Problemset - Codeforces

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Codeforces Round 941 (Div. 1)
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brute force

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Problems

#	Name
574B	Bear and Three Musketeers brute force, dfs and similar, graphs, hashing	1500	x7591
908B	New Year and Buggy Bot brute force, implementation	1200	x7568
496C	Removing Columns brute force, constructive algorithms, implementation	1500	x7551
479B	Towers brute force, constructive algorithms, greedy, implementation, sortings	1400	x7538
863B	Kayaking brute force, greedy, sortings	1500	x7532
1365E	Maximum Subsequence Value brute force, constructive algorithms	1900	x7482
1244C	The Football Season brute force, math, number theory	2000	x7406
157A	Game Outcome brute force	800	x7400
1835A	k-th equality brute force, implementation, math	1700	x7395
614A	Link/Cut Tree brute force, implementation	1500	x7395
1774D	Same Count One brute force, constructive algorithms, greedy, implementation, two pointers	1600	x7382
515B	Drazil and His Happy Friends brute force, dsu, meet-in-the-middle, number theory	1300	x7357
1928C	Physical Education Lesson brute force, math, number theory	1600	x7329
1285D	Dr. Evil Underscores bitmasks, brute force, dfs and similar, divide and conquer, dp, greedy, strings, trees	1900	x7319
400B	Inna and New Matrix of Candies brute force, implementation, schedules	1200	x7315
233B	Non-square Equation binary search, brute force, math	1400	x7291
675B	Restoring Painting brute force, constructive algorithms, math	1400	x7280
1845D	Rating System binary search, brute force, data structures, dp, dsu, greedy, math, two pointers	1800	x7267
1743D	Problem with Random Tests brute force, dp, greedy, probabilities	1700	x7254
1841C	Ranom Numbers brute force, dp, greedy, math, strings	1800	x7248
1671D	Insert a Progression brute force, constructive algorithms, greedy	1600	x7231
1244D	Paint the Tree brute force, constructive algorithms, dp, graphs, implementation, trees	1800	x7211
1426E	Rock, Paper, Scissors brute force, constructive algorithms, flows, greedy, math	1800	x7210
801A	Vicious Keyboard brute force	1100	x7210
1114C	Trailing Loves (or L'oeufs?) brute force, implementation, math, number theory	1700	x7177
1806C	Sequence Master brute force, constructive algorithms, math	1600	x7159
1148B	Born This Way binary search, brute force, two pointers	1600	x7143
754B	Ilya and tic-tac-toe game brute force, implementation	1100	x7142
1185C2	Exam in BerSU (hard version) brute force, data structures, greedy, math	1700	x7132
1250F	Data Center brute force, implementation	800	x7129
1217C	The Number Of Good Substrings binary search, bitmasks, brute force	1700	x7081
897B	Chtholly's request brute force	1300	x7072
1950F	0, 1, 2, Tree! bitmasks, brute force, greedy, implementation, trees	1700	x7052
538A	Cutting Banner brute force, implementation	1400	x7046
612A	The Text Splitting brute force, implementation, strings	1300	x7004
1781C	Equal Frequencies brute force, constructive algorithms, greedy, implementation, sortings, strings	1600	x7003
817C	Really Big Numbers binary search, brute force, dp, math	1600	x7001
1935C	Messenger in MAC binary search, brute force, constructive algorithms, data structures, dp, greedy, sortings	1800	x6995
1660F1	Promising String (easy version) brute force, implementation, math, strings	1700	x6961
911C	Three Garlands brute force, constructive algorithms	1400	x6950
1660E	Matrix and Shifts brute force, constructive algorithms, greedy, implementation	1600	x6939
1466E	Apollo versus Pan bitmasks, brute force, math	1800	x6926
794A	Bank Robbery brute force, implementation	800	x6906
3C	Tic-tac-toe brute force, games, implementation	1800	x6847
1200E	Compress Words brute force, hashing, implementation, string suffix structures, strings	2000	x6837
1758D	Range = √Sum binary search, brute force, constructive algorithms, math, two pointers	1800	x6832
922C	Cave Painting brute force, number theory	1600	x6832
7A	Kalevitch and Chess brute force, constructive algorithms	1100	x6827
