Remove unused variable from Alphametics stub

coriolinus · coriolinus · commit d44df84079a6 · 2017-11-07T12:01:03.000+01:00
diff --git a/exercises/alphametics/src/lib.rs b/exercises/alphametics/src/lib.rs
@@ -1,5 +1,5 @@
 use std::collections::HashMap;
 
-pub fn solve(puzzle: &str) -> Option<HashMap<char, u8>> {
+pub fn solve(_: &str) -> Option<HashMap<char, u8>> {
     unimplemented!()
 }

Original file line number	Diff line number	Diff line change
`@@ -1,5 +1,5 @@`
`1`	`1`	`use std::collections::HashMap;`
`2`	`2`
`3`		`-pub fn solve(puzzle: &str) -> Option<HashMap<char, u8>> {`
	`3`	`+pub fn solve(_: &str) -> Option<HashMap<char, u8>> {`
`4`	`4`	`unimplemented!()`
`5`	`5`	`}`