Driver Code
if __name__ == " _ _ main _ _ " : NEW_LINE INDENT string = " aeiaaioooauuaeiou " NEW_LINE subsequence = longestSubsequence ( string , [ ] , 0 ) NEW_LINE if len ( subsequence ) == 0 : NEW_LINE INDENT print ( " No ▁ subsequence ▁ possible " ) NEW_LINE DEDENT else : NEW_LINE INDENT print ( subsequence ) NEW_LINE DEDENT DEDENT