2014年2月24日
Evaluate Reverse Polish Notation
摘要： 题目描述：Evaluate the value of an arithmetic expression inReverse Polish Notation.Valid operators are+,-,*,/. Each operand may be an integer or another expression.Some examples: ["2", "1", "+", "3", "*"] -> ((2 + 1) * 3) -> 9 ["4", " 阅读全文
posted @ 2014-02-24 22:26 Awy 阅读(244) 评论(0) 推荐(0) 编辑