How to convert a space seperated integer input values into comma seperated integer values

  comma, python-3.x

actually i got this question in a quiz , the code is

X,Y,Z = map(int,input().split()) -# this line cannot be changed

print(X,Y,Z______)- after Z we have to write a code in such a way that it prints a comma seperated value. what should be the code after Z .Ill also attach the link to the photocopy of the quiz[][1]

Source: Python-3x Questions