Problemset - Codeforces

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Codeforces Round 946 (Div. 3)
42:46:58
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brute force

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Problems

#	Name
1735D	Meta-set brute force, combinatorics, data structures, hashing, math	1700	x5302
1132C	Painting the Fence brute force	1700	x5287
1210A	Anadi and Domino brute force, graphs	1700	x5120
578B	"Or" Game brute force, greedy	1700	x5120
1903D1	Maximum And Queries (easy version) binary search, bitmasks, brute force, greedy	1700	x5119
1670D	Very Suspicious binary search, brute force, geometry, greedy, implementation, math	1700	x4960
1579F	Array Stabilization (AND version) brute force, graphs, math, number theory, shortest paths	1700	x4570
1019A	Elections brute force, greedy	1700	x4568
1202B	You Are Given a Decimal String... brute force, dp, shortest paths	1700	x4502
900C	Remove Extra One brute force, data structures, math	1700	x4424
831C	Jury Marks brute force, constructive algorithms	1700	x4383
1043D	Mysterious Crime brute force, combinatorics, math, meet-in-the-middle, two pointers	1700	x4376
789B	Masha and geometric depression brute force, implementation, math	1700	x4346
766C	Mahmoud and a Message brute force, dp, greedy, strings	1700	x4320
685A	Robbers' watch brute force, combinatorics, dp, math	1700	x4145
761D	Dasha and Very Difficult Problem binary search, brute force, constructive algorithms, greedy, sortings	1700	x3944
439C	Devu and Partitioning of the Array brute force, constructive algorithms, implementation, number theory	1700	x3798
1129A1	Toy Train (Simplified) brute force, greedy	1700	x3771
1580A	Portal brute force, data structures, dp, greedy, implementation	1700	x3564
471C	MUH and House of Cards binary search, brute force, greedy, math	1700	x3536
581D	Three Logos bitmasks, brute force, constructive algorithms, geometry, implementation, math	1700	x3437
1142A	The Beatles brute force, math	1700	x3394
451C	Predict Outcome of the Game brute force, implementation, math	1700	x3300
938C	Constructing Tests binary search, brute force, constructive algorithms	1700	x3278
14C	Four Segments brute force, constructive algorithms, geometry, implementation, math	1700	x3096
850A	Five Dimensional Points brute force, geometry, math	1700	x2996
156A	Message brute force	1700	x2994
281B	Nearest Fraction brute force, implementation, two pointers	1700	x2934
769D	k-Interesting Pairs Of Integers *special problem, bitmasks, brute force, meet-in-the-middle	1700	x2214
442A	Borya and Hanabi bitmasks, brute force, implementation	1700	x2094
18B	Platforms brute force, math	1700	x2064
305B	Continued Fractions brute force, implementation, math	1700	x2032
63C	Bulls and Cows brute force, implementation	1700	x1632
65B	Harry Potter and the History of Magic brute force, greedy, implementation	1700	x1320
106D	Treasure Island brute force, implementation	1700	x1292
98A	Help Victoria the Wise brute force, implementation	1700	x1168
202B	Brand New Easy Problem brute force	1700	x808
183B	Zoo brute force, geometry	1700	x677
448D	Multiplication Table binary search, brute force	1800	x13319
1396B	Stoned Game brute force, constructive algorithms, games, greedy	1800	x10896
300C	Beautiful Numbers brute force, combinatorics	1800	x8893
584D	Dima and Lisa brute force, math, number theory	1800	x8856
1500A	Going Home brute force, hashing, implementation, math	1800	x8564
1572A	Book binary search, brute force, data structures, dp, graphs, implementation, sortings	1800	x8558
1335E2	Three Blocks Palindrome (hard version) brute force, data structures, dp, two pointers	1800	x7988
1845D	Rating System binary search, brute force, data structures, dp, dsu, greedy, math, two pointers	1800	x7342
1841C	Ranom Numbers brute force, dp, greedy, math, strings	1800	x7328
1426E	Rock, Paper, Scissors brute force, constructive algorithms, flows, greedy, math	1800	x7232
1244D	Paint the Tree brute force, constructive algorithms, dp, graphs, implementation, trees	1800	x7232
