"""
Question:
Write a program that accepts a comma separated sequence of words as input 
and prints the words in a comma-separated sequence after sorting them alphabetically.
Suppose the following input is supplied to the program:
without,hello,bag,world
Then, the output should be:
bag,hello,without,world
"""
inp = 'without,hello,bag,world'

def sortString(s):
    x = s.split(",")
    x.sort()
    return ",".join(x)

print(sortString(inp))
