#include <bits/stdc++.h>
using namespace std;

#define all(x) begin(x), end(x)
#ifdef CKISEKI
#define safe cerr << __PRETTY_FUNCTION__ << " line " << __LINE__ << " safe\n"
#define debug(a...) debug_(#a, a)
#define orange(a...) orange_(#a, a)
void debug_(const char *s, auto ...a) {
  cerr << "\e[1;32m(" << s << ") = (";
  int f = 0;
  (..., (cerr << (f++ ? ", " : "") << a));
  cerr << ")\e[0m\n";
}
void orange_(const char *s, auto L, auto R) {
  cerr << "\e[1;33m[ " << s << " ] = [ ";
  for (int f = 0; L != R; ++f)
    cerr << (f++ ? ", " : "") << *L++;
  cerr << " ]\e[0m\n";
}
#else
#define safe ((void)0)
#define debug safe
#define orange safe
#endif

int main() {
  cin.tie(nullptr)->sync_with_stdio(false);
  int n, k;
  cin >> n >> k;
  set<pair<int, int>> s;
  for (int i = 1; i <= 2 * n; i += 2) {
    cout << i / 2 + 1 << ' ' << i / 2 + 1 << '\n';
    s.emplace(i / 2 + 1, i / 2 + 1);
    if (i == 2 * n - 1) {
      cout << i / 2 + 1 << ' ' << 1 << '\n';
      s.emplace(i / 2 + 1, 1);
    } else {
      cout << i / 2 + 1 << ' ' << i / 2 + 2 << '\n';
      s.emplace(i / 2 + 1, i / 2 + 2);
    }
  }
  int x = 1, y = 1;
  for (int i = 2 * n + 1; i <= k; ++i) {
    while (not s.emplace(x, y).second) {
      y += 1;
      if (y == n + 1)
        x += 1, y = 1;
    }
    cout << x << ' ' << y << '\n';
  }
  return 0;
}