X,Y = map(int,input().split())
N = X*Y
M = X*Y
print(N,M)
for i in range(X):
    for j in range(1,Y):
        print(i * Y + j,i * Y + j + 1)
for i in range(1,X):
    print(i*Y,(i+1)*(Y))
print(X*Y,Y)