5-4_bad_luck_8_is_your_chance

#!/usr/bin/env bash
# Script that displays bad luck for the 4th loop iteration, displays good# luck for the 8th loop iteration, and displays Best School for the other# iterations.

i=0;

while ((i < 10))
do
    if ((i == 3))
      then
	  echo "bad luck"
      elif ((i == 7))
      then
	  echo "good luck"
      else
	  echo "Best School"
    fi
    ((i++))
done