1 files changed, 1 insertions, 3 deletions
diff --git a/rust/src/web.rs b/rust/src/web.rs
index 5be1cfe..7e03249 100644
--- a/rust/src/web.rs
+++ b/rust/src/web.rs
@@ -146,9 +146,7 @@ impl Client {
                     .collect::<Vec<_>>()
                     .join("\n");
                 if actual == *expected {
-                    if self.grade < u8::MAX {
-                        self.grade += 1;
-                    }
+                    self.grade = self.grade.saturating_add(1);
                     self.delay = Duration::from_secs_f64(self.delay.as_secs_f64() * 0.8);
                     if self.delay.as_millis() < 500 {
                         self.delay = Duration::from_millis(500);