# 02. Circle

class Circle:
	pi = 3.14
		
	def __init__(self, radius):
		self.radius = radius
	
	def set_radius(self, new_radius):
		self.radius = new_radius
		
	def get_area(self):
		area = self.pi * self.radius * self.radius
		return area
		
	def get_circumference(self):
		 circumference = 2 * self.pi * self.radius
		 return circumference



# Test Code:
"""
circle = Circle(10)
circle.set_radius(12)
print(circle.get_area())
print(circle.get_circumference())
"""