimensions)) name: (identifier))) (throws (type_identifier)) body: (block (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list)))) (local_variable_declaration type: (array_type element: (integral_type) dimensions: (dimensions)) declarator: (variable_declarator name: (identifier) value: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (identifier))))) (local_variable_declaration type: (array_type element: (integral_type) dimensions: (dimensions)) declarator: (variable_declarator name: (identifier) value: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (identifier))))) (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (decimal_integer_literal)) declarator: (variable_declarator name: (identifier) value: (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: (array_access array: (identifier) index: (identifier)) right: (array_access array: (identifier) index: (identifier)))) consequence: (block (if_statement condition: (parenthesized_expression (binary_expression left: (array_access array: (identifier) index: (identifier)) right: (decimal_integer_literal))) consequence: (expression_statement (update_expression (identifier))) alternative: (expression_statement (update_expression (identifier))))))))))