#include <iostream>
using namespace std;
int main ()
{
int n;
cin>>n;
long arr[100005];
for (int i=0; i<n; i++)
{
cin>>arr[i];
}
int arr2[100005];
arr2[0] = 1;
for (int i=1; i<n; i++)
{
if (arr[i]>=arr[i-1])
arr2[i] = arr2[i-1]+1;
else
arr2[i]=1;
}
int Dmax = 0;
for (int i=0; i<n; i++)
{
if (arr2[i]>Dmax) Dmax = arr2[i];
}
cout<<Dmax;
return 0;
}
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