Problemset - Codeforces

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brute force

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Problems

#	Name
1774D	Same Count One brute force, constructive algorithms, greedy, implementation, two pointers	1600	x7982
1773I	Interactive Factorial Guessing brute force, games, implementation, interactive	2500	x492
1772B	Matrix Rotation brute force, implementation	800	x29480
1771E	Hossam and a Letter brute force, dp, implementation, two pointers	2500	x711
1771D	Hossam and (sub-)palindromic tree brute force, data structures, dfs and similar, dp, strings, trees	2100	x2810
1770C	Koxia and Number Theory brute force, chinese remainder theorem, math, number theory	1700	x8662
1770A	Koxia and Whiteboards brute force, greedy	1000	x23666
1769D3	Игра в Девятку III *special problem, brute force	2300	x119
1769D2	Игра в Девятку II *special problem, brute force	2200	x197
1769D1	Игра в Девятку I *special problem, brute force, dp	1800	x384
1769C1	Подкрутка I *special problem, brute force, dp, greedy	1200	x976
1769B2	Копирование файлов II *special problem, binary search, brute force, math	1400	x884
1769B1	Копирование файлов I *special problem, brute force, implementation, math	1000	x1378
1767E	Algebra Flash bitmasks, brute force, dp, graphs, math, meet-in-the-middle, trees	2500	x947
1766E	Decomposition binary search, brute force, data structures, divide and conquer, dp, two pointers	2300	x1236
1766A	Extremely Round brute force, implementation	800	x27372
1765L	Project Manager brute force, data structures, implementation	2400	x594
1765E	Exchange brute force, math	1000	x10224
1764F	Doremy's Experimental Tree brute force, constructive algorithms, dfs and similar, dsu, sortings, trees	2500	x978
1763C	Another Array Problem brute force, constructive algorithms, greedy	2000	x6771
1763B	Incinerate binary search, brute force, data structures, implementation, math, sortings	1200	x14753
1761E	Make It Connected binary search, brute force, constructive algorithms, dsu, graphs, greedy, matrices, trees, two pointers	2400	x1875
1761A	Two Permutations brute force, constructive algorithms	800	x20300
1759E	The Humanoid brute force, dp, sortings	1500	x10961
1759D	Make It Round brute force, number theory	1400	x13892
1758D	Range = √Sum binary search, brute force, constructive algorithms, math, two pointers	1800	x7404
1753F	Minecraft Series brute force, two pointers	3500	x212
1753E	N Machines binary search, brute force, greedy	3300	x333
1750B	Maximum Substring brute force, greedy, implementation	800	x16276
1748C	Zero-Sum Prefixes brute force, data structures, dp, greedy, implementation	1600	x11249
1748B	Diverse Substrings brute force, implementation, strings	1400	x15150
1744E2	Divisible Numbers (hard version) brute force, math, number theory	1900	x5670
1744E1	Divisible Numbers (easy version) brute force, math, number theory	1500	x11012
1743D	Problem with Random Tests brute force, dp, greedy, probabilities	1700	x7660
1743A	Password brute force, combinatorics, implementation, math	800	x26917
1742G	Orray bitmasks, brute force, greedy, math, sortings	1500	x10927
1742D	Coprime brute force, greedy, number theory	1100	x24188
1741G	Kirill and Company bitmasks, brute force, dfs and similar, dp, flows, graphs, shortest paths	2200	x1525
1741C	Minimize the Thickness brute force, greedy, math, two pointers	1100	x17873
1737D	Ela and the Wiring Wizard brute force, dp, graphs, greedy, implementation, shortest paths	2200	x1912
1736A	Make A Equal to B brute force, greedy, sortings	800	x22923
1735D	Meta-set brute force, combinatorics, data structures, hashing, math	1700	x5555
1734A	Select Three Sticks brute force, greedy, sortings	800	x21289
1732D2	Balance (Hard version) brute force, data structures, number theory	2400	x1412
1732D1	Balance (Easy version) brute force, data structures, implementation, number theory	1500	x8772
1732C2	Sheikh (Hard Version) binary search, bitmasks, brute force, greedy, implementation, two pointers	2100	x2595
1732B	Ugu brute force, dp, greedy, implementation	900	x15184
1732A	Bestie brute force, combinatorics, constructive algorithms, implementation, math, number theory	1000	x15170
1731F	Function Sum brute force, combinatorics, dp, fft, math	2500	x706
1731D	Valiant's New Map binary search, brute force, data structures, dp, two pointers	1700	x7247
1731C	Even Subarrays bitmasks, brute force, hashing, math, number theory	1700	x9718
