Why does my prefix operation program not work when I enter more than 2 integers in a row?

为什么我的前缀操作程序不工作的时候，我进入了超过2的整数，在一排？

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In this paper, the key technologies, operation program and benefits analysis are introduced of the gas power generation set.

本文主要介绍了瓦斯发电机组的关键技术、操作程序及效益分析等。

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The symbolic operation program had been tested on different computer platforms and consistent result had also been acquired.

所编写的符号推演程序在多台计算机的多种平台上获得了一致的结果。

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Be An Elf supports the USPS Operation Santa program (they are not officially affiliated).

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The Fed instead extended its Operation Twist program aimed at keeping long-term borrowing costs low by selling short-term Treasurys and putting the money into long-term bonds.

WSJ: Weak China Data Hit Asian Shares

The Federal Reserve Bank will extend its Operation Twist program, a bond buying program that forces interest rates to historic lows and weakens the value of the dollar.

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