#include<iostream>
#include<math.h>
#include<algorithm>
#include<stdio.h>
#include<map>
#include<vector>
#include<set>
#include<iomanip>
#define F first
#define S second
#define P system("PAUSE");
#define H return 0;
#define pb push_back
using namespace std;
const long long A=100000000000000LL,N=228228;
 
long long a[N],k,o,i,j,n,m;
 
int main(){
	cin>>n;
	for(i=0;i<n;i++)scanf("%d",&a[i]);
	k=1;
	for(i=1;i<n;i++)if(a[i]>=a[i-1])k++;else o=max(o,k),k=1;
	o=max(o,k);
	cout<<o;
}

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