#include <bits/stdc++.h>
using namespace std;
int main() {
  int n, m;
  cin >> n >> m;
  if (n == 1 && m >= 3) {
    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 && n >= 3) {
    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;
    cout << 1 << ' ' << 1 << endl;
    for (int i = 0; i < n; ++i) {
      if (i % 2 == 0) {
        for (int j = 1; j < m; ++j) {
          cout << i + 1 << ' ' << j + 1 << endl;
        }
      } else {
        for (int j = m - 1; j > 0; --j) {
          cout << i + 1 << ' ' << j + 1 << endl;
        }
      }
    }
    for (int i = n - 1; i >= 0; --i) {
      cout << i + 1 << ' ' << 1 << endl;
      ;
    }
  } else if (m % 2 == 0) {
    cout << 0 << endl;
    cout << 1 << ' ' << 1 << endl;
    for (int j = 0; j < m; ++j) {
      if (j % 2 == 0) {
        for (int i = 1; i < n; ++i) {
          cout << i + 1 << ' ' << j + 1 << endl;
        }
      } else {
        for (int i = n - 1; i > 0; --i) {
          cout << i + 1 << ' ' << j + 1 << endl;
        }
      }
    }
    for (int j = m - 1; j >= 0; --j) cout << 1 << ' ' << j + 1 << endl;
  } else {
    cout << 1 << endl;
    cout << n << ' ' << m << ' ' << 1 << ' ' << 1 << endl;
    for (int i = 0; i < n; ++i) {
      if (i % 2 == 0) {
        for (int j = 0; j < m; ++j) {
          cout << i + 1 << ' ' << j + 1 << endl;
        }
      } else {
        for (int j = m - 1; j >= 0; --j) {
          cout << i + 1 << ' ' << j + 1 << endl;
        }
      }
    }
    cout << 1 << ' ' << 1 << endl;
  }
  return 0;
}
