State which of the following numbers are unacceptable in algol and state why 請說明下列各數(shù)中哪些數(shù)在algol語言中是不合規(guī)定的,并說明其原因。
A programming language based on algol and designed for non ? numeric manipulation of mathematical expressions 一種以algol語言為基礎,為數(shù)學表達式進行非數(shù)值操作而設計的程序設計語言。