ID	题目显示标签隐藏标签	AC / 尝试	难度
80	P1832B Maximum Sum brute force sortings two pointers *1100	0 / 0	普及-
76	P1832E Combinatorics Problem brute force combinatorics dp *2200	0 / 0	省选
71	P1833D Flipper brute force constructive algorithms greedy *1400	0 / 0	普及-
64	P1834D Survey in Class brute force data structures greedy implementation sortings *1900	0 / 0	普及
62	P1834F Typewriter brute force math *2500	0 / 0	NOI
61	P1835A k-th equality brute force implementation math *1700	0 / 0	普及
60	P1835B Lottery binary search brute force greedy math two pointers *2500	0 / 0	NOI
59	P1835C Twin Clusters bitmasks brute force constructive algorithms math probabilities *2600	0 / 0	CTSC
31	P1840F Railguns brute force dfs and similar dp graphs *2200	0 / 0	省选
26	P1841C Ranom Numbers brute force dp greedy math strings *1800	0 / 0	普及
9	P1843E Tracking Segments binary search brute force data structures two pointers *1600	0 / 0	普及
487	P1844F1 Min Cost Permutation (Easy Version) brute force constructive algorithms greedy math *2600	0 / 0	CTSC
3	P1845D Rating System binary search brute force data structures dp dsu greedy math two pointers	0 / 0	暂无评定
2	P1845E Boxes and Balls brute force dp implementation math	0 / 0	暂无评定
482	P1846B Rudolph and Tic-Tac-Toe brute force implementation strings *800	0 / 0	普及-
479	P1846E1 Rudolf and Snowflakes (simple version) brute force implementation math *1300	0 / 0	普及-
478	P1846E2 Rudolf and Snowflakes (hard version) binary search brute force implementation math *1800	0 / 0	普及
429	P1847C Vampiric Powers, anyone? bitmasks brute force data structures dp greedy trees	0 / 0	暂无评定
427	P1847E Triangle Platinum? brute force combinatorics implementation interactive math probabilities	0 / 0	暂无评定
473	P1848D Vika and Bonuses binary search brute force math ternary search *2200	0 / 0	省选
472	P1848E Vika and Stone Skipping brute force implementation math number theory *2600	0 / 0	CTSC
468	P1849C Binary String Copying binary search brute force data structures hashing strings	0 / 0	暂无评定
467	P1849D Array Painting brute force constructive algorithms dp greedy implementation two pointers	0 / 0	暂无评定
461	P1850D Balanced Round brute force greedy implementation sortings *900	0 / 0	普及-
459	P1850F We Were Both Children brute force implementation math number theory *1300	0 / 0	普及-
456	P1851A Escalator Conversations brute force constructive algorithms math	0 / 0	暂无评定
443	P1853A Desorting brute force greedy math *800	0 / 0	普及-
442	P1853B Fibonaccharsis binary search brute force math *1200	0 / 0	普及-
439	P1854B Earn or Unlock bitmasks brute force dp	0 / 0	暂无评定
433	P1855B Longest Divisors Interval brute force combinatorics greedy math number theory	0 / 0	暂无评定
1836	P1856C To Become Max binary search brute force data structures dp	0 / 0	暂无评定
7738	P1858B The Walkway brute force dp greedy implementation math number theory *1500	0 / 0	普及
7736	P1858D Trees and Segments binary search brute force data structures dp greedy two pointers *2200	0 / 0	省选
7735	P1858E1 Rollbacks (Easy Version) brute force data structures dfs and similar trees *2500	0 / 0	NOI
7731	P1859C Another Permutation Problem brute force dp greedy math *1200	0 / 0	普及-
7729	P1859E Maximum Monogonosity brute force dp math *2500	0 / 0	NOI
7726	P1860B Fancy Coins binary search brute force greedy implementation math	0 / 0	暂无评定
8819	P1862F Magic Will Save the World binary search bitmasks brute force dp	0 / 0	暂无评定
8838	P1863E Speedrun brute force data structures dfs and similar dp graphs sortings	0 / 0	暂无评定
8837	P1863F Divide, XOR, and Conquer bitmasks brute force dp	0 / 0	暂无评定
8830	P1864D Matrix Cascade brute force constructive algorithms dp greedy	0 / 0	暂无评定
8873	P1866L Lihmuf Balling binary search brute force math	0 / 0	暂无评定
8872	P1866M Mighty Rock Tower brute force combinatorics dp math probabilities	0 / 0	暂无评定
8868	P1867D Cyclic Operations brute force constructive algorithms dfs and similar graphs greedy implementation	0 / 0	暂无评定
8865	P1867F Most Different Tree brute force constructive algorithms dfs and similar greedy hashing	0 / 0	暂无评定
8908	P1870E Another MEX Problem bitmasks brute force dp shortest paths *2300	0 / 0	省选
8855	P1872A Two Vessels brute force greedy math	0 / 0	暂无评定
8849	P1872G Replace With Product brute force greedy math	0 / 0	暂无评定
8904	P1873A Short Sort brute force implementation *800	0 / 0	普及-
8903	P1873B Good Kid brute force greedy math *800	0 / 0	普及-
8951	P1874A Jellyfish and Game brute force games greedy implementation	0 / 0	暂无评定
8950	P1874B Jellyfish and Math bitmasks brute force dfs and similar dp graphs shortest paths	0 / 0	暂无评定
8944	P1875A Jellyfish and Undertale brute force greedy	0 / 0	暂无评定
