if __name__=='__main__':

x = int(input())
y = ont(input())

if(x > 0 and y > 0):
    print(1)
elif(X < 0 and y > 0):
    print(2)
elif(X < 0 and y < 0):
    print(3)
elif(X > 0 and y < 0):
    print(4)