#include <bits/stdc++.h>
using namespace std;
int main() {
  int n;
  cin >> n;
  int arr[n];
  for (int i = 0; i < n; i++) {
    cin >> arr[i];
  }
  int cnt = 1;
  int ans = INT_MIN;
  for (int i = 1; i < n; i++) {
    if (arr[i] >= arr[i - 1]) {
      cnt++;
    } else {
      ans = max(ans, cnt);
      cnt = 1;
    }
  }
  ans = max(ans, cnt);
  cout << ans << endl;
}
