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DIFFWRDS.ICN
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1990-03-28
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16 lines
#
# D I F F E R E N T W O R D S
#
# This program lists all the different words in the input text.
# The definition of a "word" is naive.
procedure main()
letter := &lcase ++ &ucase
words := set()
while text := read() do
text ? while tab(upto(letter)) do
insert(words,tab(many(letter)))
every write(!sort(words))
end