Add validate_age script to other folder

other/validate_age.py

@@ -0,0 +1,28 @@
+"""
+This script prompts the user to input their age
+and validates that it is a non-negative integer.
+"""
+
+
+def get_valid_age() -> int:
+    """
+    Continuously prompts user for a valid age input until a non-negative integer is provided.
+
+    Returns:
+        int: The validated age input.
+    """
+    while True:
+        age = input("Enter your age: ")
+        if age.isdigit():
+            num = int(age)
+            if num < 0:
+                print("Age can't be negative.")
+            else:
+                return num
+        else:
+            print("Invalid input. Please enter a valid number.")
+
+
+if __name__ == "__main__":
+    age = get_valid_age()
+    print(f"Your age is {age}")