static int countways ( int n ) {
  if ( n == 1 ) return 0 ;
  else if ( n % 2 == 0 ) return 1 + countways ( n / 2 ) ;
  else return 1 + Math . min ( countways ( n - 1 ) , countways ( n + 1 ) ) ;
}

static int countways ( int n ) { if ( n == 1 ) return 0 ; else if ( n % 2 == 0 ) return 1 + countways ( n / 2 ) ; else return 1 + Math . min ( countways ( n - 1 ) , countways ( n + 1 ) ) ; }
(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: (identifier) right: (decimal_integer_literal))) consequence: (return_statement (decimal_integer_literal)) alternative: (if_statement condition: (parenthesized_expression (binary_expression left: (binary_expression left: (identifier) right: (decimal_integer_literal)) right: (decimal_integer_literal))) consequence: (return_statement (binary_expression left: (decimal_integer_literal) right: (method_invocation name: (identifier) arguments: (argument_list (binary_expression left: (identifier) right: (decimal_integer_literal)))))) alternative: (return_statement (binary_expression left: (decimal_integer_literal) right: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (method_invocation name: (identifier) arguments: (argument_list (binary_expression left: (identifier) right: (decimal_integer_literal)))) (method_invocation name: (identifier) arguments: (argument_list (binary_expression left: (identifier) right: (decimal_integer_literal))))))))))))