Time: 0 ms (100.00%) | Memory: 7.9 MB (18.55%) - LeetSync

Author: achuatchaya

231-power-of-two/power-of-two.cpp

@@ -0,0 +1,8 @@
+class Solution {
+public:
+    bool isPowerOfTwo(int n) {
+        if(n == 0) return false;
+        if(n == 1) return true;
+        return (n%2==0)?isPowerOfTwo(n/2):false;
+    }
+};