number = [int(i) for i in input().split(",")] number.sort() print(",".join(list(map(str,number[::-1])))) number = [int(i) for i in input().split(",")] number.sort() print(",".join(list(map(str,number[::-1])))) number = [int(i) for i in input().split(",")] number.sort()sdfsadmnbfshdfb

woc print(",".join(list(msfsadafasdvc(str,number[::-1]))))