#include<bits/stdc++.h>
using namespace std;
int n, k;
int input[100010];
int main()
{
    int i;
    freopen(".10.in","r",stdin);
    freopen(".10.out","w",stdout);
    scanf("%d", &n);
    for(i=1;i<=n;i++) scanf("%d", &input[i]);
    scanf("%d", &k);
    for(i=1;i<=n;i++)
    {
        if(input[i]>k) break;
    }
    printf("%d", i);
}