#include <bits/stdc++.h>
//#pragma GCC optimize("Ofast")
//#pragma GCC target("avx,avx2,fma")
using namespace std;
#define sped_up ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0);
#define ll long long
const ll INF = (ll)1e9 + 1, INFL = (ll)1e18 + 1;
const ll mod = (ll)1e9 + 7, MAXN = (ll)1e5 + 1;
ll a[MAXN];
int main() {
    ll t;
    cin >> t;
    while (t--) {
        ll n, k;
        cin >> n >> k;
        ll ok = 0;
        for (int i = 1; i <= n; i++) cin >> a[i];
        for (int bit = 0; bit < log2(k); bit++) {
            ll sum = 0;
            for (int i = 1; i <= n; i++) {
                sum += a[i] / (1 << bit);
            }
            if (sum % 2 == 1) ok = 1;
        }
        cout << ok;
    }
}
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