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Problem 583. Implement a counter

Created by David Hruska

Write a function that returns a function that counts the number of times it is invoked. Example:

>> h = counter;
>> h()
ans =
>> h()
ans =
>> h()
ans =

Note: your solution cannot use persistent variables.

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63 correct solutions 153 incorrect solutions
Last solution submitted on Aug 16, 2015

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