leetcode

Solution to some Leetcode problems written in C++
git clone git://git.dimitrijedobrota.com/leetcode.git
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0009.cpp (279B)

      1 class Solution {
      2   public:
      3     bool isPalindrome(int x) {
      4         if (x < 0 || (x != 0 && x % 10 == 0)) return false;
      5         int sum = 0;
      6         do {
      7             sum = sum * 10 + x % 10;
      8         } while ((x /= 10) > sum);
      9         return (x == sum) || (x == sum / 10);
     10     }
     11 };