Function dfs

javascript/0206-reverse-linked-list.js:14–21

(curr)

};

const dfs = (curr) => {
    const prev = reverseList(curr.next); /* Time O(N) | Space O(N) */

    curr.next.next = curr;
    curr.next = null;

    return prev;
};

/**
 * https://leetcode.com/problems/reverse-linked-list/