7.membership operator.py

# x="abcd"
# print("a"in x)
# print("h" in x)
# print("a" not in x)
# print("h" not in x)
# x=input("enter the string:")
# y=input("check str:")
# print(y in x)
l1=[1,2,3,4]
print(1 in l1)