Add only the odd numbers of x
x = [1 2 3 4 5]
the positive numbers are: 1 3 5, so their sum is 9
Back to basics 11 - Max Integer
Make a random, non-repeating vector.
Replace multiples of 5 with NaN
Change the first and last diagonal element of the identity matrix to zero
Area of a circle
All odd - all even
Check capital letters
How many complete pizzas
i forgot to use capital I
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