Class Solution

src/com/blankj/easy/_0100/Solution.java:14–32

author: Blankj blog : http://blankj.com time : 2017/10/08 desc :

 * </pre>
 */
public class Solution {
    public boolean isSameTree(TreeNode p, TreeNode q) {
        if (p == null || q == null) return p == q;
        if (p.val != q.val) return false;
        return isSameTree(p.left, q.left) && isSameTree(p.right, q.right);
    }

    public static void main(String[] args) {
        Solution solution = new Solution();
        System.out.println(solution.isSameTree(
                TreeNode.createTestData("[1,2,2,null,3,null,3]"),
                TreeNode.createTestData("[1,2,2,null,3,null,3]"))
        );
        System.out.println(solution.isSameTree(
                TreeNode.createTestData("[1,2,2,null,3,null,3]"),
                TreeNode.createTestData("[1,2,2,null,3,null,null]"))
        );
    }
}