constructive algorithms - 题库

ID	题目显示标签隐藏标签	AC / 尝试	难度
109	P1864D Matrix Cascade brute force constructive algorithms data structures dp greedy math *1700	0 / 0	5
106	P1864G Magic Square combinatorics constructive algorithms implementation *3100	0 / 0	10
90	P1867A green_gold_dog, array and permutation constructive algorithms sortings *800	0 / 0	3
89	P1867B XOR Palindromes bitmasks constructive algorithms strings *1100	0 / 0	3
88	P1867C Salyg1n and the MEX Game constructive algorithms data structures games greedy interactive *1300	0 / 0	4
87	P1867D Cyclic Operations brute force constructive algorithms dfs and similar graphs greedy implementation *1800	0 / 0	6
86	P1867E1 Salyg1n and Array (simple version) constructive algorithms interactive math *2000	0 / 0	7
85	P1867E2 Salyg1n and Array (hard version) constructive algorithms interactive *2200	0 / 0	8
84	P1867F Most Different Tree brute force constructive algorithms dfs and similar greedy hashing *2700	0 / 0	10
83	P1868A Fill in the Matrix constructive algorithms implementation *1300	0 / 0	4
82	P1868B1 Candy Party (Easy Version) bitmasks constructive algorithms graphs greedy implementation math *1700	0 / 0	5
81	P1868B2 Candy Party (Hard Version) bitmasks constructive algorithms dp greedy implementation math *2100	0 / 0	7
79	P1868D Flower-like Pseudotree constructive algorithms graphs greedy implementation trees *3000	0 / 0	10
78	P1868E Min-Sum-Max constructive algorithms dp greedy *3500	0 / 0	10
76	P1869A Make It Zero constructive algorithms *900	0 / 0	3
74	P1870A MEXanized Array constructive algorithms greedy math *800	0 / 0	3
53	P1873G ABBC or BACB constructive algorithms greedy *1500	0 / 0	5
39	P1876C Autosynthesis constructive algorithms dfs and similar graphs greedy sortings	0 / 0	(无)
37	P1876E Ball-Stackable constructive algorithms data structures dp trees	0 / 0	(无)
31	P1878B Aleksa and Stack constructive algorithms math	0 / 0	(无)
24	P1879B Chips on the Board constructive algorithms greedy *900	0 / 0	3
21	P1879E Interactive Game with Coloring brute force constructive algorithms dfs and similar graphs implementation interactive trees *2400	0 / 0	9
11	P1882B Sets and Union bitmasks brute force constructive algorithms greedy	0 / 0	(无)
8	P1882E1 Two Permutations (Easy Version) brute force constructive algorithms greedy number theory	0 / 0	(无)
7	P1882E2 Two Permutations (Hard Version) constructive algorithms	0 / 0	(无)
6735	P1884A Simple Design brute force constructive algorithms greedy greedy greedy greedy greedy greedy greedy greedy math	0 / 0	(无)
6	P1886A Sum of Three brute force constructive algorithms math	0 / 0	(无)
2	P1886E I Wanna be the Team Leader bitmasks constructive algorithms dp greedy math sortings two pointers	0 / 0	(无)
7393	P1887C Minimum Array constructive algorithms data structures two pointers	0 / 0	(无)
7390	P1887F Minimum Segments constructive algorithms	0 / 0	(无)
8984	P1889A Qingshan Loves Strings 2 constructive algorithms greedy implementation	0 / 0	(无)
8983	P1889B Doremy's Connecting Plan constructive algorithms greedy math sortings	0 / 0	(无)
8977	P1890A Doremy's Paint 3 constructive algorithms	0 / 0	(无)
8975	P1891A Sorting with Twos constructive algorithms sortings	0 / 0	(无)
8973	P1891C Smilo and Monsters binary search constructive algorithms greedy sortings two pointers	0 / 0	(无)
8997	P1893B Neutral Tonality constructive algorithms greedy sortings two pointers *1700	0 / 0	5
8995	P1893D Colorful Constructive constructive algorithms data structures greedy math *2600	0 / 0	10
8992	P1894B Two Out of Three constructive algorithms *1000	0 / 0	3
8988	P1895D XOR Construction bitmasks constructive algorithms data structures math string suffix structures trees *1900	0 / 0	6
9030	P1896C Matching Arrays binary search constructive algorithms greedy sortings	0 / 0	(无)
9028	P1896E Permutation Sorting constructive algorithms data structures sortings	0 / 0	(无)
9027	P1896F Bracket Xoring bitmasks constructive algorithms graph matchings implementation	0 / 0	(无)
9026	P1896G Pepe Racing constructive algorithms implementation interactive sortings	0 / 0	(无)
9009	P1898C Colorful Grid constructive algorithms implementation	0 / 0	(无)
9000	P1899F Alex's whims constructive algorithms graphs greedy shortest paths trees	0 / 0	(无)
9023	P1900A Cover in Water constructive algorithms implementation	0 / 0	(无)
9019	P1900E Transitive Graph constructive algorithms dfs and similar dp graphs implementation	0 / 0	(无)
9015	P1901C Add, Divide and Floor constructive algorithms greedy math *1400	0 / 0	4
9106	P1902A Binary Imbalance constructive algorithms *800	0 / 0	3
9104	P1902C Insert and Equalize brute force constructive algorithms greedy math number theory *1300	0 / 0	4
9099	P1903B StORage room bitmasks brute force constructive algorithms greedy *1200	0 / 0	4
