Problemset - Codeforces

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Before contest
Codeforces Round 941 (Div. 1)
4 days

Before contest
Codeforces Round 941 (Div. 2)
4 days

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Difficulty: —

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Problems

#	Name
189A	Cut Ribbon brute force, dp	1300	x62157
476B	Dreamoon and WiFi bitmasks, brute force, combinatorics, dp, math, probabilities	1300	x28920
1360E	Polygon dp, graphs, implementation, shortest paths	1300	x24347
1470A	Strange Birthday Party binary search, dp, greedy, sortings, two pointers	1300	x21157
1285B	Just Eat It! dp, greedy, implementation	1300	x20874
1555C	Coin Rows brute force, constructive algorithms, dp, implementation	1300	x20783
1660C	Get an Even String dp, greedy, strings	1300	x18680
1037C	Equalize dp, greedy, strings	1300	x18273
1618D	Array and Operations dp, greedy, math	1300	x18219
1703F	Yet Another Problem About Pairs Satisfying an Inequality binary search, data structures, dp, greedy, sortings	1300	x18014
1927D	Find the Different Ones! binary search, brute force, data structures, dp, dsu, greedy, two pointers	1300	x17974
1466C	Canine poetry dp, greedy, strings	1300	x17278
1420C1	Pokémon Army (easy version) constructive algorithms, dp, greedy	1300	x16985
1661B	Getting Zero bitmasks, brute force, dfs and similar, dp, graphs, greedy, shortest paths	1300	x16913
1443B	Saving the City dp, greedy, math, sortings	1300	x15457
1879C	Make it Alternating combinatorics, dp, greedy	1300	x14759
1844C	Particles dp, greedy, implementation, math	1300	x14740
1753A1	Make Nonzero Sum (easy version) constructive algorithms, dp, greedy	1300	x14232
1676G	White-Black Balanced Subtrees dfs and similar, dp, graphs, trees	1300	x14052
1948C	Arrow Path brute force, constructive algorithms, dfs and similar, dp, graphs, shortest paths	1300	x13894
1459B	Move and Turn dp, math	1300	x13844
1176C	Lose it! dp, greedy, implementation	1300	x13820
1553B	Reverse String brute force, dp, hashing, implementation, strings	1300	x13790
1178B	WOW Factor dp, strings	1300	x13789
1766C	Hamiltonian Wall dp, implementation	1300	x13028
1937B	Binary Path dp, greedy, implementation	1300	x12804
1534C	Little Alawn's Puzzle combinatorics, dp, dsu, graphs, math	1300	x12468
1945D	Seraphim the Owl dp, greedy	1300	x11599
1774C	Ice and Fire constructive algorithms, dp, greedy	1300	x11517
1870C	Colorful Table binary search, data structures, dp, implementation, math, two pointers	1300	x10670
1900C	Anji's Binary Tree dfs and similar, dp, trees	1300	x10314
628B	New Skateboard dp	1300	x10273
777B	Game of Credit Cards data structures, dp, greedy, sortings	1300	x9326
665C	Simple Strings dp, greedy, strings	1300	x9106
870C	Maximum splitting dp, greedy, math, number theory	1300	x8950
1315B	Homecoming binary search, dp, greedy, strings	1300	x8921
416B	Art Union brute force, dp, implementation	1300	x8453
798B	Mike and strings brute force, dp, strings	1300	x8258
1040B	Shashlik Cooking dp, greedy, math	1300	x7008
626B	Cards constructive algorithms, dp, math	1300	x6500
234C	Weather dp, implementation	1300	x5313
653B	Bear and Compressing brute force, dfs and similar, dp, strings	1300	x4863
1769C2	Подкрутка II *special problem, dp	1300	x908
489C	Given Length and Sum of Digits... dp, greedy, implementation	1400	x44266
1526B	I Hate 1111 dp, math, number theory	1400	x28488
698A	Vacations dp	1400	x28342
1195C	Basketball Exercise dp	1400	x23735
414B	Mashmokh and ACM combinatorics, dp, number theory	1400	x20693
1350B	Orac and Models dp, math, number theory	1400	x20486
