tracks/rust/exercises/crypto-square/src/lib.rs in trackler-2.2.1.116 vs tracks/rust/exercises/crypto-square/src/lib.rs in trackler-2.2.1.117

@@ -1,3 +1,3 @@
-pub fn encrypt(_: &str) -> String {
-    unimplemented!()
+pub fn encrypt(input: &str) -> String {
+    unimplemented!("Encrypt {:?} using a square code", input)
 }