$ perl qotw17.pl example_words 5
        _
m
        m
a
        ma_
n
        LIFE!

$ perl qotw17.pl example_words 3
        _
m
        m_ (3 wrong guesses left [guessed:/])
c
         (2 wrong guesses left [guessed:m/c])
d
        m__ (1 wrong guesses left [guessed:m/cd])
a
        ma_ (1 wrong guesses left [guessed:ma/cd])
n
        LIFE!