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

N = X*Y
M = (Y-1)*X + X

print(N, M)

E = []
for x in range(X):
    for y in range(Y-1):
        E.append((y+x*Y, y+x*Y+1))
for x in range(X):
    E.append((x*Y, (x+1)*Y%(X*Y)))

for u,v in E:
    print(u+1, v+1)