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Common Words solution in Clear category for Common Words by weroniquue
def checkio(first, second):
x=first.split(",")
y=second.split(",")
z=[]
q=str()
for i in x:
for j in y:
if i==j:
z.append(i)
if len(z)==0:
return ''
else:
for g in sorted(z):
if q=="":
q=g
else:
q= q+","+g
return q
#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"
Oct. 29, 2016