import java.util.*;

public class Main {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        int n = sc.nextInt();
        int[] h = new int[n];
        int cnt = 0;
        int tmp = 0;
        int max = 0;
        for (int i = 0; i < n; i++) {
            h[i] = sc.nextInt();
        }
        tmp = h[0];
        for (int i = 1; i < h.length; i++) {
            if (tmp >= h[i]) {
                cnt++;
            } else {
                cnt = 0;
            }
            tmp = h[i];
            max = Math.max(max, cnt);
        }
        System.out.println(max);
    }
}
/tmp/hf-datasets-cache/medium/datasets/42704881117311-config-parquet-and-info-qiankunmu-Project_CodeNet-896c9d36/hub/datasets--qiankunmu--Project_CodeNet_Python800_and_Java250/snapshots/c899fde44a77ba1cc14973ed3de064e4ff3aadc7/Project_CodeNet_Java250.tar.gz