Refactoring stat.sh

stat.sh

@@ -5,31 +5,22 @@ cd result
 for file in *.txt; do
 	echo ${file%.*}
 	if [[ $file == *6.txt ]]; then
-		cat $file |
-		awk -F\/ '{print $2}' |
-		(
-			sum=0
-			while read n; do
-				if [[ -n $n ]]; then
-					((s=64-n))
-					((sum+=1<<s))
-				fi
-			done
-			echo $sum
-			)
+        #statistics IPv6 /48 blocks
+        base=48
     else
+        base=32
+    fi
 	cat $file |
 	awk -F\/ '{print $2}' |
 	(
 		sum=0
 		while read n; do
-				if [[ -n $n ]]; then
-					((s=32-n))
+			if [[ -n $n ]] && [[ $n -le $base ]]; then
+				((s=base-n))
 				((sum+=1<<s))
 			fi
 		done
 		echo $sum
 	)
-	fi
 	echo
 done | tee stat