def readints():
  return list(map(int, input().split()))

def deep_recursion():
  import sys
  import pypyjit  # type: ignore
  sys.setrecursionlimit(550000)
  pypyjit.set_param('max_unroll_recursion=-1')

def main():
  x, y = readints()
  print(x * y, x * y)
  ans = []
  body = list(range(x))
  for i in range(x):
    ans.append((body[i], body[(i+1) % x]))
  cur = x - 1
  for i in range(x):
    cur += 1
    ans.append((body[i], cur))
    for _ in range(y-2):
      ans.append((cur, cur+1))
      cur += 1
  for u, v in ans:
    print(u+1, v+1)


if __name__ == '__main__':
  # deep_recursion()
  main()