postfix

常見例句

雙語例句

• Read the postfix expression from left to right.
  從左到右讀入後綴表達式
• If you could not pop two operators, the syntax of the postfix expression was not correct.
  如果您不能夠彈出兩個操作數(shù)，後綴表達式的語法就不正確。
• If the postfix expression was correctly formed, the stack should be empty.
  若後綴表達式格式正確，那麼堆棧應該爲空。
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