M = 10 ** 5

print(0, 0, flush=True)
a = int(input())
if a == 0:
    exit()
print(1, 0, flush=True)
b = int(input())
if b == 0:
    exit()
print(M - 1, 0, flush=True)
c = int(input())
if c == 0:
    exit()
print(M, 0, flush=True)
d = int(input())
if d == 0:
    exit()
    
if a < b:
    left = right = 0
elif c > d:
    left = right = M
else:
    left = 0
    right = M - 1
    while right - left != 1:
        mid = (left + right)//2
        print(mid, 0, flush=True)
        n1 = int(input())
        if n1 == 0:
            exit()
        print(mid + 1, 0, flush=True)
        n2 = int(input())
        if n2 == 0:
            exit()
        if n1 > n2:
            left = mid
        else:
            right = mid
            
      
            
print(0, 0, flush=True)
a = int(input())
if a == 0:
    exit()
print(0, 1, flush=True)
b = int(input())
if b == 0:
    exit()
print(0, M - 1, flush=True)
c = int(input())
if c == 0:
    exit()
print(0, M, flush=True)
d = int(input())
if d == 0:
    exit()
    
if a < b:
    up = down = 0
elif c > d:
    up = down = M
else:
    down = 0
    up = M - 1
    while up - down != 1:
        mid = (down + up)//2
        print(0, mid, flush=True)
        n1 = int(input())
        if n1 == 0:
            exit()
        print(0, mid + 1, flush=True)
        n2 = int(input())
        if n2 == 0:
            exit()
        if n1 > n2:
            down = mid
        else:
            up = mid
            
print(left, up, flush=True)
d = int(input())
if d == 0:
    exit()
    
print(left, down, flush=True)
d = int(input())
if d == 0:
    exit()
    
print(right, up, flush=True)
d = int(input())
if d == 0:
    exit()
    
print(right, down, flush=True)
d = int(input())
if d == 0:
    exit()