Given the variable x as your input, divide it by 4 and put the result in y.
there is an x added to the function title on the test that's confusing !!
Swap the first and last columns
Roll the Dice!
Set the array elements whose value is 13 to 0
Given a 4x4 matrix, swap the two middle columns
Determine the length of a string of characters
Divide by 4
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