import java.util.Scanner;

public class Main {
  public static void main(String[] args) {
    Scanner scanner = new Scanner(System.in);

    int N = scanner.nextInt();
    int[] h = new int[N];
    for (int i = 0; i < N; i++) h[i] = scanner.nextInt();
    int max = 0;
    int count = 0;
    for (int i = 0; i < N - 1; i++) {
      if (h[i] >= h[i + 1]) count++;
      else {
        max = Math.max(max, count);
        count = 0;
      }
    }
    max = Math.max(max, count);
    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