s = 'abc'

s1 = s.join('xyz')

print(s1)

s1 = ','.join(['a', 'b', 'c'])

print(s1)

# concatenate strings using join on empty string
s1 = ''.join(['a', 'b', 'c'])
print(s1)

s1 = ''.join(('a', 'b', 'c'))
print(s1)
