X, Y = map(int, input().split())

print(X*Y, X*Y)
# Create X-gon
for i in range(X-1):
  print(i+1, i+2)
print(X, 1)

count = X+1
for i in range(1, X+1):
  print(i, count)
  for _ in range(Y-2):
    print(count, count+1)
    count += 1
  count += 1