Solving Math Algorithm Problem with rand(1,1) Function

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SUMMARY

The discussion centers on implementing a random selection algorithm using the function rand(1,1) to choose between options A, B, and C. The user initially assigns A = 1:3, B = 4:6, and C = 7:9 but encounters an issue with the function returning 0. A suggestion is made to re-generate the random number if 0 is produced, which maintains the even distribution of choices among A, B, and C. The consensus is that this approach preserves randomness, yielding each option with an equal probability of 1/3.

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sapiental
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Hello

I have to write an algorithm that randomly chooses between A B and C.

I have to use the function (rand(1,1) which gives me a radndom number from the following (0,1,2,3,4,5,6,7,8,9)..

I was thinking of assigning A = 1:3 B = 4:6 C = 7:9

But I run into the problem of the random function giving me a 0.
Could I just write a statement saying that if I get a 0 from the random number generator, to generate anohter number? Would this still remain truly random using the function rand(1,1)?

Any help or suggestions are much appreciated. Thank you!
 
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That should be fine. Unless rand completely sucks ass, there should always be an essentially even chance of getting any of those numbers. Since you'll get an A 3/10 of the time, B 3/10 of the time, and C 3/10 of the time, and pick again 1/10 of the time, you get A 1/3, B 1/3, and C 1/3 of the time
 

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