public static void query ( int id , int l , int r ) {
  if ( lazy [ id ] != 0 ) {
    se . add ( lazy [ id ] ) ;
    return ;
  }
  if ( r - l < 2 ) return ;
  int mid = ( l + r ) / 2 ;
  query ( 2 * id , l , mid ) ;
  query ( 2 * id + 1 , mid , r ) ;
}

public static void query ( int id , int l , int r ) { if ( lazy [ id ] != 0 ) { se . add ( lazy [ id ] ) ; return ; } if ( r - l < 2 ) return ; int mid = ( l + r ) / 2 ; query ( 2 * id , l , mid ) ; query ( 2 * id + 1 , mid , r ) ; }
(method_declaration (modifiers) type: (void_type) name: (identifier) parameters: (formal_parameters (formal_parameter type: (integral_type) name: (identifier)) (formal_parameter type: (integral_type) name: (identifier)) (formal_parameter type: (integral_type) name: (identifier))) body: (block (if_statement condition: (parenthesized_expression (binary_expression left: (array_access array: (identifier) index: (identifier)) right: (decimal_integer_literal))) consequence: (block (expression_statement (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (array_access array: (identifier) index: (identifier))))) (return_statement))) (if_statement condition: (parenthesized_expression (binary_expression left: (binary_expression left: (identifier) right: (identifier)) right: (decimal_integer_literal))) consequence: (return_statement)) (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (binary_expression left: (parenthesized_expression (binary_expression left: (identifier) right: (identifier))) right: (decimal_integer_literal)))) (expression_statement (method_invocation name: (identifier) arguments: (argument_list (binary_expression left: (decimal_integer_literal) right: (identifier)) (identifier) (identifier)))) (expression_statement (method_invocation name: (identifier) arguments: (argument_list (binary_expression left: (binary_expression left: (decimal_integer_literal) right: (identifier)) right: (decimal_integer_literal)) (identifier) (identifier))))))