static int log2 ( int N ) {
  int result = ( int ) ( Math . log ( N ) / Math . log ( 2 ) ) ;
  return result ;
}

static int log2 ( int N ) { int result = ( int ) ( Math . log ( N ) / Math . log ( 2 ) ) ; return result ; }
(method_declaration (modifiers) type: (integral_type) name: (identifier) parameters: (formal_parameters (formal_parameter type: (integral_type) name: (identifier))) body: (block (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (cast_expression type: (integral_type) value: (parenthesized_expression (binary_expression left: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (identifier))) right: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (decimal_integer_literal)))))))) (return_statement (identifier))))