// [7/21/2014 Sjm]/*题目关键:Given a bag with a maximum of 100 coins, determine the most fair division between two persons.This means that the difference between the amount each person obtains should be minimised. 思路:两个人分硬币,要公平。那就让一个人所获得的硬币无限接近总的硬币的数目的一半(01背包求解),剩下的硬币给另外一个人。此时,即可做到:"the difference between the amount each person obtains should be minimised. "*/
#include <iostream>
#include <cstdlib>
#include <cstdio>
#include <algorithm>
#include <cstring>
using namespace std;
const int MAX = 50005;
int arr[105];
int dp[MAX];
int m, sum, Val;
int Solve() {
memset(dp, 0, sizeof(dp));
for (int i = 1; i <= m; ++i) {
for (int j = Val; j >= arr[i]; --j) {
dp[j] = max(dp[j], dp[j - arr[i]] + arr[i]);
}
}
return abs(sum - 2 * dp[Val]);
}
int main()
{
//freopen("input.txt", "r", stdin);
int T;
scanf("%d", &T);
while (T--) {
sum = 0;
scanf("%d", &m);
for (int i = 1; i <= m; ++i) {
scanf("%d", &arr[i]);
sum += arr[i];
}
Val = sum / 2;
printf("%d\n", Solve());
}
return 0;
}