#include <stdio.h>
int n,A[50];
int solve(int i, int j);
int main(){
    int q,r,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",&r);
        if(solve(0,r)) printf("yes\n");
        else printf("no\n");
    }
    return 0;
}
int solve(int i, int j){
if(j==0)return 1;
    if(i>=n)return 0;
    int c=solve(i+1,j) || solve(i+1,j-A[i]);
    return c;
    }
