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4960 of 10000 4-digit numbers contain at least one duplicate. Also, the probability of getting a number that has an unusual property is, counterintuitively, as
by praptak 14y ago
4960 of 10000 4-digit numbers contain at least one duplicate. Also, the probability of getting a number that has an unusual property is, counterintuitively, as an old math joke states, 1.
- pbhjpbhj 14y agohttp://en.wikipedia.org/wiki/Uninteresting_numbers http://en.wikipedia.org/wiki/Uninteresting_numbers