Problemset - Codeforces

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Codeforces Round 941 (Div. 1)
43:46:15
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Codeforces Round 941 (Div. 2)
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Problems

#	Name
1914D	Three Activities brute force, dp, greedy, implementation, sortings	1200	x17928
1686B	Odd Subarrays dp, greedy	800	x17881
1846C	Rudolf and the Another Competition constructive algorithms, data structures, dp, greedy, sortings	1200	x17864
1807G1	Subsequence Addition (Easy Version) brute force, data structures, dp, greedy, implementation, sortings	1100	x17771
126B	Password binary search, dp, hashing, string suffix structures, strings	1700	x17684
1807G2	Subsequence Addition (Hard Version) bitmasks, dp, greedy, implementation, sortings	1100	x17588
538B	Quasi Binary constructive algorithms, dp, greedy, implementation	1400	x17571
1946B	Maximum Sum dp, greedy, math	1100	x17445
1466C	Canine poetry dp, greedy, strings	1300	x17282
1553C	Penalty bitmasks, brute force, dp, greedy	1200	x17270
1420C1	Pokémon Army (easy version) constructive algorithms, dp, greedy	1300	x16991
1566C	MAX-MEX Cut bitmasks, constructive algorithms, dp, greedy	1000	x16978
1113A	Sasha and His Trip dp, greedy, math	900	x16965
1843D	Apple Tree combinatorics, dfs and similar, dp, math, trees	1200	x16952
1661B	Getting Zero bitmasks, brute force, dfs and similar, dp, graphs, greedy, shortest paths	1300	x16928
977F	Consecutive Subsequence dp	1700	x16867
1713C	Build Permutation constructive algorithms, dp, math	1200	x16784
1245C	Constanze's Machine dp	1400	x16726
289B	Polo the Penguin and Matrix brute force, dp, implementation, sortings, ternary search	1400	x16714
1919C	Grouping Increases data structures, dp, greedy	1400	x16671
1485B	Replace and Keep Sorted dp, implementation, math	1200	x16642
118D	Caesar's Legions dp	1700	x16621
1029B	Creating the Contest dp, greedy, math	1200	x16373
1934B	Yet Another Coin Problem brute force, dp, greedy, math	1200	x16332
1941D	Rudolf and the Ball Game dfs and similar, dp, implementation	1200	x16292
1859C	Another Permutation Problem brute force, dp, greedy, math	1200	x16244
1706B	Making Towers dp, greedy, math	1100	x16191
1535C	Unstable String binary search, dp, greedy, implementation, strings, two pointers	1400	x16048
1923B	Monsters Attack! dp, greedy, implementation	1100	x15975
1900B	Laura and Operations dp, math	900	x15865
839C	Journey dfs and similar, dp, graphs, probabilities, trees	1500	x15845
1692G	2^Sort data structures, dp, sortings, two pointers	1400	x15823
1389B	Array Walk brute force, dp, greedy	1600	x15755
1272D	Remove One Element brute force, dp	1500	x15751
1304C	Air Conditioner dp, greedy, implementation, sortings, two pointers	1500	x15743
522A	Reposts *special problem, dfs and similar, dp, graphs, trees	1200	x15691
706C	Hard problem dp, strings	1600	x15586
1492C	Maximum width binary search, data structures, dp, greedy, two pointers	1500	x15533
1443B	Saving the City dp, greedy, math, sortings	1300	x15460
1320A	Journey Planning data structures, dp, greedy, math, sortings	1400	x15395
1451C	String Equality dp, greedy, hashing, implementation, strings	1400	x15187
1042B	Vitamins bitmasks, brute force, dp, implementation	1200	x15096
1373D	Maximum Sum on Even Positions divide and conquer, dp, greedy, implementation	1600	x14920
1879C	Make it Alternating combinatorics, dp, greedy	1300	x14794
1844C	Particles dp, greedy, implementation, math	1300	x14751
1108D	Diverse Garland constructive algorithms, dp, greedy	1400	x14680
1637B	MEX and Array brute force, dp, greedy, math	1100	x14601
1519D	Maximum Sum of Products brute force, dp, implementation, math, two pointers	1600	x14534
1391C	Cyclic Permutations combinatorics, dp, graphs, math	1500	x14528
