appears a consecutive series

[Dumy]

Can anyone give me the formula for counting consecutive series.
Question: How many times appears a consecutive series in the same row

No Item1 Item2 Item3 Item4 Item5 Item6 Item7 Item8 Item9 Item10 Actual result
1 A A B B B A C 2
2 100 0 0 200 200 200 11 1
3 252 131 700 700 151 1
4 1 1 7 2 2 3 4 4 4 3

But, ignore zero value or empty cell

example attached file