Solution

solution/addsuffix

@@ -0,0 +1,5 @@
+#! /bin/bash
+
+for ((i = 2; i <= $#; i++)); do
+ mv $"${!i}" $"${!i}$1"
+done

solution/fizzbuzz.sh

@@ -0,0 +1,16 @@
+#! /bin/bash
+
+for ((i = 1; i <= $1; i++)); do
+ a=$(($i%3))
+ b=$(($i%5))
+ c=$(($i%15))
+ if [[ c -eq 0 ]]; then
+ echo Fizz Buzz
+ elif [[ b -eq 0 ]]; then 
+ echo Buzz
+ elif [[ a -eq 0 ]]; then
+ echo Fizz
+ else 
+ echo $i
+ fi
+done

solution/reverse

@@ -0,0 +1,3 @@
+#! /bin/bash
+
+tac $1

solution/untar

@@ -0,0 +1,7 @@
+#! /bin/bash
+
+input=$"$1"
+directory=$"$input.unpacked"
+rm -rf $"$directory"
+mkdir $"$directory"
+tar -xf $"$input" -C $"$directory"