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tkachenkoihor
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Ткаченко Ігор
tkachenkoihor
Ukraine
Ukraine
Joined Nov 22, 2021
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tkachenkoihor has completed the contest Blitz Round #4 and scored 55 points16 days ago
tkachenkoihor solved problem WOOW String (#12249) on 2 attempt16 days ago
tkachenkoihor has joined contest Blitz Round #417 days ago