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

print(X*Y, X*Y)

E = []
L = []
for i in range(X):
    leader = i*Y
    L.append(leader)
    for j in range(Y-1):
        E.append((leader, leader+1))
        leader += 1

for i in range(X):
    E.append((L[i], L[i-1]))

for i, j in E:
    print(i+1, j+1)