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Skew Binary  When a number is expressed in decimal, the k-th digit represents a multiple of 10k. (Digits are numbered from right to left, where the least significant digit is number 0.) F

Just the Facts  The expression N!, read as ``N factorial," denotes the product of the first N positive integers, where N is nonnegative. So, for example, N N! 0 1

Computers normally cannot generate really random numbers, but frequently are used to generate sequences of pseudo-random numbers. These are generated by some algorithm, but appear for all practical pu

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