rotational-cipher: Changed key type from u8 to i8 in the rotate function template

ZapAnton · ZapAnton · commit 1aedb76846f9 · 2018-07-04T14:03:38.000+03:00
diff --git a/exercises/rotational-cipher/src/lib.rs b/exercises/rotational-cipher/src/lib.rs
@@ -1,4 +1,4 @@
-pub fn rotate(input: &str, key: u8) -> String {
+pub fn rotate(input: &str, key: i8) -> String {
     unimplemented!(
         "How would input text '{}' transform when every letter is shifted using key '{}'?",
         input,

Original file line number	Diff line number	Diff line change
`@@ -1,4 +1,4 @@`
`1`		`-pub fn rotate(input: &str, key: u8) -> String {`
	`1`	`+pub fn rotate(input: &str, key: i8) -> String {`
`2`	`2`	`unimplemented!(`
`3`	`3`	`"How would input text '{}' transform when every letter is shifted using key '{}'?",`
`4`	`4`	`input,`