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back to boardHow input is <wwstdaadierfflitzzz>,but output <stierlitz>? This is wrong,according case 2 of this problem... Your task is to "remove from the message all pairs of identical letters" only. Ok.There are two and two <t> of the word - < stierlitz >. Ok.There are two i and two t of the word - stierlitz. The task is to undo step 3, which involves *repeatedly* inserting letter pairs. This results in more than just aabbcc... |
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