Remove unused variable in getchar pattern match

Use `_` for the default/general case. Do nothing in this case, just
continue looping.

1 files changed, 1 insertions, 2 deletions

diff --git a/src/main.rs b/src/main.rs
index 863fc65..54d8006 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -91,8 +91,7 @@ fn main() {
                         }
                     }
                 }
-                c @ _ => {
-                }
+                _ => { continue }
             }
         }