x = 0
y = 19

if x < y:
    print('x is less than y')  # this is a block
    print("no, really!")
elif x == y:
    print('x is equal to y');
    print((1, 2,
           3, 4,
           5, 6));
    print('hello'); print('world')
else:
    print('x is greater than y')