Fixing checkExactlyOneBitSet

arsteyn · Feb 1, 2020 · fec8941 · fec8941
1 parent 57e7f0c
commit fec8941
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/bit.md b/bit.md
@@ -44,7 +44,7 @@ Vector (linear sequence of numeric values stored contiguously in memory) in whic
 
 ```java
 boolean checkExactlyOneBitSet(int num) {
-	return (num & (num - 1)) == 0;
+	return num != 0 && (num & (num - 1)) == 0;
 }
 ```