'''x = 'hello world'
if 'e' and 'x' in x:
    print('the ASCII codse of e is ' ,ord('e') ,'the ASCII codse of h is ' ,ord('h'))
elif 'e' and 'w' in x:
    print('the ASCII codse of e is ', ord('e'), 'the ASCII codse of w is ', ord('w'))
else:
    print(x[0])'''

A1=[1,2]
A2=[2,1]
if A1[1]==A2[0] and A1[1]==A2[0]:
    print("A2 is inverted version of A1")
else:
    print("A2 is not an inverted version of A1")