1935C	Messenger in MAC binary search, brute force, constructive algorithms, data structures, dp, greedy, sortings	1800	x7187
1466E	Apollo versus Pan bitmasks, brute force, math	1800	x7009
3C	Tic-tac-toe brute force, games, implementation	1800	x6887
1758D	Range = √Sum binary search, brute force, constructive algorithms, math, two pointers	1800	x6882
988D	Points and Powers of Two brute force, math	1800	x6810
1552D	Array Differentiation bitmasks, brute force, constructive algorithms, dfs and similar, dp, graphs, math	1800	x6708
1846E2	Rudolf and Snowflakes (hard version) binary search, brute force, implementation, math	1800	x6605
830A	Office Keys binary search, brute force, dp, greedy, sortings	1800	x6599
1152C	Neko does Maths brute force, math, number theory	1800	x6531
1620C	BA-String brute force, dp, greedy, implementation, math	1800	x6369
1648B	Integral Array brute force, constructive algorithms, data structures, math	1800	x6198
776C	Molly's Chemicals binary search, brute force, data structures, implementation, math	1800	x5746
1720D1	Xor-Subsequence (easy version) bitmasks, brute force, dp, strings, trees, two pointers	1800	x5739
1862F	Magic Will Save the World binary search, bitmasks, brute force, dp	1800	x5714
1556C	Compressed Bracket Sequence brute force, implementation	1800	x5661
1867D	Cyclic Operations brute force, constructive algorithms, dfs and similar, graphs, greedy, implementation	1800	x5352
1781D	Many Perfect Squares brute force, math, number theory	1800	x5264
913D	Too Easy Problems binary search, brute force, data structures, greedy, sortings	1800	x4500
911D	Inversion Counting brute force, math	1800	x4460
1108E1	Array and Segments (Easy version) brute force, greedy, implementation	1800	x4422
257C	View Angle brute force, geometry, math	1800	x4195
585A	Gennady the Dentist brute force, implementation	1800	x4115
1129A2	Toy Train brute force, greedy	1800	x4040
1138B	Circus brute force, greedy, math, strings	1800	x3939
813B	The Golden Age brute force, math	1800	x3789
768C	Jon Snow and his Favourite Number brute force, dp, implementation, sortings	1800	x3771
551B	ZgukistringZ brute force, constructive algorithms, implementation, strings	1800	x3759
1930D1	Sum over all Substrings (Easy Version) brute force, dp, greedy, strings	1800	x3707
487A	Fight the Monster binary search, brute force, implementation	1800	x3662
914C	Travelling Salesman and Special Numbers brute force, combinatorics, dp	1800	x3651
991E	Bus Number brute force, combinatorics, math	1800	x3411
1666C	Connect the Points brute force, constructive algorithms, geometry	1800	x3087
822D	My pretty girl Noora brute force, dp, greedy, math, number theory	1800	x2966
641C	Little Artem and Dance brute force, constructive algorithms, implementation	1800	x2842
626D	Jerry's Protest brute force, combinatorics, dp, probabilities	1800	x2652
846C	Four Segments brute force, data structures, dp	1800	x2614
1250B	The Feast and the Bus brute force, constructive algorithms, greedy, math	1800	x2565
846B	Math Show brute force, greedy	1800	x2454
1575D	Divisible by Twenty-Five brute force, dfs and similar, dp	1800	x2418
538D	Weird Chess brute force, constructive algorithms, implementation	1800	x2406
336C	Vasily the Bear and Sequence brute force, greedy, implementation, number theory	1800	x2372
778B	Bitwise Formula bitmasks, brute force, dfs and similar, expression parsing, implementation	1800	x2261
452B	4-point polyline brute force, constructive algorithms, geometry, trees	1800	x1980
58C	Trees brute force	1800	x1964
49D	Game brute force, dp, implementation	1800	x1834
513G1	Inversions problem brute force, dfs and similar, dp, meet-in-the-middle	1800	x1756
252B	Unsorting Array brute force, sortings	1800	x1683
883H	Palindromic Cut brute force, implementation, strings	1800	x1566
117B	Very Interesting Game brute force, number theory	1800	x1538
140B	New Year Cards brute force, greedy, implementation	1800	x1478
200C	Football Championship brute force, implementation	1800	x1004