File: half

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mercury 0.9-1
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#!/bin/sh
# Given N arguments, print the first N/2 arguments, rounding down.

if test -x /usr/ucb/echo
then
	ECHO=/usr/ucb/echo
else
	ECHO=echo
fi

take=`expr $# / 2`
while test $take -gt 0
do
	$ECHO -n "$1 "
	shift
	take=`expr $take - 1`
done