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shortest.icn
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2000-07-29
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############################################################################
#
# File: shortest.icn
#
# Subject: Program to write shortest line in a file
#
# Author: Ralph E. Griswold
#
# Date: November 25, 1992
#
############################################################################
#
# This file is in the public domain.
#
############################################################################
#
# This program writes the (last) shortest line in the input file. If the
# command-line option -# is given, the number of the shortest line is
# written first.
#
############################################################################
procedure main(argl)
local shortest, min, count, countl, number, line
if argl[1] == "-#" then number := 1
shortest := read() | exit()
count := 1
min := *shortest
every line := !&input do {
count +:= 1
if *line <= min then {
min := *line
shortest := line
countl := count
}
}
if \number then write(countl)
write(shortest)
end