random

#!/bin/bash
# print random word
# written by ofek nacht
# enter specific length
echo "number of arg:$#" 
if [ $# -eq 2 ]
then
  echo -e "special number is $2\n"
# match words length to user demand
  MATCHWORD=$(grep -o -w '\w\{'$2'\}' $1)
  echo -e "list of matching words:\n$MATCHWORD"
# number of special words
  SNUMWORD=$(echo $MATCHWORD | wc -w)
  echo "number oif random words is:$SNUMWORD"
# shuffle SPECIAL random number
  SNUMRAND=$(shuf -i 1-$SNUMWORD -n 1)
  echo "random number is:$SNUMRAND"
# print random SPECIAL word
  RANDWORD=$(echo $MATCHWORD | awk '{print}' ORS=" " | awk  '{print$'$SNUMRAND'}')
  echo "random word is:$RANDWORD"
else
# number pf wprds in a file
  NUMWORD=$(wc -w  < $1)
# shuffle randome number
  NUMRAND=$(shuf -i 1-$NUMWORD -n 1)
  echo $NUMRAND
# print random word
  RANDWORD=$(cat $1 | awk '{print}' ORS=" " | awk  '{print$'$NUMRAND'}')
  echo $RANDWORD
fi