Assignment 1
Print the keys and values in the dictionary one by one. 

Assignment 2
Container-ship of values can be checked in a python dictionary
        True
        False

Consider the python dictionary x = {'a' : ['a','b','c'], 'b' : (1, 2, 3), 1 : {1 : 'one', 2 : 'two'}, 10 : {10 : 'ten', 11 : 'eleven'}}. What will the following code return?   Unexpected indentation.
    (1, 2, 3) in x.values().
        True
        False

Container-ship of values cannot be checked in dictionaries
The dictionary is invalid