assignment #2-q2

odd_prn.sh

#!/bin/sh
# Author: Chris Niesel
# Class: Computer Science 2211A

echo "Number of arguments passed: $#"
X=0 # var used for while loop that increments every run

while [ $# -gt 0 ];do # check if we have more arguments
# check if $X number is even if so, print it
  if [ `expr $X % 2` -eq 0 ]; then 
        echo $1
        shift # move onto next argument
        X=`expr $X + 1` # increment loop counter
# if not even move to next argument and increase counter  
  else
        shift
        X=`expr $X + 1` 
  fi
done