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вернуться в форумinput : ABCDLKOIKJTFIDCBA ouput is a single letter such as A K and I NOT “ABCD” or what have you . Why is the answer not "ABCD" in this case? YES, why is not ABCD input : ABCDLKOIKJTFIDCBA oh...I see.. Edited by author 17.06.2016 15:54 I think ,cause we need to find a substring,not a subsequence |
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