import java.util.Scanner;
 
public class Main {
	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		int N = sc.nextInt();
		int[] array = new int[N];
		int c = 0;
      	int tmp = c;
		
		for(int i = 0; i<array.length; i++) {
			array[i] = sc.nextInt();
		}		
		for(int i = 0; i<array.length-1; i++) {
			if (array[i] >= array[i+1])
            {	
              c++;
            }
          	else
            {
              if (c > tmp)
              {
                tmp = c;
              }
              c=0;
            }
		}
      	if (c>tmp)	System.out.println(c);
      	else System.out.println(tmp);
	}
}
/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