Class Solution

src/com/blankj/easy/_0007/Solution.java:11–26

author: Blankj blog : http://blankj.com time : 2017/04/19 desc :

 * </pre>
 */
public class Solution {
    public int reverse(int x) {
        long res = 0;
        for (; x != 0; x /= 10)
            res = res * 10 + x % 10;
        return res > Integer.MAX_VALUE || res < Integer.MIN_VALUE ? 0 : (int) res;
    }

    public static void main(String[] args) {
        Solution solution = new Solution();
        System.out.println(solution.reverse(123));
        System.out.println(solution.reverse(-123));
        System.out.println(solution.reverse(100));
        System.out.println(solution.reverse(1000000003));
    }
}