Initialize an empty stack and empty result string variable.

初始化一个空堆栈，将结果字符串变量置空。

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Trimming an empty Stack (t) sets the capacity of the Stack (t) to the default capacity.

修剪空的Stack (t)集合会将Stack (t)的容量设为预设容量。

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State 0 represents the empty stack, state 1 represents the stack with only one element: simpara.

状态0表示空堆栈，状态1表示只有一个元素：simpara的堆栈。

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At the scene a man with a big forehead, gray hair, a flat nose, and a few missing teeth lay on the sidewalk, next to a stack of books and an empty coffee-cup.

FORBES: Santa Arrived Too Late