// #include <bits/stdc++.h> #include <iostream> #include <cmath> #include <algorithm> #include <map> #include <unordered_map> #include <vector> #include <iomanip> #include <string> #include <queue> #include <set> #include <deque> using namespace std; #define int long long #define endl "\n" #define fi first #define se second const int M=1e9+7; const int inf = 1e14; const int LOG=17; const int N=1e5+5; int n , m , c , w , k , t=1 , q=1 , x , y , z , l , r; void solve(){ cin >> n >> k; int s=0; vector<int>a(n); for (int i=0;i<n;i++){ cin >> a[i]; s+=a[i]; } sort(a.begin(),a.end()); if (s%2){ cout << 1; return; } if (k==1){ cout << 0; return; } while (s){ s=0; for (int i=0;i<n;i++){ a[i]/=2; s+=a[i]; } if (s%2){ cout << 1; return; } } cout << 0; } signed main() { // #ifndef ONLINE_JUDGE // freopen("input.txt","r" ,stdin); // freopen("output.txt","w",stdout); // #endif ios::sync_with_stdio(0);//DO NOT USE IN INTERACTIVE cin.tie(0), cout.tie(0);//DO NOT USE IN INTERACTIVE cout << fixed << setprecision(9); srand(time(0)); // int t=1; cin >> t; for (int _=1;_<=t;_++){ solve(); q++; } cout << endl; }