#include <iostream>
#include <cstdio>
#include <cstdlib>
using namespace std;
int cmp(const void *a, const void *b) {
return (*(int*)a - *(int*)b);}
int main() {
int t, k, n, a[105], ans;
scanf("%d", &t);
while(t--) {
scanf("%d", &k);
for(int i=0; i<k; i++) scanf("%d", &a[i]);
scanf("%d", &n);
ans=a[n-1];
qsort(a, k, sizeof(int), cmp);
for(int i=0; i<k; i++) if(ans==a[i]) printf("%d\n", i+1);
}
return 0;
}
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