3 lines Java solution with recursion

  • 0
    public class L100 {
        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);

Log in to reply

Looks like your connection to LeetCode Discuss was lost, please wait while we try to reconnect.