#include <iostream>
using namespace std;
int main() {
int a[10],b[10],i,j,n,k,x,v;
cin>>n,k;
for (i=0; i<n;i++)
cin>>a[i];
for (i=0;i<k;i++)
cin>>b[i];
for (i=0;i<n-1;i++)
for (x=n-2;x>=i;x--)
if (a[i]>a[i+1])
{
j=a[i+1];
a[i+1]=a[i];
a[i]=j;
}
i=n;
for (x=0;x<k;x++)
{ v=0;n=i;
while (v<n-1)
{
j=(v+n)/2;
if (b[x]<a[j])
n=j;
else v=j;
}
if (b[x]==a[j])
cout<<"YES"<<endl;
else
cout<<"NO"<<endl;
}
return 0;
}
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