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Open on Codeforces · 1,699 unique accepted
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Quality: 1,123 global accepts · Tags: constructive algorithms, dfs and similar, graphs · first AC: Jan 22, 2026 · C++17 (GCC 7-32) (first AC)
Quality: 1,543 global accepts · Tags: combinatorics, dp, math, trees · first AC: Jan 22, 2026 · C++17 (GCC 7-32) (first AC)
Quality: 1,207 global accepts · Tags: data structures, dfs and similar, trees · first AC: Jan 21, 2026 · C++17 (GCC 7-32) (first AC)
Quality: 2,184 global accepts · Tags: data structures, dsu, graphs, greedy, sortings, trees · first AC: Jan 21, 2026 · C++17 (GCC 7-32) (first AC)
Quality: 1,953 global accepts · Tags: binary search, bitmasks, data structures · first AC: Jan 21, 2026 · C++17 (GCC 7-32) (first AC)
Quality: 1,166 global accepts · Tags: combinatorics, math, probabilities · first AC: Jan 21, 2026 · C++17 (GCC 7-32) (first AC)
Quality: 3,436 global accepts · Tags: combinatorics, dp, math · first AC: Jan 21, 2026 · C++17 (GCC 7-32) (first AC)
Quality: 1,487 global accepts · Tags: bitmasks, combinatorics, dp, math, number theory · first AC: Jan 21, 2026 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 1,276 global accepts · Tags: data structures, dfs and similar, dp, dsu, greedy, implementation, trees · first AC: Jan 21, 2026 · C++17 (GCC 7-32) (first AC)
Quality: 2,075 global accepts · Tags: constructive algorithms, dfs and similar, graphs, shortest paths · first AC: Jan 20, 2026 · C++17 (GCC 7-32) (first AC)
Quality: 1,222 global accepts · Tags: constructive algorithms, data structures, dfs and similar, graphs · first AC: Jan 20, 2026 · C++17 (GCC 7-32) (first AC)
Quality: 1,016 global accepts · Tags: binary search, data structures, dp, sortings · first AC: Jan 19, 2026 · C++17 (GCC 7-32) (first AC)
Quality: 1,434 global accepts · Tags: brute force, data structures, divide and conquer, two pointers · first AC: Jan 19, 2026 · C++17 (GCC 7-32) (first AC)
Quality: 1,467 global accepts · Tags: constructive algorithms, greedy · first AC: Jan 19, 2026 · C++17 (GCC 7-32) (first AC)
Quality: 3,001 global accepts · Tags: data structures, sortings · first AC: Jan 19, 2026 · C++17 (GCC 7-32) (first AC)
Quality: 1,866 global accepts · Tags: binary search, dp · first AC: Jan 19, 2026 · C++17 (GCC 7-32) (first AC)
Quality: 2,202 global accepts · Tags: binary search, combinatorics, probabilities · first AC: Dec 3, 2025 · C++17 (GCC 7-32) (first AC)
Quality: 1,578 global accepts · Tags: brute force, constructive algorithms, dfs and similar, graphs, implementation, interactive, trees · first AC: Dec 3, 2025 · C++17 (GCC 7-32) (first AC)
Quality: 1,044 global accepts · Tags: dp, greedy · first AC: Dec 3, 2025 · C++17 (GCC 7-32) (first AC)
Quality: 1,034 global accepts · Tags: dp, trees, two pointers · first AC: Dec 3, 2025 · C++17 (GCC 7-32) (first AC)
Quality: 1,471 global accepts · Tags: binary search, data structures, dp, two pointers · first AC: Dec 3, 2025 · C++17 (GCC 7-32) (first AC)
Quality: 1,914 global accepts · Tags: brute force, greedy, math, number theory · first AC: Nov 28, 2025 · C++17 (GCC 7-32) (first AC)
Quality: 2,952 global accepts · Tags: binary search, data structures, greedy · first AC: Nov 5, 2025 · C++17 (GCC 7-32) (first AC)
Quality: 2,451 global accepts · Tags: bitmasks, data structures, dp, matrices · first AC: Aug 10, 2025 · C++17 (GCC 7-32) (first AC)
Quality: 1,215 global accepts · Tags: brute force, constructive algorithms, greedy, number theory · first AC: Aug 10, 2025 · C++17 (GCC 7-32) (first AC)