
import java.util.Scanner;

/**
 * @author author
 *
 */
public class Main {

  /**
   * @param args
   */
  public static void main(String[] args) {

    Scanner sc = new Scanner(System.in);
    int n = Integer.parseInt(sc.next());
    int prev = Integer.parseInt(sc.next());
    int max = 0;
    int count = 0;
    for (int i = 1; i < n; i++) {
      int after = Integer.parseInt(sc.next());

      if (prev >= after) {
        count++;
      } else {
        count = 0;
      }
      max = Math.max(max, count);
      prev = after;
    }
    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