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Open on Codeforces · 673 unique accepted
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Quality: 720 global accepts · Tags: data structures, hashing, strings, two pointers · first AC: Mar 25, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 1,981 global accepts · Tags: data structures, divide and conquer, trees · first AC: Mar 18, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 764 global accepts · Tags: constructive algorithms, trees · first AC: Oct 17, 2025 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 993 global accepts · Tags: combinatorics, dp, number theory, trees · first AC: Oct 17, 2025 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 928 global accepts · Tags: constructive algorithms, flows, graph matchings · first AC: Sep 10, 2025 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 831 global accepts · Tags: bitmasks, brute force, combinatorics, math · first AC: Jul 2, 2025 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 1,356 global accepts · Tags: dfs and similar, graphs, math, number theory · first AC: May 7, 2025 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 486 global accepts · Tags: combinatorics, dp, games, math · first AC: Nov 19, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 1,316 global accepts · Tags: combinatorics, dp, math, trees · first AC: Nov 1, 2024 · last AC: Nov 1, 2024 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 1,175 global accepts · Tags: binary search, divide and conquer, graphs, shortest paths · first AC: Oct 28, 2024 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 589 global accepts · Tags: constructive algorithms · first AC: Sep 18, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 649 global accepts · Tags: geometry, graphs · first AC: Sep 11, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 410 global accepts · Tags: hashing · first AC: Sep 6, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 480 global accepts · Tags: constructive algorithms, greedy, implementation, math · first AC: Aug 30, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 1,213 global accepts · Tags: brute force, constructive algorithms, dsu, graphs, hashing, math, number theory · first AC: Aug 22, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 392 global accepts · Tags: graphs, greedy · first AC: Aug 22, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 632 global accepts · Tags: data structures, trees · first AC: Aug 6, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 1,672 global accepts · Tags: data structures, implementation, trees · first AC: May 1, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 1,724 global accepts · Tags: dp, greedy · first AC: Apr 29, 2024 · last AC: Apr 30, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 851 global accepts · Tags: binary search, data structures · first AC: Apr 11, 2024 · C++17 (GCC 7-32) (first AC)
Quality: 909 global accepts · Tags: geometry · first AC: Mar 19, 2024 · C++17 (GCC 7-32) (first AC)
Quality: 117 global accepts · Tags: constructive algorithms · first AC: Mar 17, 2024 · C++17 (GCC 7-32) (first AC)
Quality: 1,504 global accepts · Tags: bitmasks, brute force, combinatorics, greedy, hashing, math, two pointers · first AC: Mar 12, 2024 · last AC: Mar 17, 2024 · C++17 (GCC 7-32) (first AC)
Quality: 683 global accepts · Tags: data structures · first AC: Mar 10, 2024 · C++20 (GCC 11-64) (first AC)
Quality: 569 global accepts · Tags: dp, greedy · first AC: Mar 6, 2024 · C++20 (GCC 11-64) (first AC)