#include<iostream>
using namespace std;
int days[1000005],n,d = 1,maxx = -100;
int main()
{
	scanf("%d",&n);
	for(int i = 1;i <= n;i++)
	{
		scanf("%d",&days[i]);
	}
	for(int i = 1;i <= n;i++)
	{
		if(days[i - 1] <= days[i])
		{
			d++;
		}
		else
		{
			maxx = max(d,maxx);
			d = 1;
			
		}
		
	}
	cout << maxx;
	
	return 0;
}