print("e" in "hello eogn")

True

print(‘z‘ in [‘c‘,‘y‘,‘z‘])

True

print(‘k1‘ in {‘k1‘:666,‘k2‘:01})
print(01 in {‘k1‘:666,‘k2‘:01})

True
False

print("e" not in "hello eogn")

False



print(‘z‘ not in [‘c‘,‘y‘,‘z‘])

False

print(‘k1‘ in {‘k1‘:666,‘k2‘:01})
print(01 in {‘k1‘:666,‘k2‘:01})

False
True

x = 1
y = 1
print(x is y)

True

x = 1
y = 1
print(x is not y)

False