1728G	Illumination binary search, bitmasks, brute force, combinatorics, dp, math, two pointers	2700	x468
1728E	Red-Black Pepper brute force, data structures, greedy, math, number theory	2300	x1756
1728A	Colored Balls: Revisited brute force, greedy, implementation, sortings	800	x24727
1726D	Edge Split brute force, constructive algorithms, dfs and similar, dsu, graphs, probabilities, trees	2000	x3749
1722E	Counting Rectangles brute force, data structures, dp, implementation	1600	x11031
1721F	Matching Reduction brute force, constructive algorithms, dfs and similar, flows, graph matchings, graphs, interactive	2800	x407
1720D1	Xor-Subsequence (easy version) bitmasks, brute force, dp, strings, trees, two pointers	1800	x6064
1720B	Interesting Sum brute force, data structures, greedy, math, sortings	800	x21290
1716D	Chip Move brute force, dp, math	2000	x5326
1714E	Add Modulo 10 brute force, math, number theory	1400	x16914
1714D	Color with Occurrences brute force, data structures, dp, greedy, strings	1600	x9181
1712E2	LCM Sum (hard version) brute force, data structures, math, number theory, two pointers	2500	x1367
1712E1	LCM Sum (easy version) binary search, brute force, combinatorics, math, number theory, two pointers	2300	x2196
1711B	Party brute force, graphs	1300	x13465
1710C	XOR Triangle bitmasks, brute force, constructive algorithms, dp, greedy, math	2500	x1394
1710B	Rain binary search, brute force, data structures, geometry, greedy, implementation, math	2100	x2498
1709F	Multiset of Strings bitmasks, brute force, dp, fft, flows, graphs, math, meet-in-the-middle, trees	2500	x557
1709A	Three Doors brute force, greedy, implementation, math	800	x29747
1707B	Difference Array brute force, data structures, implementation, sortings	1900	x5802
1706D2	Chopping Carrots (Hard Version) brute force, constructive algorithms, data structures, dp, greedy, math, number theory, two pointers	2400	x1724
1706D1	Chopping Carrots (Easy Version) binary search, brute force, constructive algorithms, greedy, number theory	1700	x7038
1705E	Mark and Professor Koro binary search, bitmasks, brute force, combinatorics, data structures, greedy	2300	x2108
1705C	Mark and His Unfinished Essay brute force, implementation	1400	x13416
1704E	Count Seconds brute force, constructive algorithms, dp, graphs, implementation, math	2200	x2382
1704B	Luke is a Foodie brute force, greedy, implementation	1000	x18532
1703G	Good Key, Bad Key bitmasks, brute force, dp, greedy, math	1600	x10845
1703D	Double Strings brute force, data structures, strings	1100	x25940
1703C	Cypher brute force, implementation, strings	800	x36004
1703A	YES or YES? brute force, implementation, strings	800	x71626
1701E	Text Editor brute force, dp, greedy, strings	2500	x1152
1700E	Serega the Pirate brute force, constructive algorithms	2600	x876
1698E	PermutationForces II brute force, combinatorics, greedy, sortings, trees, two pointers	2300	x1658
1698C	3SUM Closure brute force, data structures	1300	x18619
1698A	XOR Mixup bitmasks, brute force	800	x29422
1697E	Coloring brute force, combinatorics, constructive algorithms, dp, geometry, graphs, greedy, implementation, math	2400	x1242
1696H	Maximum Product? brute force, combinatorics, dp, greedy, implementation, math, two pointers	3500	x164
1696G	Fishingprince Plays With Array Again brute force, data structures, geometry, math	3300	x278
1696F	Tree Recovery brute force, constructive algorithms, dfs and similar, dsu, graphs, trees	2600	x889
1695D1	Tree Queries (Easy Version) brute force, constructive algorithms, dfs and similar, dp, greedy, trees	2200	x2199
1695C	Zero Path brute force, data structures, dp, graphs, greedy, shortest paths	1700	x11034
1693D	Decinc Dividing brute force, data structures, divide and conquer, dp, greedy	2800	x854
1692F	3SUM brute force, math	1300	x23116
1692D	The Clock brute force, implementation	1100	x19604
1691C	Sum of Substrings brute force, constructive algorithms, greedy, math, strings	1400	x15763
1691A	Beat The Odds brute force, greedy, math	800	x30688
1689E	ANDfinity bitmasks, brute force, constructive algorithms, dfs and similar, dsu, graphs	2500	x1230
1689A	Lex String brute force, greedy, implementation, sortings, two pointers	800	x16840
1688A	Cirno's Perfect Bitmasks Classroom bitmasks, brute force	800	x21788
1687D	Cute number binary search, brute force, data structures, dsu, implementation, math	2900	x605