Word Transformer

1. Input

1.1. Start

1.2. End

1.3. List

2. Transform Start to End

2.1. begin from both Start and End

2.2. calculate for every word the possible neighbours words, and then the neighbours of neighbours

2.3. the both Start and End, will have each one his own tree of neighbour words, 2 trees in total

2.4. for every new neighbour word, check if it already exists in the other tree

2.4.1. if yes -> SUCCESS

3. Lists - Managing

3.1. Index List

4. Output

4.1. Transformed List