Find sum of negative elements in row.
Example x=[1 -5 3 4 -6 6 7 8 9 10]
result = -11
Make a Palindrome Number
Distance walked 1D
Determine Whether an array is empty
Determine the number of odd integers in a vector
02 - Vector Variables 5
Convert array of decimal numbers into binary numbers array.
Count given word x in text.
Select primes from the matrix.
Set x value to each even index of vector y.
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