# function that converts a dictionary back to its sparse vector representation. # In - convertDictionary({0: 1,...

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# function that converts a dictionary back to its sparse vector representation.
# In - convertDictionary({0: 1, 3: 2, 7: 3, 12: 4})
# Out - [1, 0, 0, 2, 0, 0, 0, 3, 0, 0, 0, 0, 4]
# In - convertDictionary({0: 1, 2: 1, 4: 2, 6: 1, 9: 1})
# Out - [1, 0, 1, 0, 2, 0, 1, 0, 0, 1]
# In - convertDictionary({})
# Out - []