import java.util.*;
 
public class Main {
  public static void main(String[] args) {
    Scanner scan = new Scanner(System.in);
    int N = scan.nextInt();
    int res = 0;
    int count = 0;
    int max = scan.nextInt();
    for (int i = 1; i < N; i++) {
      int h = scan.nextInt();
      if (max >= h) {
        count++;
      } else {
        count = 0;
      }
      res = Math.max(res, count);
      max = h;
    }
    scan.close();
    
    System.out.println(res);
  }
}
/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