__author__ = 'water'
a={1,2,3,4}
b={4,5,6}
print a|b
print a&b

aaa=(1,2,3,4)
bbb=(4,5,6)
print aaa,bbb
aaa[0]=3
print aaa[0]
print bbb[0]


aa=[1,2,3,4]
bb=[4,5,6]
print aa,bb
aa[0]=333
print aa[0]

