import java.util.*;
public class Main{
  public static void main(String[] args){
    Scanner sc =new Scanner(System.in);
    int N =sc.nextInt();
    long H[] =new long[N];
    H[0]=sc.nextLong();
    int t=0;
    int ans =0;
    for(int i=1;i<N;i++){
      H[i]=sc.nextLong();
      if(H[i-1]>=H[i]){t=t+1;}
      else{t=0;}
      ans =Math.max(ans,t);}
    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