1a) 10p and 1b) 10pts
1. Check Empty conditions - 1
2. Get the tail and size of the list - 2
3. If tail nodes are different , return null - 1
4. Find shorter list and longer list - 2
5. Advance longer list k positions - 2
6. Iterate over both lists to find the common starting point -2

2)
f(n) is less than or equal to h(n) - 2
g(n) is less than or equal to h(n) - 2
sum the inequalities - 3
Show constants - 3