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#
# W O R D T A B U L A T I O N
#
# This main procedure processes standard input and writes the results
# with the words in a column 20 characters wide.
procedure main()
wordcount(20)
end
procedure wordcount(n)
local t, line, x, y
static letters
initial letters := &lcase ++ &ucase
t := table(,0)
every line := !&input do
scan line using
while tab(upto(letters)) do
t[tab(many(letters))] +:= 1
x := sort(t)
every y := !x do write(left(y[1],n),y[2])
end
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