def f(x, y):
    print(x, y)
    return int(input())
def solve():
    l = int(1e9)
    a = f(0, 0)
    if (a == 0):
        return
    b = f(0, l)
    x = (a + b - l) // 2
    y = a - x
    print(x, y)
solve()