"""
111
111
111
00111
00111
00111

"""


a, b = map(int, input().split())
N = a**2 + b**2
s = [[0] * (N) for i in range(N)]
ans = []
for i in range(N):
    x = (i * b+b) % N
    y = (i * a) % N
    ans.append((x, y))

for i in range(N):
    x = i * b % N
    y = i * a % N
    ans.append((x, y))

s = [[0] * (N) for i in range(N)]
for i in range(N):
    x,y = ans[i]
    for dx in range(a):
        for dy in range(a):
            assert s[(x+dx)%N][(y+dy)%N] == 0
            s[(x+dx)%N][(y+dy)%N] = 1

for i in range(N):
    x,y = ans[i+N]
    for dx in range(b):
        for dy in range(b):
            assert s[(x+dx)%N][(y+dy)%N] == 0
            s[(x+dx)%N][(y+dy)%N] = 1
                

for i, j in ans[::-1]:
    print(i, j)