test

l = [1,2,3,4]
print(l)

i = 0
while i < len(l)-1:
    j = 0
    left = ""
    right = ""
    while j < len(l):

        if j <= i:
            left += str(l[j]) + "/"
        else:
            right += str(l[j]) + "/"

        j += 1


    print("index i = " + str(i))
    print("left = " + left)
    print("right = " + right)
    print("------")
    i += 1