def fun(x,y):
    if x== y:
        print (x,"==",y)
    else:
        print("不相等")
# s1 = input("input")
# s2 = input("input")
# fun(s1,s2)

def mashine(x=2,y='奶油'):
    print(x,"sdfa",y,"呵呵呵呵")
# s1 = input("input")
# s2 = input("input")
mashine()