def chick():
s=input("请输入坐标: x , y ")
x,y=tuple(map(float,s.split(",")))
#print('x=',x, "y=",y)
for i in [(2,2),(-2,2),(-2,-2),(2,-2)]:
if (x-i[0])**2+(y-i[1])**2<=1:
return (f"在圆心{i}的圆内")
return "不在圆内"
print(chick())