#include<stdio.h>
main() 
{
	int i,n,t=0,m=0;
	scanf("%d",&n);
	int a[n];
	for(i=0; i<n; i++) 
	{
		scanf("%d",&a[i]);
	}
	for(i=0; i<n; i++) 
	{
		t++;
		if(a[i]>a[i+1]||i==n-1) 
		{
			if(t>m) 
			{
				m=t;
			}
			t=0;
		}

	}
	printf("%d",m);
}
/**************************************************************
	Problem: 1461
	User: admin
	Language: C
	Result: Accepted
	Time:32 ms
	Memory:1144 kb
****************************************************************/