static int optimalSearchTree ( int keys [ ] , int freq [ ] , int n ) {
  return optCost ( freq , 0 , n - 1 ) ;
}

static int optimalSearchTree ( int keys [ ] , int freq [ ] , int n ) { return optCost ( freq , 0 , n - 1 ) ; }
(method_declaration (modifiers) type: (integral_type) name: (identifier) parameters: (formal_parameters (formal_parameter type: (integral_type) name: (identifier) dimensions: (dimensions)) (formal_parameter type: (integral_type) name: (identifier) dimensions: (dimensions)) (formal_parameter type: (integral_type) name: (identifier))) body: (block (return_statement (method_invocation name: (identifier) arguments: (argument_list (identifier) (decimal_integer_literal) (binary_expression left: (identifier) right: (decimal_integer_literal)))))))