Lists

friends = ["Kevin", 2, False]
friends[1] = "Mike"

print(friends)
//Output : ['Kevin', 'Mike', False]
print(friends[0])
//Output : Kevin
print(friends[-1])
//Output : False
print(friends[1:])
//Output : ['Mike', False]
print(friends[1:2])
//Output : ['Mike']
print(friends.index("Kevin"))
//Output : 0