At a minimum, you should make this problem variable. For example, find the element at the ith row and jth column and define i and j in the test cases, which are passed along with the function.
Select every other element of a vector
Who Has the Most Change?
Set the array elements whose value is 13 to 0
Sum of the Multiplication of Vectors
Find remainder when x is divided by 3
modulus of a number
Determine whether the input is divisible by 3 as well as 5
Find the last digit
first element of matrix
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