1706C	Qpwoeirut And The City dp, flows, greedy, implementation	1400	x14406
1753A1	Make Nonzero Sum (easy version) constructive algorithms, dp, greedy	1300	x14242
1676G	White-Black Balanced Subtrees dfs and similar, dp, graphs, trees	1300	x14081
467C	George and Job dp, implementation	1700	x14047
1948C	Arrow Path brute force, constructive algorithms, dfs and similar, dp, graphs, shortest paths	1300	x14002
1732B	Ugu brute force, dp, greedy, implementation	900	x13966
1459B	Move and Turn dp, math	1300	x13852
1176C	Lose it! dp, greedy, implementation	1300	x13823
1528A	Parsa's Humongous Tree dfs and similar, divide and conquer, dp, greedy, trees	1600	x13801
1178B	WOW Factor dp, strings	1300	x13799
1553B	Reverse String brute force, dp, hashing, implementation, strings	1300	x13790
1253C	Sweets Eating dp, greedy, math, sortings	1500	x13784
1547E	Air Conditioners data structures, dp, implementation, shortest paths, sortings, two pointers	1500	x13779
1200B	Block Adventure dp, greedy	1200	x13586
1536C	Diluc and Kaeya data structures, dp, hashing, number theory	1500	x13514
161D	Distance in Tree dfs and similar, dp, trees	1800	x13504
1395C	Boboniu and Bit Operations bitmasks, brute force, dp, greedy	1600	x13487
349B	Color the Fence data structures, dp, greedy, implementation	1700	x13466
1245B	Restricted RPS constructive algorithms, dp, greedy	1200	x13428
1644C	Increase Subarray Sums brute force, dp, greedy, implementation	1400	x13313
1553D	Backspace dp, greedy, strings, two pointers	1500	x13286
1845C	Strong Password binary search, dp, greedy, strings	1400	x13272
1513C	Add One dp, matrices	1600	x13153
1646C	Factorials and Powers of Two bitmasks, brute force, constructive algorithms, dp, math	1500	x13086
987C	Three displays brute force, dp, implementation	1400	x13062
295B	Greg and Graph dp, graphs, shortest paths	1700	x13049
1766C	Hamiltonian Wall dp, implementation	1300	x13044
1633D	Make Them Equal dp, greedy	1600	x12943
276D	Little Girl and Maximum XOR bitmasks, dp, greedy, implementation, math	1700	x12906
1937B	Binary Path dp, greedy, implementation	1300	x12851
1771B	Hossam and Friends binary search, constructive algorithms, dp, two pointers	1400	x12753
998B	Cutting dp, greedy, sortings	1200	x12730
1904B	Collecting Game binary search, dp, greedy, sortings, two pointers	1100	x12684
5C	Longest Regular Bracket Sequence constructive algorithms, data structures, dp, greedy, sortings, strings	1900	x12623
1295C	Obtain The String dp, greedy, strings	1600	x12536
1328D	Carousel constructive algorithms, dp, graphs, greedy, math	1800	x12487
1534C	Little Alawn's Puzzle combinatorics, dp, dsu, graphs, math	1300	x12468
1324E	Sleeping Schedule dp, implementation	1700	x12427
1140D	Minimum Triangulation dp, greedy, math	1200	x12357
1830A	Copil Copac Draws Trees dfs and similar, dp, graphs, trees	1400	x12347
1461B	Find the Spruce brute force, dp, implementation	1400	x12347
1860C	Game on Permutation data structures, dp, games, greedy	1400	x12338
1288C	Two Arrays combinatorics, dp	1600	x12260
446A	DZY Loves Sequences dp, implementation, two pointers	1600	x12225
1632C	Strange Test binary search, bitmasks, brute force, dp, math	1600	x12218
1537E1	Erase and Extend (Easy Version) binary search, brute force, dp, greedy, hashing, implementation, string suffix structures, strings, two pointers	1600	x12212
1234C	Pipes dp, implementation	1500	x12183
1924A	Did We Get Everything Covered? constructive algorithms, dp, greedy, shortest paths, strings	1500	x12181
1847C	Vampiric Powers, anyone? bitmasks, brute force, dp, greedy	1400	x12168
505B	Mr. Kitayuta's Colorful Graph dfs and similar, dp, dsu, graphs	1400	x12064
1215B	The Number of Products combinatorics, dp, implementation	1400	x12039