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

edges = []

for x in range(X):
    edges.append((x, (x + 1) % X))

for y in range(1, Y):
    for x in range(X):
        edges.append((x + y * X, x + (y - 1) * X))

print(X * Y, len(edges))
for a, b in edges:
    print(a + 1, b + 1)