2014年1月5日
LeetCode: Evaluate Reverse Polish Notation
摘要： 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", "13&qu 阅读全文
posted @ 2014-01-05 16:51 andyqee 阅读(120) 评论(0) 推荐(0)