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Split, intersect, sort, join solution in Clear category for Common Words by Cya
def checkio(first, second):
fst = first.split(',')
sec = second.split(',')
diff = list(set(fst) & set(sec))
diff.sort()
res = ','.join(diff)
return res
#These "asserts" using only for self-checking and not necessary for auto-testing
if __name__ == '__main__':
assert checkio("hello,world", "hello,earth") == "hello", "Hello"
assert checkio("one,two,three", "four,five,six") == "", "Too different"
assert checkio("one,two,three", "four,five,one,two,six,three") == "one,three,two", "1 2 3"
Nov. 16, 2019