class cal2:

    def setdata(self):
        self.r = float(input("enter the radius of circle :"))
        print (" the radius of circle is :",self.r)

    def area(self):
        self.carea= 3.14*self.r*self.r
    def display(self):
        print("area of circle is:" , self.carea)
myc = cal2()

myc.setdata()
myc.area()
myc.display()
b8c33b4e6ccc0ae82c7a85410cb7245dd870fcfe
class cal2:
    <mask token>

    def area(self):
        self.carea = 3.14 * self.r * self.r

    def display(self):
        print('area of circle is:', self.carea)


<mask token>

class cal2:

    def setdata(self):
        self.r = float(input('enter the radius of circle :'))
        print(' the radius of circle is :', self.r)

    def area(self):
        self.carea = 3.14 * self.r * self.r

    def display(self):
        print('area of circle is:', self.carea)


<mask token>

class cal2:

    def setdata(self):
        self.r = float(input('enter the radius of circle :'))
        print(' the radius of circle is :', self.r)

    def area(self):
        self.carea = 3.14 * self.r * self.r

    def display(self):
        print('area of circle is:', self.carea)


<mask token>
myc.setdata()
myc.area()
myc.display()

class cal2:

    def setdata(self):
        self.r = float(input('enter the radius of circle :'))
        print(' the radius of circle is :', self.r)

    def area(self):
        self.carea = 3.14 * self.r * self.r

    def display(self):
        print('area of circle is:', self.carea)


myc = cal2()
myc.setdata()
myc.area()
myc.display()

class cal2:

    def setdata(self):
        self.r = float(input("enter the radius of circle :"))
        print (" the radius of circle is :",self.r)

    def area(self):
        self.carea= 3.14*self.r*self.r
    def display(self):
        print("area of circle is:" , self.carea)
myc = cal2()

myc.setdata()
myc.area()
myc.display()