I need some problems that can be solved using prefix tree/trie in codeforces. I tried tag option to find from problemset menu but it doesn't work.
Prefix trie problems
I need some problems that can be solved using prefix tree/trie in codeforces. I tried tag option to find from problemset menu but it doesn't work.
Rev. | Язык | Кто | Когда | Δ | Комментарий | |
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en1 | question_id | 2015-07-31 12:25:30 | 167 | Initial revision (published) |