X,Y=0#origin
P=100000#border
c=100
while c:
    print(X-P,Y+P);a=input()
    print(X+P,Y+P);b=input()
    print(X+P,Y-P);c=input()
    print(X-P,Y-P);d=input()
    if a==min(a,b,c,d):X,Y,P=-P//2,P//2,P//2
    if b==min(a,b,c,d):X,Y,P=P//2,P//2,P//2
    if c==min(a,b,c,d):X,Y,P=P//2,-P//2,P//2
    if d==min(a,b,c,d):X,Y,P=-P//2,-P//2,P//2
    c-=1