29A	Spit Problem brute force	1000	x6804
761B	Dasha and friends brute force, implementation, math	1300	x6798
937B	Vile Grasshoppers brute force, math, number theory	1400	x6782
988D	Points and Powers of Two brute force, math	1800	x6771
1353E	K-periodic Garland brute force, dp, greedy	1900	x6759
859B	Lazy Security Guard brute force, geometry, math	1000	x6734
975B	Mancala brute force, implementation	1100	x6733
366B	Dima and To-do List brute force, implementation	1200	x6712
934A	A Compatible Pair brute force, games	1400	x6697
181A	Series of Crimes brute force, geometry, implementation	800	x6689
1552D	Array Differentiation bitmasks, brute force, constructive algorithms, dfs and similar, dp, graphs, math	1800	x6673
1731D	Valiant's New Map binary search, brute force, data structures, dp, two pointers	1700	x6672
1155D	Beautiful Array brute force, data structures, divide and conquer, dp, greedy	1900	x6668
357A	Group of Students brute force, greedy, implementation	1000	x6665
1096C	Polygon for the Angle brute force, geometry	1600	x6661
908C	New Year and Curling brute force, geometry, implementation, math	1500	x6658
493C	Vasya and Basketball binary search, brute force, data structures, implementation, sortings, two pointers	1600	x6656
284B	Cows and Poker Game brute force, implementation	1000	x6647
1706D1	Chopping Carrots (Easy Version) binary search, brute force, constructive algorithms, greedy, number theory	1700	x6645
1175C	Electrification binary search, brute force, greedy	1600	x6591
505A	Mr. Kitayuta's Gift brute force, implementation, strings	1100	x6587
722A	Broken Clock brute force, implementation	1300	x6569
1846E2	Rudolf and Snowflakes (hard version) binary search, brute force, implementation, math	1800	x6546
830A	Office Keys binary search, brute force, dp, greedy, sortings	1800	x6535
633B	A Trivial Problem brute force, constructive algorithms, math, number theory	1300	x6530
219C	Color Stripe brute force, dp, greedy	1600	x6530
489D	Unbearable Controversy of Being brute force, combinatorics, dfs and similar, graphs	1700	x6529
1152C	Neko does Maths brute force, math, number theory	1800	x6507
895A	Pizza Separation brute force, implementation	1200	x6446
485B	Valuable Resources brute force, greedy	1300	x6442
1822G1	Magic Triples (Easy Version) brute force, data structures, math, number theory	1700	x6435
1955E	Long Inversions brute force, greedy, implementation, sortings	1700	x6411
1620C	BA-String brute force, dp, greedy, implementation, math	1800	x6336
1073D	Berland Fair binary search, brute force, data structures, greedy	1700	x6303
1864D	Matrix Cascade brute force, constructive algorithms, data structures, dp, greedy, math	1700	x6298
814C	An impassioned circulation of affection brute force, dp, strings, two pointers	1600	x6288
1205B	Shortest Cycle bitmasks, brute force, graphs, shortest paths	1900	x6280
1763C	Another Array Problem brute force, constructive algorithms, greedy	2000	x6256
242A	Heads or Tails brute force, implementation	1100	x6228
35C	Fire Again brute force, dfs and similar, shortest paths	1500	x6224
920F	SUM and REPLACE brute force, data structures, dsu, number theory	2000	x6188
158D	Ice Sculptures *special problem, brute force, number theory	1300	x6169
1648B	Integral Array brute force, constructive algorithms, data structures, math	1800	x6165
165E	Compatible Numbers bitmasks, brute force, dfs and similar, dp	2200	x6155
1012A	Photo of The Sky brute force, implementation, math, sortings	1500	x6147
1674E	Breaking the Wall binary search, brute force, constructive algorithms, greedy, math	2000	x6137
1009D	Relatively Prime Graph brute force, constructive algorithms, graphs, greedy, math	1700	x6135
626A	Robot Sequence brute force, implementation	1000	x6135
192B	Walking in the Rain brute force, implementation	1100	x6135
1111B	Average Superhero Gang Power brute force, implementation, math	1700	x6113
1111C	Creative Snap binary search, brute force, divide and conquer, math	1700	x6087
300B	Coach brute force, dfs and similar, graphs	1500	x6079