# Unique random numbers

**URL:** <https://forum.kirupa.com/t/unique-random-numbers/173395>\
**Category:** flash\
**Created:** [December 24, 2005, 12:48pm UTC](https://forum.kirupa.com/t/unique-random-numbers/173395 "2005-12-24T12:48:21Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![Ineedsleep](https://avatars.discourse-cdn.com/v4/letter/i/e5b9ba/32.png) [@Ineedsleep](https://forum.kirupa.com/u/Ineedsleep)\
**Post date:** [December 24, 2005, 12:48pm UTC](https://forum.kirupa.com/t/unique-random-numbers/173395/1 "2005-12-24T12:48:21Z")

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how would you make a random number unique there are going to be 4 numbers 3 random ones and the answer the answers will be 3 or 4 different to the actual answer but how would I make sure that the same number was not repeated?

any help would be awesome