#include <bits/stdc++.h>
using namespace std;
int main() {
  int n;
  cin >> n;
  int a[n];
  for (int i = 0; i < n; i++) {
    cin >> a[i];
  }
  int mx = 1;
  int pre = 0;
  for (int i = 1; i < n; i++) {
    while (i < n && a[i] >= a[i - 1]) i++;
    mx = max(mx, i - pre);
    pre = i;
  }
  cout << mx << endl;
  return 0;
}
