#include<bits/stdc++.h>
#include<algorithm>
#include<cmath>
using namespace std;
int main(){
	int n,y=-27;
	cin>>n;
	int day=0,maxday=0;
	for(int i=i;i<=n;i++){
		int x;
		cin>>x;
		if(x>=y){
			day++;
			maxday=max(day,maxday);
		} 
		else
			day=1;
		
		y=x;
	} 
	cout<<maxday;
	return 0;
}