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

n = X*Y
m = X*Y

graph = []
for i in range(X):
    graph.append((i%X+1, (i+1)%X + 1))

cnt = X+1

for i in range(X):
    prev = i+1
    for j in range(Y-1):
        graph.append((prev, cnt))
        prev = cnt
        cnt += 1

print(n, m)
for x, y in graph:
    print(x, y)