Add only the even numbers of x
x = [1 2 3 4 5]
the positive numbers are: 2 4, so their sum is 6
How to find the position of an element in a vector without using the find function
Solving Quadratic Equations (Version 1)
Product of Array
Output a vector which is table of 9
What's size of TV?
Connect 4 (the boardgame)
Odd times 3
Count the numbers
Add the odd numbers
Magnitude of a vector
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