#define _USE_MATH_DEFINES
#include <bits/stdc++.h>
using namespace std;
#define FOR(i,m,n) for(int i=(m);i<(n);++i)
#define REP(i,n) FOR(i,0,n)
#define ALL(v) (v).begin(),(v).end()
using ll = long long;
constexpr int INF = 0x3f3f3f3f;
constexpr long long LINF = 0x3f3f3f3f3f3f3f3fLL;
constexpr double EPS = 1e-8;
constexpr int MOD = 1000000007;
// constexpr int MOD = 998244353;
constexpr int dy[] = {1, 0, -1, 0}, dx[] = {0, -1, 0, 1};
constexpr int dy8[] = {1, 1, 0, -1, -1, -1, 0, 1}, dx8[] = {0, -1, -1, -1, 0, 1, 1, 1};
template <typename T, typename U> inline bool chmax(T &a, U b) { return a < b ? (a = b, true) : false; }
template <typename T, typename U> inline bool chmin(T &a, U b) { return a > b ? (a = b, true) : false; }
struct IOSetup {
  IOSetup() {
    std::cin.tie(nullptr);
    std::ios_base::sync_with_stdio(false);
    std::cout << fixed << setprecision(20);
  }
} iosetup;

int main() {
  int n, m; cin >> n >> m;
  if (m < n - 1) {
    cout << "NO\n";
    return 0;
  }
  int a = 1, b = n / 2, c = n - (a + b);
  if (m > 1LL * b * (a + c)) {
    cout << "NO\n";
    return 0;
  }
  vector<int> u, v;
  FOR(i, b, n) {
    u.emplace_back(0);
    v.emplace_back(i);
  }
  FOR(i, 1, b) {
    u.emplace_back(i);
    v.emplace_back(b);
  }
  for (int i = 1; i < b && u.size() < m; ++i) {
    for (int j = b + 1; j < n && u.size() < m; ++j) {
      u.emplace_back(i);
      v.emplace_back(j);
    }
  }
  cout << "YES\n";
  vector<int> ans(n);
  REP(i, a) ans[b + i] = i;
  REP(i, c) ans[b + a + i] = a + i;
  REP(i, b) ans[i] = a + c + i;
  REP(i, n) cout << ans[i] + 1 << " \n"[i + 1 == n];
  REP(i, m) cout << u[i] + 1 << ' ' << v[i] + 1 << '\n';
  return 0;
}