#include <bits/stdc++.h>
using namespace std;

int main () {
    int n;
    cin >> n;

    vector<int> v(n);
    for (int i = 0; i < n; i++) {
        cin >> v[i];

    }
    int streak = 1;
    int maxstreak = 1; 
    for (int i = 1; i<n ;i++) {
        if (v[i-1] <= v[i]) {
            streak++;
        } else {
            if (streak>maxstreak) {
                maxstreak = streak;
            }
            streak = 1;
        }
    }
    if (streak>maxstreak) {
        maxstreak = streak;
    }

    cout<<maxstreak;
}