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