#include <cstdio>
#include <cstring>
#include <algorithm>
#include <iostream>
#define LL long long
#define ULL unsigned long long
//#define pil pair <int, LL>
#define pii pair <ULL, ULL>
//#define pii pair <int, int>
#define xx first
#define yy second
using namespace std;

const int N = 200100;

int a[N], l[N], r[N];

int main () {
//    freopen ("in.txt", "r", stdin);
    int T;
    cin >> T;
    while (T--) {
        int n, m, k;
        cin >> n >> m >> k;
        for (int i = 1; i <= n; i++) {
            scanf ("%d", &a[i]);
            if (a[i] >= m) a[i] = 1;
            else a[i] = 0;
//            cout << a[i] << ' ';
        }
//        cout << endl;
        LL res = 0;
        int cnt = 0;
        for (int i = 1, j = 0; i <= n; i++) {
            while (j + 1 <= n && cnt < k) {
                j++;
                cnt += a[j];
            }
            if (cnt == k) res += (n - j + 1);
//            cout << i << ' ' << j << ' ' << n - j + 1 << endl;
            cnt -= a[i];
        }
        cout << res<< endl;
    }
}