一个数的一的补数（one's complement）在很多算术运算中的表现与这个数的相反数很相似，此特性可使加法电路同时可以运算减法。然而，由于一的补数中存在很多问题，一的补数并未像二的补数（two's complement,即常说的补码）一样被广泛应用。
你可能很熟悉数独，它是一个填补数字栅格的智力游戏。
By now you're probably familiar with Sudoku, but just in case it's a number puzzle game with the objective of filling up a grid of Numbers.
在通过对任一正整数提出另外一种唯一分解式的基础上，利用初等方法得到了关于立方补数的几个有趣的渐近公式。
On the basis of requesting another factorization of an integer in only one way, two interesting asymptotic formulas on cub complements are obtained through the elementary method.
允许的数字表示法是二补数，一补数，和符号量值。注意所有这些数字系统同意正数数字的表示。
The allowed number representations are two ' s - complement , one ' s - complement , and signed - magnitude . note that all of these number systems agree on the representation of positive numbers.
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