Create 9. Palindrome Number.java

depressingly confusing and brute-forcy

Author: futurus

9. Palindrome Number.java

@@ -0,0 +1,18 @@
+public class Solution {
+    public boolean isPalindrome(int x) {
+        if (x < 0) return false;
+        else if (x < 10) return true;
+        else {
+            int max_pow = (int)Math.log10(x);
+            
+            for (int i = max_pow; i > 0; i--) {
+                if ((Math.floor(x / Math.pow(10, i)) % 10) != 
+                Math.floor((x % Math.pow(10, max_pow - i + 1)) / Math.pow(10, max_pow - i))) {
+                    return false;
+                }
+            }
+            
+            return true;
+        }
+    }
+}