Question: Suppose you are processing a stream of bytes, one at a time, but you dont know in advance how many there will be, as the

Suppose you are processing a stream of bytes, one at a time, but you don’t know in advance how many there will be, as the last byte is a special EOF character. You only get to consider each byte once. Describe a scheme for choosing a byte in this stream at random so that every byte in the stream has an equal chance of being chosen. You may use only an O(1) amount of space.

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