import sys
input = sys.stdin.readline
X, Y = map(int, input().split())
N = X*Y
M = X*Y
G = []
for x in range(X):
    for y in range(Y-1):
        u = y*X+x
        v = (y+1)*X+x
        G.append((u, v))
for x in range(X):
    u = (Y-1)*X+x
    v = (Y-1)*X+(x+1)%X
    G.append((u, v))

print(N, M)
for u, v in G:
    print(u+1, v+1)