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Open on Codeforces · 419 unique accepted
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Quality: 18,414 global accepts · Tags: dfs and similar, dsu, graphs, shortest paths · first AC: Jan 21, 2026 · PyPy 3-64 (first AC)
Quality: 17,811 global accepts · Tags: binary search, brute force, data structures, two pointers · first AC: Jan 20, 2026 · PyPy 3-64 (first AC)
Quality: 18,338 global accepts · Tags: binary search, brute force, data structures, dp · first AC: Jan 19, 2026 · PyPy 3-64 (first AC)
Quality: 16,610 global accepts · Tags: implementation, strings · first AC: Jan 19, 2026 · PyPy 3-64 (first AC)
Quality: 15,801 global accepts · Tags: brute force, combinatorics, number theory · first AC: Jan 18, 2026 · PyPy 3-64 (first AC)
Quality: 9,504 global accepts · Tags: combinatorics, dp, math · first AC: Jan 12, 2026 · Python 3 (first AC)
Quality: 3,520 global accepts · Tags: games · first AC: Dec 18, 2025 · PyPy 3-64 (first AC)
Quality: 19,925 global accepts · Tags: brute force, math, number theory · first AC: Dec 13, 2025 · PyPy 3-64 (first AC)
Quality: 3,896 global accepts · Tags: graphs, greedy, math · first AC: Dec 12, 2025 · PyPy 3-64 (first AC)
Quality: 7,131 global accepts · Tags: binary search, constructive algorithms, data structures, dp, dsu, greedy, implementation, trees · first AC: Dec 3, 2025 · PyPy 3-64 (first AC)
Quality: 6,019 global accepts · Tags: binary search, greedy, math, sortings, ternary search, two pointers · first AC: Nov 23, 2025 · C++17 (GCC 7-32) (first AC)
Quality: 9,340 global accepts · Tags: constructive algorithms, greedy, schedules · first AC: Oct 17, 2025 · last AC: Oct 17, 2025 · Python 3 (first AC)
Quality: 2,516 global accepts · Tags: constructive algorithms, dp, greedy, math · first AC: Apr 17, 2026 · PyPy 3-64 (first AC)
Quality: 1,012 global accepts · Tags: math · first AC: Apr 5, 2026 · PyPy 3-64 (first AC)
Quality: 4,925 global accepts · Tags: data structures, divide and conquer, dp, greedy, implementation, trees · first AC: Mar 8, 2026 · PyPy 3-64 (first AC)
Quality: 5,441 global accepts · Tags: brute force, games, greedy, number theory · first AC: Feb 26, 2026 · PyPy 3-64 (first AC)
Quality: 6,774 global accepts · Tags: brute force, combinatorics, data structures, hashing, math · first AC: Feb 24, 2026 · PyPy 3-64 (first AC)
Quality: 4,961 global accepts · Tags: constructive algorithms · first AC: Feb 23, 2026 · PyPy 3-64 (first AC)
Quality: 5,091 global accepts · Tags: data structures, dp · first AC: Feb 23, 2026 · PyPy 3-64 (first AC)
Quality: 10,316 global accepts · Tags: bitmasks, dfs and similar, graphs · first AC: Feb 12, 2026 · PyPy 3-64 (first AC)
Quality: 12,300 global accepts · Tags: binary search, math, number theory, sortings, two pointers · first AC: Feb 11, 2026 · PyPy 3-64 (first AC)
Quality: 8,041 global accepts · Tags: binary search, bitmasks, data structures, hashing, math, sortings · first AC: Feb 7, 2026 · PyPy 3-64 (first AC)
Quality: 9,479 global accepts · Tags: brute force, data structures, math, number theory · first AC: Feb 5, 2026 · PyPy 3-64 (first AC)
Quality: 14,951 global accepts · Tags: brute force, dp, greedy · first AC: Feb 4, 2026 · PyPy 3-64 (first AC)
Quality: 5,015 global accepts · Tags: data structures, divide and conquer, implementation · first AC: Jan 18, 2026 · PyPy 3-64 (first AC)