#include <bits/stdc++.h>

using namespace std;

const int MAXN = 101;
const int MAXV = 1001;

int a[MAXN];
bitset <MAXN * MAXV> dp;

void solve() {
	int n;
	cin >> n;
	for (int i = 0; i < n; ++i) cin >> a[i];

	dp &= 0;
	dp[0] = 1;
	for (int i = 0; i < n; ++i) {
	 	dp |= (dp << a[i]);
	}

	int sum = 0;
	for (int i = 0; i < n; ++i) sum += a[i];

	if (sum % 2 == 0 && dp[sum / 2]) {
	 	cout << "YES\n";
	}
	else {
	    cout << "NO\n";
	}
}

signed main() {
	ios_base::sync_with_stdio(0);
	cin.tie(0);

	int t;
	cin >> t;
	for (int i = 0; i < t; ++i) {
		solve();
	}

	return 0;
}