#include<stdio.h>

int n,a[50];

int solve(int p,int t){
    if(p >= n) return 0;
    if(a[p] == t) return 1;
    if(solve(p + 1,t) == 1) return 1;
    if(solve(p + 1,t - a[p]) == 1) return 1;
    
    return 0;    
}

int main(){
    int q,m,i;
    
    scanf("%d",&n);
    
    for(i = 0;i < n;i++){
        scanf("%d",&a[i]);
    }
    
    scanf("%d",&q);
    
    for(i = 0;i < q;i++){
        scanf("%d",&m);
        
        if(solve(0,m) == 1){
            printf("yes\n");
        }
        else{
            printf("no\n");
        }
    }
    
    return 0;
}
