#include <bits/stdc++.h>
using namespace std;
int main() {
int n, m,arr[1010], q, min;
cin >> n;
for(int i=0; i<n; i++)
cin >> arr[i];
cin >> m;
for(int k=0; k<m; k++){
cin >> q;
min = arr[0] + arr[1];
for(int i=0; i<n; i++){
for(int j=i+1; j<n; j++){
if(abs((arr[i]+arr[j])-q) <= min){
min = arr[i]+arr[j];
// cout << min << endl;
}
}
}
cout << min << endl;
}
return 0;
}
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