a1=(1,2,3)
a2=[1,2,3]
b1=('a','b','c')
b2=['a','b','c']
c1=range(3)

print 1 in a1
print 1 in a2
print b1[0:3]
print b2[0:2]
print b1.count('a')
print a1.index(3,1,3)

print 
a2.append(4)
print a2
b2[1:3:2]='p'
print b2