1380C	Create The Teams brute force, dp, greedy, implementation, sortings	1400	x19845
538B	Quasi Binary constructive algorithms, dp, greedy, implementation	1400	x17566
1245C	Constanze's Machine dp	1400	x16715
289B	Polo the Penguin and Matrix brute force, dp, implementation, sortings, ternary search	1400	x16707
1919C	Grouping Increases data structures, dp, greedy	1400	x16630
1535C	Unstable String binary search, dp, greedy, implementation, strings, two pointers	1400	x16036
1692G	2^Sort data structures, dp, sortings, two pointers	1400	x15798
1320A	Journey Planning data structures, dp, greedy, math, sortings	1400	x15347
1451C	String Equality dp, greedy, hashing, implementation, strings	1400	x15182
1108D	Diverse Garland constructive algorithms, dp, greedy	1400	x14678
1706C	Qpwoeirut And The City dp, flows, greedy, implementation	1400	x14401
1644C	Increase Subarray Sums brute force, dp, greedy, implementation	1400	x13307
1845C	Strong Password binary search, dp, greedy, strings	1400	x13250
987C	Three displays brute force, dp, implementation	1400	x13049
1771B	Hossam and Friends binary search, constructive algorithms, dp, two pointers	1400	x12736
1461B	Find the Spruce brute force, dp, implementation	1400	x12343
1860C	Game on Permutation data structures, dp, games, greedy	1400	x12331
1830A	Copil Copac Draws Trees dfs and similar, dp, graphs, trees	1400	x12325
1847C	Vampiric Powers, anyone? bitmasks, brute force, dp, greedy	1400	x12156
505B	Mr. Kitayuta's Colorful Graph dfs and similar, dp, dsu, graphs	1400	x12055
1215B	The Number of Products combinatorics, dp, implementation	1400	x12028
1276A	As Simple as One and Two dp, greedy	1400	x12022
1282B1	K for the Price of One (Easy Version) dp, greedy, sortings	1400	x11159
1415C	Bouncing Ball brute force, dp, implementation	1400	x10628
1284B	New Year and Ascent Sequence binary search, combinatorics, data structures, dp, implementation, sortings	1400	x10576
602B	Approximating a Constant Range dp, implementation, two pointers	1400	x10381
253B	Physics Practical binary search, dp, sortings, two pointers	1400	x10280
1189C	Candies! data structures, dp, implementation, math	1400	x10254
797B	Odd sum dp, greedy, implementation	1400	x10124
1895C	Torn Lucky Ticket brute force, dp, hashing, implementation, math	1400	x10012
534B	Covered Path dp, greedy, math	1400	x9834
1609C	Complex Market Analysis binary search, dp, implementation, number theory, schedules, two pointers	1400	x9459
940B	Our Tanya is Crying Out Loud dp, greedy	1400	x8784
548B	Mike and Fun brute force, dp, greedy, implementation	1400	x8262
359B	Permutation constructive algorithms, dp, math	1400	x7699
180C	Letter dp	1400	x7035
44E	Anfisa the Monkey dp	1400	x4759
120F	Spiders dp, greedy, trees	1400	x3498
928B	Chat *special problem, dp	1400	x2489
174B	File List dp, greedy, implementation	1400	x2188
455A	Boredom dp	1500	x53948
550A	Two Substrings brute force, dp, greedy, implementation, strings	1500	x36134
550C	Divisibility by Eight brute force, dp, math	1500	x27162
545C	Woodcutters dp, greedy	1500	x26134
1526C1	Potions (Easy Version) brute force, data structures, dp, greedy	1500	x21077
166E	Tetrahedron dp, math, matrices	1500	x19860
1389C	Good String brute force, dp, greedy, two pointers	1500	x18304
1385D	a-Good String bitmasks, brute force, divide and conquer, dp, implementation	1500	x18273
1538F	Interesting Function binary search, dp, math, number theory	1500	x18263
1418C	Mortal Kombat Tower dp, graphs, greedy, shortest paths	1500	x18047
1516B	AGAGA XOOORRR bitmasks, brute force, dp, greedy	1500	x17987