Problemset - Codeforces

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brute force

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Problems

#	Name
1571D	Sweepstake *special problem, brute force, constructive algorithms, implementation, math	1800	x318
64E	Prime Segment *special problem, brute force, math, number theory	1800	x234
72E	Ali goes shopping *special problem, brute force, strings	1800	x150
1400D	Zigzags brute force, combinatorics, data structures, math, two pointers	1900	x9797
1375D	Replace by MEX brute force, constructive algorithms, sortings	1900	x8730
1358D	The Best Vacation binary search, brute force, greedy, implementation, two pointers	1900	x8014
1627D	Not Adding brute force, dp, math, number theory	1900	x7830
1365E	Maximum Subsequence Value brute force, constructive algorithms	1900	x7498
1285D	Dr. Evil Underscores bitmasks, brute force, dfs and similar, divide and conquer, dp, greedy, strings, trees	1900	x7337
1353E	K-periodic Garland brute force, dp, greedy	1900	x6770
1155D	Beautiful Array brute force, data structures, divide and conquer, dp, greedy	1900	x6681
1205B	Shortest Cycle bitmasks, brute force, graphs, shortest paths	1900	x6297
1512F	Education brute force, dp, greedy, implementation	1900	x5933
1560F1	Nearest Beautiful Number (easy version) binary search, bitmasks, brute force, constructive algorithms, dfs and similar, greedy	1900	x5909
1264B	Beautiful Sequence brute force, constructive algorithms, greedy	1900	x5580
1707B	Difference Array brute force, data structures, implementation, sortings	1900	x5535
1413C	Perform Easily binary search, brute force, dp, implementation, sortings, two pointers	1900	x5534
1547F	Array Stabilization (GCD version) binary search, brute force, data structures, divide and conquer, number theory, two pointers	1900	x5498
552C	Vanya and Scales brute force, dp, greedy, math, meet-in-the-middle, number theory	1900	x5385
1744E2	Divisible Numbers (hard version) brute force, math, number theory	1900	x5269
1922D	Berserk Monsters brute force, data structures, dsu, implementation, math	1900	x5217
1543C	Need for Pink Slips bitmasks, brute force, dfs and similar, implementation, math, probabilities	1900	x5180
510D	Fox And Jumping bitmasks, brute force, dp, math	1900	x5180
1367E	Necklace Assembly brute force, dfs and similar, dp, graphs, greedy, number theory	1900	x5129
1920D	Array Repetition binary search, brute force, dsu, implementation, math	1900	x5084
1475F	Unusual Matrix 2-sat, brute force, constructive algorithms	1900	x5072
1228D	Complete Tripartite brute force, constructive algorithms, graphs, hashing, implementation	1900	x4971
1371E1	Asterism (Easy Version) binary search, brute force, combinatorics, math, number theory, sortings	1900	x4951
1213E	Two Small Strings brute force, constructive algorithms	1900	x4915
1119E	Pavel and Triangles brute force, dp, fft, greedy, ternary search	1900	x4887
1593D2	Half of Same brute force, math, number theory	1900	x4792
1821D	Black Cells binary search, brute force, greedy, math	1900	x4753
1558B	Up the Strip brute force, dp, math, number theory, two pointers	1900	x4608
552D	Vanya and Triangles brute force, combinatorics, data structures, geometry, math, sortings	1900	x4355
1834D	Survey in Class brute force, data structures, greedy, implementation, sortings	1900	x4350
1178E	Archaeology brute force, constructive algorithms, greedy, strings	1900	x4120
1453D	Checkpoints brute force, constructive algorithms, greedy, math, probabilities	1900	x4076
1421D	Hexagons brute force, constructive algorithms, greedy, implementation, math, shortest paths	1900	x4048
1946D	Birthday Gift bitmasks, brute force, constructive algorithms, greedy, implementation	1900	x3984
1200D	White Lines brute force, data structures, dp, implementation, two pointers	1900	x3944
557C	Arthur and Table brute force, data structures, dp, greedy, math, sortings	1900	x3939
558C	Amr and Chemistry brute force, graphs, greedy, math, shortest paths	1900	x3917
835D	Palindromic characteristics brute force, dp, hashing, strings	1900	x3902
1817B	Fish Graph brute force, constructive algorithms, dfs and similar, graphs	1900	x3854
1384B1	Koa and the Beach (Easy Version) brute force, dp, greedy	1900	x3837
