def rotate(input,d):

    # slice string in two parts for left and right
    l1 = input[0 : leftShifts]
    l2 = input[leftShifts :]
    input = l2 + l1
    r1 = input[0 : len(input)-rightShifts]
    r2 = input[len(input)-rightShifts : ]
    return r2 + r1