#include<stdio.h>
#include<string.h>
int num[200005],mark[200005];
int main(){
    int t;
    scanf("%d",&t);
    while(t--){
        int n,m,k;
        memset(mark,0,sizeof(mark));
        scanf("%d%d%d",&n,&m,&k);
        __int64 f=0;
        __int64 ans=0;
        for(int i=1;i<=n;i++){
            scanf("%d",&num[i]);
            if(num[i]>=m)ans++;
            mark[ans]=i;
            if(ans>=k)f+=mark[ans-k]+1;
            }
            printf("%I64d\n",f);
        }
    
    return 0;
}