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Annotation of 43BSD/contrib/icon/samples/wordcount.icn, revision 1.1

1.1     ! root        1: #
        !             2: #          W O R D   C O U N T I N G
        !             3: #
        !             4: 
        !             5: #  This program tabulates the words in standard input and writes the
        !             6: #  results with the words in a column 20 characters wide.  The definition
        !             7: #  of a "word" is naive.
        !             8: 
        !             9: procedure main()
        !            10:    wordcount(20)
        !            11: end
        !            12: 
        !            13: procedure wordcount(n)
        !            14:    local t, line, x, y
        !            15:    static letters
        !            16:    initial letters := &lcase ++ &ucase
        !            17:    t := table(0)
        !            18:    while line := read() do
        !            19:       line ? while tab(upto(letters)) do
        !            20:          t[tab(many(letters))] +:= 1
        !            21:    x := sort(t)
        !            22:    every y := !x do write(left(y[1],n),y[2])
        !            23: end

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