diff --git a/script.sh b/script.sh
index 8d05b68..46e5aef 100755
--- a/script.sh
+++ b/script.sh
@@ -1,5 +1,40 @@
 
 #!/bin/bash
+ ##1
+if [ -z "$1" ]; then
+  echo "Usage: ./script.sh <name>"
+  exit 1
+fi
+
+name="$1"
+
+echo "Hello, $name!"
+echo "Welcome to DevOps Bash scripting."
+
+
+##2
+
+if [-z "$1"]; then
+echo "Usage: ./script.sh <name>"
+exit 1
+fi
+
+name="$1"
+
+if ["$name == "Liana"]; then
+
+echo "Hello $name! You ar awesome!"
+else
+echo "Hello, $name!"
+fi 
+exit 0
+
+
+
+
+
+
+
 
 name="Liana"
 course="DevOps Bash"