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Open on Codeforces · 481 unique accepted
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Quality: 236 global accepts · Tags: combinatorics · first AC: Jan 27, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 223 global accepts · Tags: combinatorics, dp, matrices, probabilities · first AC: Dec 22, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 272 global accepts · Tags: constructive algorithms, trees · first AC: Dec 11, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 210 global accepts · Tags: combinatorics, dp, geometry · first AC: Apr 24, 2026 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 156 global accepts · Tags: constructive algorithms, dfs and similar, dsu · first AC: Apr 18, 2026 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 247 global accepts · Tags: combinatorics, dp, math · first AC: Apr 13, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 239 global accepts · Tags: binary search, data structures, divide and conquer, dsu, greedy, math, sortings · first AC: Apr 11, 2026 · last AC: Apr 11, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 456 global accepts · Tags: dp, flows, greedy · first AC: Apr 8, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 203 global accepts · Tags: constructive algorithms, graphs, interactive, trees · first AC: Apr 8, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 158 global accepts · Tags: constructive algorithms, math, number theory · first AC: Apr 5, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 175 global accepts · Tags: combinatorics, dp · first AC: Mar 31, 2026 · last AC: Mar 31, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 155 global accepts · Tags: combinatorics, dp, trees · first AC: Mar 29, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 246 global accepts · Tags: binary search, data structures, dp, sortings, two pointers · first AC: Mar 28, 2026 · last AC: Mar 28, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 80 global accepts · Tags: combinatorics, dp, implementation · first AC: Mar 25, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 134 global accepts · Tags: constructive algorithms, math · first AC: Mar 17, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 92 global accepts · Tags: bitmasks, dp · first AC: Mar 14, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 217 global accepts · Tags: data structures, math, number theory · first AC: Mar 12, 2026 · last AC: Mar 12, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 316 global accepts · Tags: data structures, trees · first AC: Feb 28, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 1,390 global accepts · Tags: string suffix structures, strings · first AC: Jan 7, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 311 global accepts · Tags: bitmasks, graphs, number theory, shortest paths · first AC: Dec 31, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 219 global accepts · Tags: bitmasks, combinatorics, dp, graphs · first AC: Dec 28, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 246 global accepts · Tags: constructive algorithms · first AC: May 2, 2026 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 47 global accepts · Tags: *special, binary search · first AC: Apr 24, 2026 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 188 global accepts · Tags: dp, math, trees · first AC: Apr 21, 2026 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 196 global accepts · Tags: interactive, math · first AC: Apr 19, 2026 · C++23 (GCC 14-64, msys2) (first AC)