8935	P1876G Clubstep binary search brute force data structures greedy trees	0 / 0	暂无评定
8914	P1878F Vasilije Loves Number Theory brute force math number theory	0 / 0	暂无评定
8913	P1878G wxhtzdy ORO Tree binary search bitmasks brute force data structures dfs and similar trees	0 / 0	暂无评定
8892	P1879E Interactive Game with Coloring brute force constructive algorithms dfs and similar graphs implementation interactive math trees *2400	0 / 0	NOI
8891	P1879F Last Man Standing brute force data structures number theory *2800	0 / 0	CTSC
8932	P1881A Don't Try to Count brute force strings	0 / 0	暂无评定
8930	P1881C Perfect Square brute force implementation	0 / 0	暂无评定
8889	P1882B Sets and Union bitmasks brute force constructive algorithms greedy	0 / 0	暂无评定
8886	P1882E1 Two Permutations (Easy Version) brute force constructive algorithms greedy number theory	0 / 0	暂无评定
8990	P1884A Simple Design brute force greedy math *800	0 / 0	普及-
8988	P1884C Medium Design brute force data structures dp greedy sortings *1700	0 / 0	普及
8925	P1886A Sum of Three brute force constructive algorithms math	0 / 0	暂无评定
8984	P1887C Minimum Array binary search brute force constructive algorithms data structures greedy hashing two pointers *2400	0 / 0	NOI
8978	P1889C1 Doremy's Drying Plan (Easy Version) brute force data structures dp greedy sortings *2000	0 / 0	提高
8976	P1889D Game of Stacks brute force dfs and similar graphs implementation trees *3000	0 / 0	CTSC
8970	P1891B Deja Vu brute force math sortings *1100	0 / 0	普及-
8968	P1891D Suspicious logarithms binary search brute force math *1900	0 / 0	普及
8967	P1891E Brukhovich and Exams brute force greedy implementation math sortings *2500	0 / 0	NOI
8965	P1893A Anonymous Informant brute force dfs and similar graphs implementation *1400	0 / 0	普及-
8963	P1893C Freedom of Choice brute force greedy implementation *2000	0 / 0	提高
8956	P1895C Torn Lucky Ticket brute force dp hashing implementation math *1400	0 / 0	普及-
8954	P1895E Infinite Card Game binary search brute force data structures dfs and similar dp dsu games graphs greedy sortings two pointers *2300	0 / 0	省选
9097	P1907G Lights brute force constructive algorithms dfs and similar graphs greedy implementation *2200	0 / 0	省选
9092	P1909E Multiple Lamps bitmasks brute force constructive algorithms math number theory *2400	0 / 0	NOI
9091	P1909F1 Small Permutation Problem (Easy Version) brute force combinatorics dp math *2200	0 / 0	省选
9062	P1913C Game with Multiset binary search bitmasks brute force greedy *1300	0 / 0	普及-
9055	P1914D Three Activities brute force dp greedy implementation sortings *1200	0 / 0	普及-
9054	P1914E1 Game with Marbles (Easy Version) brute force games greedy sortings *1400	0 / 0	普及-
9051	P1914G1 Light Bulbs (Easy Version) brute force combinatorics dfs and similar dp dsu graphs math trees *2100	0 / 0	提高
9048	P1915B Not Quite Latin Square bitmasks brute force implementation *800	0 / 0	普及-
9039	P1916D Mathematical Problem brute force constructive algorithms geometry math *1700	0 / 0	普及
9035	P1916H1 Matrix Rank (Easy Version) brute force combinatorics dp math matrices *2700	0 / 0	CTSC
9032	P1917B Erase First or Second Letter brute force combinatorics data structures dp strings *1100	0 / 0	普及-
9031	P1917C Watering an Array brute force greedy implementation math *1600	0 / 0	普及
9018	P1920A Satisfying Constraints brute force greedy math *800	0 / 0	普及-
9016	P1920C Partitioning the Array brute force math number theory *1500	0 / 0	普及
9015	P1920D Array Repetition binary search brute force dsu implementation math *1800	0 / 0	普及
9013	P1920F1 Smooth Sailing (Easy Version) binary search brute force data structures dfs and similar dsu graphs shortest paths *2500	0 / 0	NOI
9007	P1921E Eat the Chip brute force games greedy *1600	0 / 0	普及
9006	P1921F Sum of Progression brute force data structures dp implementation math *1900	0 / 0	普及
9005	P1921G Mischievous Shooter brute force data structures divide and conquer dp implementation *2200	0 / 0	省选
9001	P1922D Berserk Monsters brute force data structures dsu greedy implementation two pointers *1900	0 / 0	普及
9190	P1942F Farmer John's Favorite Function brute force data structures implementation math	0 / 0	暂无评定
9184	P1943D1 Counting Is Fun (Easy Version) brute force combinatorics dp math *2400	0 / 0	NOI
9182	P1943E1 MEX Game 2 (Easy Version) binary search brute force greedy *2900	0 / 0	CTSC
9175	P1945C Left and Right Houses brute force *1200	0 / 0	普及-
9170	P1945H GCD is Greater brute force data structures math number theory *2600	0 / 0	CTSC

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