Add 9-PalindromeNumber.cpp

Author: Rocky-Dewan

Leet_Code/Random Problem/9-PalindromeNumber.cpp

@@ -0,0 +1,10 @@
+class Solution {
+public:
+    bool isPalindrome(int x) {
+        
+        int y(x);
+        int test(0);
+        while(y > 0){test = 10 * test + (y % 10); y /= 10;}
+        return (test == x);
+    }
+};