#include <bits/stdc++.h>
using namespace std;
int main(void) {
  int n;
  cin >> n;
  int arr[n];
  for (int i = 0; i < n; ++i) cin >> arr[i];
  int lnds = 1;
  int len = 1;
  for (int i = 0; i < n - 1; ++i) {
    if (arr[i] <= arr[i + 1])
      len++;
    else
      len = 1;
    if (len > lnds) lnds = len;
  }
  cout << lnds;
}
