import java.util.Scanner;
public class Main{
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        int a = sc.nextInt();
        int[] b = new int[a];
        int d = 0;
        int c=0;
        for (int i = 0; i < a; i++) {
            b[i] = sc.nextInt();
            if (i >= 1) {
                if (b[i - 1] - b[i] >= 0) {
                    d++;
                    c=Math.max(c, d);
                } else {
                    d = 0;
                }
            }
        }
        System.out.println(c);
    }
}


/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