import java.util.*;

public class Main {
  public static void main(String[] args) {
    Scanner sc = new Scanner(System.in);
    int n = sc.nextInt();
    int ans = 0;
    int tem = 0;
    int p = -1;
    for(int i = 0; i < n; i++) {
      int h = sc.nextInt();
      if(tem >= h) {
        p++;
        ans = Math.max(ans, p);
      } else { 
        p = 0;
      }
      tem = h;
    }
    System.out.println(ans);
  }
}
/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