app/src/main/java/me/zobrist/tichucounter/ui/counter/CounterViewModel.kt

@@ -203,13 +203,24 @@ class CounterViewModel @Inject constructor(
     override fun digitClicked(digit: String) {
         focusLastInput()
 
-        if(activeValue.digitCount() < 5)
+
+        if(activeValue.digitCount() >= 5)
         {
-            activeValue += digit
+            // 5 digits is enough
+            return
+        }
+
+        val newValue = activeValue + digit
+
+        try {
+            activeValue = newValue.toInt().toString()
+        } catch (_: NumberFormatException)
+        {
+        }
+
         updateOtherScore()
         updateSubmitButton()
     }
-    }
 
     override fun negateClicked() {
         focusLastInput()