#include<bits/stdc++.h>
using namespace std;
int arr[100010];
int main(){
    int n,q;
    cin>>n>>q;
    for(int i=0;i<n;i++){
        cin>>arr[i];
    }
    int cp;
    sort(arr,arr+n);
    for(int i=0;i<q;i++){
        cin>>cp;
        if(cp<arr[0]||cp>arr[n-1])cout<<"No\n";
        else{int pos=upper_bound(arr,arr+n,cp)-arr; 
        if(arr[pos-1]==cp)cout<<"Yes\n";
        else cout<<"No\n";}
    }
}