def find_v(mode):
    l = 0
    r = int(1e7)
    while r - l > 1:
        if (mode == 0): print(l, 0)
        else: print(0, l)

        l_res = int(input())

        if (mode == 0): print(r, 0)
        else: print(0, r)

        r_res = int(input())
        mid = (r+l) // 2
        if (l_res < r_res): r = mid
        else: l = mid
    return l

x = find_v(0)
y = find_v(1)
print(x, y)