11496 - Musical Loop

Difficulty : easy

Solution Description :

Simple Ad Hoc problem

simply iterate through [1 .. N] to see whether you see /\ pattern or
\/ pattern, count this as 1 peak.

input N
and input N number A1 A2 A3 ....... AN
You need to check A1 & A2, A2 & A3, ..........,AN-1 & AN, and AN & A1
If you cleaver then do not need to use Array