Using a handful of mathematical operators along with the parentheses, you can perform the most common calculations.

跟圆括号一起使用少量数学运算子，你可以执行更多普遍的计算。

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By lining up thousands of these bits, a computer can perform complicated mathematical calculations, and even use that ability to do tasks like downloading a Web page and displaying it on a screen.

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The military drove the development of the earliest computers such as the ENIAC, seeking faster, more accurate ways to perform mathematical and scientific calculations.

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