import java.util.*;

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