1928D	Lonely Mountain Dungeons brute force, data structures, greedy, math, ternary search	1900	x3724
1878F	Vasilije Loves Number Theory brute force, math, number theory	1900	x3704
1891D	Suspicious logarithms binary search, brute force, math	1900	x3701
1797D	Li Hua and Tree brute force, data structures, dfs and similar, dp, implementation, trees	1900	x3697
1808C	Unlucky Numbers brute force, dp, greedy, implementation	1900	x3579
1168B	Good Triple brute force, two pointers	1900	x3447
1957D	A BIT of an Inequality bitmasks, brute force, dp, math	1900	x3430
1921F	Sum of Progression brute force, data structures, dp, implementation, math	1900	x3430
1216E1	Numerical Sequence (easy version) binary search, brute force, math	1900	x3365
1955G	GCD on a grid brute force, dfs and similar, dp, implementation, math, number theory	1900	x3358
1017D	The Wu bitmasks, brute force, data structures	1900	x3337
650B	Image Preview binary search, brute force, dp, two pointers	1900	x3309
1163C1	Power Transmission (Easy Edition) brute force, geometry	1900	x3261
839B	Game of the Rows brute force, greedy, implementation	1900	x3258
750D	New Year and Fireworks brute force, data structures, dfs and similar, dp, implementation	1900	x3054
1181C	Flag brute force, combinatorics, dp, implementation	1900	x3003
1644E	Expand the Path brute force, combinatorics, data structures, implementation, math	1900	x2991
1147B	Chladni Figure brute force, strings	1900	x2807
731F	Video Cards brute force, data structures, implementation, math, number theory	1900	x2750
599D	Spongebob and Squares brute force, math	1900	x2531
372B	Counting Rectangles is Fun brute force, divide and conquer, dp	1900	x2518
118C	Fancy Number brute force, greedy, sortings, strings	1900	x2518
982D	Shark brute force, data structures, dsu, trees	1900	x2244
613B	Skills binary search, brute force, dp, greedy, sortings, two pointers	1900	x2171
488B	Candy Boxes brute force, constructive algorithms, math	1900	x2077
490D	Chocolate brute force, dfs and similar, math, meet-in-the-middle, number theory	1900	x2069
952B	A Map of the Cat brute force, interactive	1900	x1991
993B	Open Communication bitmasks, brute force	1900	x1929
134B	Pairs of Numbers brute force, dfs and similar, math, number theory	1900	x1907
653C	Bear and Up-Down brute force, implementation	1900	x1622
258B	Little Elephant and Elections brute force, combinatorics, dp	1900	x1420
126A	Hot Bath binary search, brute force, math	1900	x1402
109B	Lucky Probability brute force, probabilities	1900	x1321
121C	Lucky Permutation brute force, combinatorics, number theory	1900	x1266
173C	Spiral Maximum brute force, dp	1900	x957
529B	Group Photo 2 (online mirror version) brute force, greedy, sortings	1900	x853
1488C	Two Policemen *special problem, binary search, brute force, math	1900	x398
1311D	Three Integers brute force, math	2000	x8643
1244C	The Football Season brute force, math, number theory	2000	x7421
1200E	Compress Words brute force, hashing, implementation, string suffix structures, strings	2000	x6899
1763C	Another Array Problem brute force, constructive algorithms, greedy	2000	x6276
920F	SUM and REPLACE brute force, data structures, dsu, number theory	2000	x6221
1674E	Breaking the Wall binary search, brute force, constructive algorithms, greedy, math	2000	x6166
1354C2	Not So Simple Polygon Embedding binary search, brute force, geometry, math	2000	x5809
1379C	Choosing flowers binary search, brute force, data structures, dfs and similar, dp, greedy, sortings, two pointers	2000	x5415
1415D	XOR-gun bitmasks, brute force, constructive algorithms	2000	x5175
1716D	Chip Move brute force, dp, math	2000	x4986
1391D	505 bitmasks, brute force, constructive algorithms, dp, greedy, implementation	2000	x4926
359D	Pair of Numbers binary search, brute force, data structures, math, two pointers	2000	x4825
1657D	For Gamers. By Gamers. binary search, brute force, greedy, math, sortings	2000	x4704
598E	Chocolate Bar brute force, dp	2000	x4605
466B	Wonder Room brute force, math	2000	x4600
1830B	The BOSS Can Count Pairs brute force, math	2000	x4596
453B	Little Pony and Harmony Chest bitmasks, brute force, dp	2000	x4520
475D	CGCDSSQ brute force, data structures, math	2000	x4468