static int averageOdd ( int n ) {
  if ( n % 2 == 0 ) {
    System . out . println ( "Invalid Input" ) ;
    return - 1 ;
  }
  int sum = 0 , count = 0 ;
  while ( n >= 1 ) {
    count ++ ;
    sum += n ;
    n = n - 2 ;
  }
  return sum / count ;
}

static int averageOdd ( int n ) { if ( n % 2 == 0 ) { System . out . println ( " Invalid ▁ Input " ) ; return - 1 ; } int sum = 0 , count = 0 ; while ( n >= 1 ) { count ++ ; sum += n ; n = n - 2 ; } return sum / count ; }
(method_declaration (modifiers) type: (integral_type) name: (identifier) parameters: (formal_parameters (formal_parameter type: (integral_type) name: (identifier))) body: (block (if_statement condition: (parenthesized_expression (binary_expression left: (binary_expression left: (identifier) right: (decimal_integer_literal)) right: (decimal_integer_literal))) consequence: (block (expression_statement (method_invocation object: (field_access object: (identifier) field: (identifier)) name: (identifier) arguments: (argument_list (string_literal)))) (return_statement (unary_expression operand: (decimal_integer_literal))))) (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (decimal_integer_literal)) declarator: (variable_declarator name: (identifier) value: (decimal_integer_literal))) (while_statement condition: (parenthesized_expression (binary_expression left: (identifier) right: (decimal_integer_literal))) body: (block (expression_statement (update_expression (identifier))) (expression_statement (assignment_expression left: (identifier) right: (identifier))) (expression_statement (assignment_expression left: (identifier) right: (binary_expression left: (identifier) right: (decimal_integer_literal)))))) (return_statement (binary_expression left: (identifier) right: (identifier)))))