The initial total score is 0. Given a string consisting of letters A, B, C, D, E and F, scan from front to back:

1. If there are two or more consecutive A's, add 1 to the total score.
2. If there are two or more consecutive B's, add 2 to the total score.
3. If there are two or more consecutive C's, add 3 to the total score.
4. If there are two or more consecutive D's, add 4 to the total score.
5. If there are two or more consecutive E's, add 5 to the total score.
6. If there are two or more consecutive F's, add 6 to the total score.

What is the total score of the string FEAACFAFEFEADFCBEEFFDCDFFDFDEEABEFBADCDCFDFDBDFDEFECFEDDDCBBDAFFE?
Return your answer with the format <<<number>>>, like <<<5>>> means the total score is 5.