<s> def addstr ( s1 , s2 ) : <EOL> return s1 + s2 <EOL> str = "<STR_LIT>" <EOL> str2 = '<STR_LIT>' <EOL> str3 = addstr ( str , str2 ) <EOL> arr = [ ] <EOL> for word in str . split ( '<STR_LIT:U+0020>' ) : <EOL> if word in str2 . split ( '<STR_LIT>' ) : <EOL> arr . append ( word ) <EOL> print '<STR_LIT>' . join ( arr ) <EOL> print "<STR_LIT>" , str3 </s>
