The trouble with programmers is that you can never tell what a programmer is doing until itís too late. Seymour Cray
Word ladder puzzle begins with two words and to solve the puzzle one must find a chain of other words to link the two, in which two adjacent words differ by one letter.
Write a program to implement Word Ladder using set?
Find the ladder 'fool' and 'sage' fool -> pool -> poll -> pall -> pale -> sale -> sage -> ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ Find the ladder 'cold' and 'warm' cold -> cord -> card -> ward -> warm ->