Order by word lenghts X30120
Write a function length_sorted(f) that provided a list of words f returns a list g with the very same words of f. Words in g must appear in increasing lengths. Words of the same length must appear in alpabetical order. All characters in words are lowercase letters.
Sample session
>>> length_sorted(['z', 'ping', 'king', 'doork', 'koong', 'doong', 'x']) ['x', 'z', 'king', 'ping', 'doong', 'doork', 'koong'] >>> length_sorted(['winter', 'winner', 'counter', 'mother', 'table']) ['table', 'mother', 'winner', 'winter', 'counter'] >>> length_sorted(['self', 'made', 'man']) ['man', 'made', 'self'] >>> length_sorted(['z', 'y', 'x', '']) ['', 'x', 'y', 'z']
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