solutions

Author: trinhminhtriet

solutions/0300-0399/0342.power-of-four/Solution.cs

@@ -0,0 +1,5 @@
+public class Solution {
+    public bool IsPowerOfFour(int n) {
+        return n > 0 && (n & (n - 1)) == 0 && (n & 0xaaaaaaaa) == 0;
+    }
+}

solutions/0300-0399/0342.power-of-four/Solution.rs

@@ -0,0 +1,5 @@
+impl Solution {
+    pub fn is_power_of_four(n: i32) -> bool {
+        n > 0 && (n & (n - 1)) == 0 && (n & 0xaaaaaaaa_u32 as i32) == 0
+    }
+}