public static void input ( ) {
  Scanner scan = new Scanner ( System . in ) ;
  L = scan . nextInt ( ) ;
  b = new int [ L ] ;
  a = new int [ L ] ;
  for ( int i = 0 ;
  i < L ;
  i ++ ) {
    b [ i ] = scan . nextInt ( ) ;
  }
}

public static void input ( ) { Scanner scan = new Scanner ( System . in ) ; L = scan . nextInt ( ) ; b = new int [ L ] ; a = new int [ L ] ; for ( int i = 0 ; i < L ; i ++ ) { b [ i ] = scan . nextInt ( ) ; } }
(method_declaration (modifiers) type: (void_type) name: (identifier) parameters: (formal_parameters) body: (block (local_variable_declaration type: (type_identifier) declarator: (variable_declarator name: (identifier) value: (object_creation_expression type: (type_identifier) arguments: (argument_list (field_access object: (identifier) field: (identifier)))))) (expression_statement (assignment_expression left: (identifier) right: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list)))) (expression_statement (assignment_expression left: (identifier) right: (array_creation_expression type: (integral_type) dimensions: (dimensions_expr (identifier))))) (expression_statement (assignment_expression left: (identifier) right: (array_creation_expression type: (integral_type) dimensions: (dimensions_expr (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 (expression_statement (assignment_expression left: (array_access array: (identifier) index: (identifier)) right: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list))))))))