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Open on Codeforces · 1,881 unique accepted
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Quality: 414 global accepts · Tags: data structures, divide and conquer, graphs, implementation, trees · first AC: Nov 24, 2025 · C++17 (GCC 7-32) (first AC)
Quality: 572 global accepts · Tags: constructive algorithms, divide and conquer · first AC: Nov 20, 2025 · C++17 (GCC 7-32) (first AC)
Quality: 2,513 global accepts · Tags: dfs and similar, divide and conquer, dsu · first AC: Nov 18, 2025 · C++17 (GCC 7-32) (first AC)
Quality: 423 global accepts · Tags: binary search, combinatorics, data structures, dfs and similar, dp, graphs, math, trees · first AC: Nov 7, 2025 · C++17 (GCC 7-32) (first AC)
Quality: 615 global accepts · Tags: dfs and similar, dp, greedy · first AC: Oct 4, 2025 · C++17 (GCC 7-32) (first AC)
Quality: 715 global accepts · Tags: data structures, implementation, math, matrices, trees · first AC: Oct 4, 2025 · C++17 (GCC 7-32) (first AC)
Quality: 548 global accepts · Tags: data structures, trees · first AC: Sep 28, 2025 · C++17 (GCC 7-32) (first AC)
Quality: 1,110 global accepts · Tags: bitmasks, dp, games, greedy, math · first AC: Jun 5, 2025 · C++17 (GCC 7-32) (first AC)
Quality: 398 global accepts · Tags: binary search, bitmasks, brute force, data structures, interactive · first AC: Jun 4, 2025 · C++17 (GCC 7-32) (first AC)
Quality: 620 global accepts · Tags: combinatorics, dp, math · first AC: Apr 17, 2025 · C++17 (GCC 7-32) (first AC)
Quality: 432 global accepts · Tags: brute force, constructive algorithms, greedy, math, number theory, strings · first AC: Mar 31, 2025 · C++17 (GCC 7-32) (first AC)
Quality: 350 global accepts · Tags: brute force, constructive algorithms, data structures, hashing, strings · first AC: Feb 10, 2025 · C++17 (GCC 7-32) (first AC)
Quality: 613 global accepts · Tags: constructive algorithms, dp, geometry, graphs, greedy, math, sortings · first AC: Jan 27, 2025 · C++17 (GCC 7-32) (first AC)
Quality: 498 global accepts · Tags: constructive algorithms, graphs, interactive · first AC: Jan 21, 2025 · C++17 (GCC 7-32) (first AC)
Quality: 396 global accepts · Tags: data structures, dp, matrices, two pointers · first AC: Jul 25, 2024 · C++17 (GCC 7-32) (first AC)
Quality: 439 global accepts · Tags: brute force, constructive algorithms, graphs, interactive · first AC: Jun 15, 2024 · C++17 (GCC 7-32) (first AC)
Quality: 371 global accepts · Tags: brute force, combinatorics, implementation, interactive, math, probabilities · first AC: Jul 9, 2023 · C++17 (GCC 7-32) (first AC)
Quality: 884 global accepts · Tags: divide and conquer, dp, number theory · first AC: May 1, 2026 · C++17 (GCC 7-32) (first AC)
Quality: 483 global accepts · Tags: constructive algorithms, data structures, dsu, graphs, sortings · first AC: Apr 11, 2026 · C++17 (GCC 7-32) (first AC)
Quality: 642 global accepts · Tags: binary search, data structures, dsu, geometry, graphs, trees · first AC: Apr 11, 2026 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 203 global accepts · Tags: constructive algorithms, graphs, implementation, shortest paths, trees · first AC: Feb 16, 2026 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 200 global accepts · Tags: binary search, bitmasks, data structures, dp, greedy, string suffix structures · first AC: Feb 12, 2026 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 476 global accepts · Tags: data structures, graphs, sortings · first AC: Jan 19, 2026 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 347 global accepts · Tags: combinatorics, graphs, trees · first AC: Jan 19, 2026 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 2,629 global accepts · Tags: brute force, data structures, dp, flows, math, probabilities, sortings · first AC: Jan 15, 2026 · C++23 (GCC 14-64, msys2) (first AC)