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First solution in Clear category for Common Words by wojtek96
def checkio(first, second):
list1 = []
list2 = []
list3 = []
string = ''
i = 0
first = first + ','
second = second + ','
while first != '':
if first[i] == ',':
list1.append(first[:i])
first = first[i+1:]
i = 0
i = i + 1
i = 0
while second != '':
if second[i] == ',':
list2.append(second[:i])
second = second[i+1:]
i = 0
i = i +1
for k in list1:
for l in list2:
if k == l:
list3.append(k)
list3.sort()
for m in list3:
string = string + ',' + m
return string[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"
Dec. 15, 2016
