Note that format xxx has no effect on the precision of calculation. It only affects display.
Which doors are open?
Find nearest prime number less than input number
Colon operator of two vectors
Create an n-by-n null matrix and fill with ones certain positions
Number of digits in an integer
How brilliant are you?
Numbered lottery balls into cells
Must be in the front row...
Highest powers in factorials
Should Mr McNugget even get out of bed today?
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