9098	P1903C Theofanis' Nightmare constructive algorithms greedy *1400	0 / 0	4
9090	P1904D1 Set To Max (Easy Version) brute force constructive algorithms greedy	0 / 0	(无)
9089	P1904D2 Set To Max (Hard Version) constructive algorithms data structures divide and conquer greedy implementation sortings	0 / 0	(无)
9086	P1905A Constructive Problems constructive algorithms math	0 / 0	(无)
9079	P1906B Button Pressing bitmasks constructive algorithms hashing *2600	0 / 0	10
9076	P1906E Merge Not Sort constructive algorithms dp *1900	0 / 0	6
9069	P1906L Palindromic Parentheses constructive algorithms *2500	0 / 0	9
9065	P1907C Removal of Unattractive Pairs constructive algorithms greedy math strings *1100	0 / 0	3
9064	P1907D Jumping Through Segments binary search constructive algorithms *1400	0 / 0	4
9061	P1907G Lights brute force constructive algorithms dfs and similar graphs greedy implementation *2200	0 / 0	8
9146	P1909B Make Almost Equal With Mod bitmasks constructive algorithms math number theory *1200	0 / 0	4
9145	P1909C Heavy Intervals constructive algorithms data structures dsu greedy math sortings *1400	0 / 0	4
9143	P1909E Multiple Lamps bitmasks brute force constructive algorithms math number theory *2400	0 / 0	9
9139	P1909H Parallel Swaps Sort constructive algorithms data structures *3500	0 / 0	10
9046	P1912E Evaluate It and Back Again constructive algorithms implementation math *2200	0 / 0	8
9114	P1914B Preparing for the Contest constructive algorithms math	0 / 0	(无)
9130	P1916A 2023 constructive algorithms implementation math number theory *800	0 / 0	3
9129	P1916B Two Divisors constructive algorithms math number theory *900	0 / 0	3
9128	P1916C Training Before the Olympiad constructive algorithms games greedy implementation math *1200	0 / 0	4
9127	P1916D Mathematical Problem brute force constructive algorithms math *1700	0 / 0	5
9125	P1916F Group Division constructive algorithms dfs and similar graphs greedy *2900	0 / 0	10
9121	P1917A Least Product constructive algorithms math *800	0 / 0	3
9117	P1917E Construct Matrix constructive algorithms math *2500	0 / 0	9
9116	P1917F Construct Tree bitmasks constructive algorithms dp trees *2500	0 / 0	9
9192	P1918A Brick Wall constructive algorithms greedy implementation math *800	0 / 0	3
9191	P1918B Minimize Inversions constructive algorithms data structures greedy implementation sortings *900	0 / 0	3
9188	P1918E ace5 and Task Order constructive algorithms divide and conquer implementation interactive math probabilities sortings *2200	0 / 0	8
9186	P1918G Permutation of Given constructive algorithms math *2700	0 / 0	10
9153	P1919D 01 Tree constructive algorithms data structures divide and conquer dp greedy implementation sortings trees *2100	0 / 0	7
9149	P1919G Tree LGM constructive algorithms games trees *3500	0 / 0	10
9162	P1922A Tricky Template constructive algorithms implementation strings *800	0 / 0	3
9161	P1922B Forming Triangles combinatorics constructive algorithms math sortings *1200	0 / 0	4
9158	P1922E Increasing Subsequences bitmasks constructive algorithms divide and conquer greedy math *1800	0 / 0	6
9246	P1923C Find B constructive algorithms data structures greedy	0 / 0	(无)
9185	P1924A Did We Get Everything Covered? constructive algorithms dp greedy shortest paths strings	0 / 0	(无)
9180	P1924F Anti-Proxy Attendance constructive algorithms interactive ternary search	0 / 0	(无)
9179	P1925A We Got Everything Covered! constructive algorithms greedy strings	0 / 0	(无)
9234	P1927B Following the String constructive algorithms greedy strings *900	0 / 0	3
9231	P1927E Klever Permutation constructive algorithms math two pointers *1400	0 / 0	4
9224	P1928E Modular Sequence brute force constructive algorithms dp graphs greedy math number theory *2300	0 / 0	8
9222	P1929A Sasha and the Beautiful Array constructive algorithms greedy math sortings *800	0 / 0	3
9221	P1929B Sasha and the Drawing constructive algorithms greedy math *800	0 / 0	3
9220	P1929C Sasha and the Casino binary search brute force constructive algorithms games greedy math *1400	0 / 0	4
9215	P1930B Permutation Printing brute force constructive algorithms math	0 / 0	(无)
9214	P1930C Lexicographically Largest binary search constructive algorithms data structures greedy sortings	0 / 0	(无)
9208	P1930H Interactive Mex Tree constructive algorithms dfs and similar interactive trees	0 / 0	(无)
9260	P1933D Turtle Tenacity: Continual Mods constructive algorithms greedy math number theory sortings	0 / 0	(无)
9257	P1933G Turtle Magic: Royal Turtle Shell Pattern bitmasks brute force combinatorics constructive algorithms math	0 / 0	(无)
9301	P1934C Find a Mine binary search constructive algorithms geometry greedy interactive math	0 / 0	(无)

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