completed 03/[00-07]

exercises/03_ticket_v1/01_struct/src/lib.rs

@@ -5,6 +5,17 @@
 // It should also have a method named `is_available` that returns a `true` if the quantity is
 // greater than 0, otherwise `false`.
 
+struct Order{
+    price: u32,
+    quantity: u32,
+}
+
+impl Order{
+    fn is_available(self)-> bool{
+        self.quantity >0
+    }
+}
+
 #[cfg(test)]
 mod tests {
     use super::*;