feat : add leetcode daily solution

2025-08-13 14:22:48 +08:00
parent 3b1ffd3b14
commit 80c8ed405c
3 changed files with 53 additions and 0 deletions
--- a/isPowerOfThree/C#/Program.cs
+++ b/isPowerOfThree/C#/Program.cs
@@ -0,0 +1,21 @@
+public class Solution {
+    public bool IsPowerOfThree(int n) {
+        if(n <= 0)
+            return false;
+        if(n == 1)
+            return true;
+        if(n % 3 != 0)
+            return false;
+        return IsPowerOfThree(n/3);
+    }
+}
+
+class program{
+    static void Main(){
+        var Solution = new Solution();
+
+        Console.WriteLine(Solution.IsPowerOfThree(9));
+        Console.WriteLine(Solution.IsPowerOfThree(0));
+        Console.WriteLine(Solution.IsPowerOfThree(-1));
+    }
+}