#include <bits/stdc++.h>
#define all(cont) cont.begin(), cont.end()
#define pb push_back
#define fi first
#define se second
#define DEBUG(x) cerr << (#x) << ": " << (x) << '\n'

using namespace std;

typedef pair <int, int> pii;
typedef vector <int> vi;
typedef long long ll;
typedef unsigned long long ull;

//mananc o portocala si o banana => -1 portocala
//mananc 2 portocale => -1 portocala
//mananc 2 banane => -2 banane & +1 portocala
// => paritatea numarului de banane e aceeasi

int main() {
  ios::sync_with_stdio(0);
  cin.tie(0);
#ifdef LOCAL_DEFINE
  freopen (".in", "r", stdin);
#endif

  freopen ("fructe.in", "r", stdin);
  freopen ("fructe.out", "w", stdout);

  int t;
  scanf ("%d", &t);
  while (t--) {
    int p, b;
    scanf ("%d %d\n", &p, &b);
    printf ("%d\n", (b & 1));
  }

  fclose (stdin);
  fclose (stdout);

#ifdef LOCAL_DEFINE
  fprintf (stderr, "Time elapsed: %lf s.\n", 1.0 * clock() / CLOCKS_PER_SEC);
#endif
  return 0;
}