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Common Words solution in Clear category for Common Words by KacperBeisert
def checkio(first, second):
firstSet = set(first.split(','))
secondSet = set(second.split(','))
resultSet = set()
result = ""
for item in firstSet:
for item2 in secondSet:
if item==item2:
resultSet.add(item)
resultList = list(resultSet)
resultList = sorted(resultList)
for index in range(0, len(resultList)):
if index==len(resultList)-1:
result = result + resultList[index]
else:
result = result + resultList[index] + ","
return result
#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"
Dec. 4, 2015