This is funny or something does not fit
True or false?
a) There is a bijective application between positive integers ending in 2018 and positive integers that do not contain the digit 9. In fact, there are as many positive integers as positive integers that do not contain the digit 9, and there are as many positive integers as positive integers ending in 2018
b) The probability that a positive integer ends in 2018 is equal to 1/10000. However, the probability that a positive integer does not contain the digit 9 is equal to 0.
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