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First solution in Uncategorized category for Common Words by Vojtas
def lista(second):
b=''
a=[]
for i in second:
if i == ',':
a.append(b)
b = ''
else:
b += i
a.append(b)
return a
def checkio(first, second):
a=set(lista(second))
b=set(lista(first))
p=sorted(list(a&b))
c=''
for i in p:
c+=i+','
print(c[0:(len(c)-1)])
return c[0:(len(c)-1)]
#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. 17, 2018
