add some stuff from RC machine config

shell_scripts/power_user_awk/math2.awk

@@ -1,30 +0,0 @@
-# awk -f math2
-
-BEGIN {
-  myprompt = "(To Stop press CTRL+D) > "
-  printf "Welcome to MyAddtion calculation awk program v0.1\n"
-  printf "%s" ,myprompt
-}
-
-{
-no1 = $1
-op = $2
-no2 = $3
-ans = 0
-
-if ( op == "+" )
-{
-     ans = $1 + $3
-     printf "%d %c %d = %d\n" ,no1,op,no2,ans
-     printf "%s" ,myprompt
- }
- else
- {
-     printf "Opps!Error I only know how to add.\nSyntax: number1 + number2\n"
-     printf "%s" ,myprompt
-  }
-}
-
-END {
-    printf "\nGoodbye, %s\n !" , ENVIRON["USER"]
-}