import random

pole = []

for i in range(20):
    pole.append(random.randint(1,15))
print(pole)


for i in range(len(pole)-1):
    pole[i],pole[i+1] = pole[i+1],pole[i]
if i == (len(pole)-1):
    pole[0],pole[len(pole)] = pole[len(pole)],pole[0]
print(pole)