Update minimum-operations-to-reduce-an-integer-to-0.cpp

Author: kamyu104

C++/minimum-operations-to-reduce-an-integer-to-0.cpp

@@ -18,13 +18,13 @@ class Solution2 {
     int minOperations(int n) {
         int result = 0;
         while (n) {
-            if ((n & 0b11) == 0b11) {
-                ++result;
-                ++n;
-            } else {
-                result += n & 1;
+            if (!(n & 1)) {
                 n >>= 1;
+                continue;
             }
+            ++result;
+            n += static_cast<int>(n & 0b10 == 0b10);
+            n >>= 2;
         }
         return result;
     }