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Open on Codeforces · 2,084 unique accepted
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Quality: 595 global accepts · Tags: constructive algorithms, implementation, interactive, trees · first AC: Jul 23, 2020 · Kotlin 1.4 (first AC)
Quality: 473 global accepts · Tags: constructive algorithms, divide and conquer, dp, math, trees · first AC: Jul 19, 2020 · Kotlin 1.4 (first AC)
Quality: 691 global accepts · Tags: data structures, divide and conquer, implementation · first AC: Jul 1, 2020 · Kotlin 1.4 (first AC)
Quality: 3,172 global accepts · Tags: data structures · first AC: Mar 21, 2020 · Kotlin 1.4 (first AC)
Quality: 745 global accepts · Tags: brute force, constructive algorithms, hashing, interactive, math · first AC: Jan 5, 2020 · Kotlin 1.4 (first AC)
Quality: 270 global accepts · Tags: binary search, data structures, dp, dsu, flows, graph matchings, graphs, greedy · first AC: Mar 8, 2026 · last AC: Apr 21, 2026 · Kotlin 2.2 (first AC)
Quality: 47 global accepts · Tags: — · first AC: Mar 15, 2026 · last AC: Mar 15, 2026 · Kotlin 2.2 (first AC)
Quality: 166 global accepts · Tags: combinatorics, dp, math, number theory · first AC: Mar 14, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 271 global accepts · Tags: data structures, hashing · first AC: Feb 23, 2026 · Kotlin 2.2 (first AC)
Quality: 284 global accepts · Tags: binary search, bitmasks, brute force, data structures, greedy, string suffix structures · first AC: Feb 11, 2026 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 715 global accepts · Tags: data structures, implementation, math, matrices, trees · first AC: Oct 3, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 508 global accepts · Tags: constructive algorithms, data structures, greedy · first AC: Apr 5, 2025 · Kotlin 1.9 (first AC)
Quality: 498 global accepts · Tags: constructive algorithms, graphs, interactive · first AC: Jan 20, 2025 · Kotlin 1.9 (first AC)
Quality: 524 global accepts · Tags: binary search, brute force, data structures, dfs and similar, divide and conquer, greedy, implementation, trees · first AC: Dec 7, 2024 · last AC: Dec 7, 2024 · Kotlin 1.9 (first AC)
Quality: 344 global accepts · Tags: divide and conquer, dp, trees · first AC: Jun 30, 2024 · Kotlin 1.9 (first AC)
Quality: 536 global accepts · Tags: constructive algorithms · first AC: Apr 27, 2024 · Kotlin 1.9 (first AC)
Quality: 530 global accepts · Tags: binary search, brute force, greedy · first AC: Mar 16, 2024 · Kotlin 1.9 (first AC)
Quality: 55 global accepts · Tags: *special · first AC: Dec 11, 2023 · Kotlin 1.9 (first AC)
Quality: 658 global accepts · Tags: dfs and similar, graphs, math, number theory · first AC: Jun 18, 2023 · Kotlin 1.6 (first AC)
Quality: 700 global accepts · Tags: binary search, interactive · first AC: Nov 26, 2022 · Kotlin 1.6 (first AC)
Quality: 809 global accepts · Tags: constructive algorithms, dfs and similar, dp, trees · first AC: Apr 19, 2022 · Kotlin 1.4 (first AC)
Quality: 457 global accepts · Tags: interactive, math, number theory, probabilities · first AC: Aug 26, 2021 · Kotlin 1.4 (first AC)
Quality: 842 global accepts · Tags: bitmasks, divide and conquer, trees · first AC: Jul 22, 2021 · Kotlin 1.4 (first AC)
Quality: 559 global accepts · Tags: dp, math · first AC: Jun 25, 2021 · Kotlin 1.4 (first AC)
Quality: 587 global accepts · Tags: data structures, sortings, two pointers · first AC: Jun 11, 2021 · last AC: Jun 11, 2021 · Java 11 (first AC)