structs clear!

exercises/structs/structs1.rs

@@ -13,7 +13,9 @@ struct ColorClassicStruct {
 struct ColorTupleStruct();
 
 #[derive(Debug)]
-struct UnitStruct;
+struct UnitStruct{
+    
+}
 
 #[cfg(test)]
 mod tests {
@@ -41,9 +43,7 @@ mod tests {
     #[test]
     fn unit_structs() {
         // TODO: Instantiate a unit struct!
-        let unit_structs ={
-            let str=String::from("test");
-        };
+        let unit_structs:UnitStruct=UnitStruct{};
         let message = format!("{:?}s are fun!", unit_structs);
 
         assert_eq!(message, "UnitStructs are fun!");
@@ -51,8 +51,3 @@ mod tests {
 }
 
 
-fn  main() {
-    let unit_structs =String::from("UnitStruct");
-    let message = format!("{:?}s are fun!", unit_structs);
-    println!("{}",message);
-}

exercises/structs/structs3.rs

@@ -4,7 +4,6 @@
 // Make the code compile and the tests pass!
 // If you have issues execute `rustlings hint structs3`
 
-// I AM NOT DONE
 
 #[derive(Debug)]
 struct Package {
@@ -17,7 +16,7 @@ impl Package {
     fn new(sender_country: String, recipient_country: String, weight_in_grams: i32) -> Package {
         if weight_in_grams <= 0 {
             // Something goes here...
-           // panic!("Oh no")
+           panic!("Oh no")
         } else {
             return Package {
                 sender_country,
@@ -27,12 +26,17 @@ impl Package {
         }
     }
 
-    fn is_international(&self) -> ??? {
-        // Something goes here...
+    fn is_international(&self) -> bool {
+        if self.sender_country==self.recipient_country{
+            false
+        }else{
+            true
+        }
     }
 
-    fn get_fees(&self, cents_per_gram: i32) -> ??? {
+    fn get_fees(&self, cents_per_gram: i32) -> i32 {
         // Something goes here...
+        cents_per_gram*self.weight_in_grams
     }
 }
 
@@ -74,7 +78,7 @@ mod tests {
         let sender_country = String::from("Spain");
         let recipient_country = String::from("Spain");
 
-        let cents_per_gram = ???;
+        let cents_per_gram = 3;
 
         let package = Package::new(sender_country, recipient_country, 1500);