class Triangle():
    def __init__(self, a, b, c):
        self.a = a
        self.b = b
        self.c = c


    def calculateArea(self):
        area = int((self.a + self.b + self.c)/2)
        print('Die Fläche hat den Wert: ', area)


    def calculateCircumference(self):
        circumference = int(self.a + self.b + self.c)
        print('Der Umfang hat den Wert: ', circumference)