import java.util.*;

public class Main {
	public static void main(String... args) {
		Scanner sc = new Scanner(System.in);
		Integer n = sc.nextInt();
		List<Integer> nLst = new ArrayList<Integer>();
		int max = 0;
		int preNum = 0;
		int count = 0;
		for (int i = 0; i < n; i++) {
			nLst.add(sc.nextInt());
		}
		for (Integer num : nLst) {
			if(preNum >= num) {
				count++;
				if(max < count) {
					max = count;
				}
			} else {
				count = 0;
			}
			preNum = num;
		}
		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