Leetcode, Add Two Numbers, Programming, Leetcode Medium, Java.
addTwoNumbers(l1, l2, sum / 10); // Recursive call with the next nodes and carry return result; // Return the result node } public ListNode addTwoNumbers(ListNode l1, ListNode l2) { return addTwoNumbers(l1, l2, 0); // Initial call with carry 0 } } Step-by-Step Explanation Step 1: Base case: If both