评价一个用逆波兰表示法写成的算法式子的价值。

Evaluate the value of an arithmetic expression in Reverse Polish Notation.

youdao

后缀表示法也称逆波兰表示法(reverse Polish notation,RPN)，因其使表达式求值变得轻松，所以被普遍使用。

Postfix notation is also known as reverse Polish notation (RPN) and is commonly used because it enables easy evaluation of expressions.

youdao

后缀表示法也称逆波兰表示法(reverse Polish notation,RPN)，因其使表达式求值变得轻松，所以被普遍使用。

Postfix notation is also known as reverse Polish notation (RPN) and is commonly used because it enables easy evaluation of expressions.

youdao