#include<iostream>
#include <string.h>
using namespace std;
int main()
{
printf("input the amount:\n");
int t;
scanf("%d",&t);
if(t<=0||t>1e3){
return 0;
}
for(int j=0;j<t;j++){
int const N=75;
string a[N];
int n;
printf("input the length:\n");
scanf("%d",&n);
if(n%2==0){
return 0;
}
printf("input the elem:\n");
for(int i=0;i<n;i++){
scanf("%s",&a[i]);
}
printf("input a letter or number:\n");
string m;
cin>>m;
int flat=0;
for(int i=0;i<n;i++){
if(a[i]==m){
flat=1;
}
}
if(flat==1){
printf("Yes\n");
}else{
printf("No\n");
}
}
return 0;
}