#include <bits/stdc++.h>
using namespace std;
int main() {
  int N, M;
  cin >> N >> M;
  if (N == 1) {
    if (M == 2) {
      cout << 0 << endl;
      cout << "1 1" << endl << "1 2" << endl << "1 1" << endl;
      return 0;
    }
    cout << 1 << endl;
    cout << 1 << " " << M << " " << 1 << " " << 1 << endl;
    for (int i = 0; i < M; i++) cout << 1 << " " << i + 1 << endl;
    cout << 1 << " " << 1 << endl;
  } else if (M == 1) {
    if (N == 2) {
      cout << 0 << endl;
      cout << "1 1" << endl << "2 1" << endl << "1 1" << endl;
      return 0;
    }
    cout << 1 << endl;
    cout << N << " " << 1 << " " << 1 << " " << 1 << endl;
    for (int i = 0; i < N; i++) cout << i + 1 << " " << 1 << endl;
    cout << 1 << " " << 1 << endl;
  } else if (N % 2 == 0) {
    cout << 0 << endl;
    int k = 1;
    cout << 1 << " " << 1 << endl;
    while (k <= N) {
      for (int i = 2; i <= M; i++) cout << k << " " << i << endl;
      k++;
      for (int i = M; i >= 2; i--) cout << k << " " << i << endl;
      k++;
    }
    for (int i = N; i >= 1; i--) cout << i << " " << 1 << endl;
  } else if (M % 2 == 0) {
    cout << 0 << endl;
    int k = 1;
    cout << 1 << " " << 1 << endl;
    while (k <= M) {
      for (int i = 2; i <= N; i++) cout << i << " " << k << endl;
      k++;
      for (int i = N; i >= 2; i--) cout << i << " " << k << endl;
      k++;
    }
    for (int i = M; i >= 1; i--) cout << 1 << " " << i << endl;
  } else {
    cout << 1 << endl;
    cout << N << " " << M << " " << 1 << " " << 1 << endl;
    int i = 1;
    while (i <= N) {
      for (int j = 1; j <= M; j++) cout << i << " " << j << endl;
      i++;
      if (i > N) break;
      for (int j = M; j >= 1; j--) cout << i << " " << j << endl;
      i++;
    }
    cout << 1 << " " << 1 << endl;
  }
  return 0;
}
