MonkeyPower

There are $n$ trees in a row and you have been given the height of these trees. On each tree there is one monkey and each monkey have particular power to climb the tree. Power of each monkey can be calculated as $π(x)$. Where x is the total number of maximum consecutive trees (I.e. to the left of the current tree including itself also) which has height less than or equal to the height of the curre