#include <stdio.h>
#define MAX 101

typedef struct {
    int num;
    int idx;
} File;

int main() {
    int t;
    scanf("%d",&t);
    while(t--) {
        int n,m;
        scanf("%d %d",&n, &m);
        File que[MAX];
        int rear=0,front=0;
        //입력 받음
        for(int i=0; i<n; i++) {
            que[rear].idx=i;
            scanf("%d",&que[rear].num);
            rear=(rear+1)%MAX;
        }
        int cnt=0;
        while(front!=rear) {
            int flag=0;
            for(int i=(front+1)%MAX; i!=rear; i=(i+1)%MAX) {
                if(que[front].num<que[i].num) {
                    flag=1;
                    break;
                }
            }
            //뒤에 큰수 잇음 
            if(flag) {
                que[rear]=que[front];
                rear=(rear+1)%MAX;
                front=(front+1)%MAX;

            //젤 큰수임
            } else {
                cnt++;
                if(m==que[front].idx) {
                    printf("%d\n",cnt);
                    break;
                }
                front=(front+1)%MAX;
            }
        }
    }
    return 0;
}