求调

#include<bits/stdc++.h>
using namespace std;
const int maxn = 50 + 5;
int n;
int h[maxn];
int x;
int main()
{
    ios::sync_with_stdio(false);
    cin.tie(0);
    cout.tie(0);
    cin >> n;
    for(int i = 1; i <= n; i++)
        cin >> h[i];
    sort(h, h + n);
    int l = 1, r = n;
    int mid;
    cin >> x;
    while(l + 1 < r)
    {
        mid = (l + r) / 2;
        if(h[mid] > x)
            r = mid - 1;
        else
            l = mid + 1;
    }
    cout << l << "\n";
    return 0;
}