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11 docs tagged with "Codeforces"

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An Alternative Way

Solution for Codeforces 2241D: An Alternative Way, utilizing a prefix sum invariant approach.

Bigrams

Solution for Codeforces 2242A: Bigrams, utilizing a greedy frequency counting approach.

Crimson Triples

Solution for Codeforces 2238B: Crimson Triples, utilizing mathematical observations and a greedy approach.

Divide and Conquer

Solution for Codeforces 2241A: Divide and Conquer, utilizing a highly optimal math approach.

Ezraft and Array

Solution for Codeforces 2246B: Ezraft and Array, utilizing a greedy constructive approach.

Iskander and Drawings

Solution for Codeforces 2244A: Iskander and Drawings, calculating the maximum time to erase a line.

Nikita and Books

Solution for Codeforces 2244B: Nikita and Books, utilizing a greedy prefix sum approach.

RemovevomeR

Solution for Codeforces 2241C: RemovevomeR, utilizing a greedy string observation approach.

Yaroslav and Productivity

Solution for Codeforces 2244D: Yaroslav and Productivity, utilizing block independence and greedy logic.