import sys


# sys.setrecursionlimit(10**8)


def debug(*args):
    print(*args, file=sys.stderr)


x, y = map(int, input().split())

# edges = [[] for _ in range(x*y)]
edges = []
# cycle
for i in range(0, x):
    edges.append((i+1, (i+1)%x+1))
    # edges[i+1].append((i+1)%x+1)
    # edges[(i+1)%x+1].append(i+1)


for i in range(y-1):
    for j in range(1, x+1):
        edges.append((j+x*i, j+x*(i+1)))
        # edges[j+x*i].append(j+x*(i+1))
        # edges[j+x*(i+1)].append(j+x*i)

print(x*y, x*y)
for u, v in edges:
    print(u, v)