Problemset - Codeforces

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Rayan Programming Contest 2024 - Selection (Codeforces Round 989, Div. 1 + Div. 2)
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Problems

#	Name
2041E	Beautiful Array constructive algorithms	1200	x1865
2041B	Bowling Frame binary search, brute force, math	1200	x1814
2039C1	Shohag Loves XOR (Easy Version) bitmasks, brute force, math, number theory	1200	x7389
2039B	Shohag Loves Strings constructive algorithms, greedy, implementation, strings	1000	x9283
2039A	Shohag Loves Mod constructive algorithms, number theory	800	x11536
2038N	Fixing the Expression implementation	800	x6368
2038J	Waiting for... greedy, implementation	800	x4815
2037C	Superultra's Favorite Permutation constructive algorithms, greedy, math, number theory	1000	x15475
2037B	Intercepted Inputs brute force, implementation	800	x17852
2037A	Twice implementation	800	x23120
2036C	Anya and 1100 brute force, implementation	1100	x16376
2036B	Startup greedy, sortings	800	x22973
2036A	Quintomania implementation	800	x30487
2035B	Everyone Loves Tres constructive algorithms, greedy, math, number theory	900	x14706
2035A	Sliding implementation, math	800	x14850
2033B	Sakurako and Water brute force, constructive algorithms, greedy	900	x22961
2033A	Sakurako and Kosuke constructive algorithms, implementation, math	800	x32895
2032B	Medians constructive algorithms, greedy, implementation, math	1100	x15562
2032A	Circuit greedy, implementation, math, number theory	800	x20298
2031B	Penchick and Satay Sticks brute force, greedy, sortings	900	x13689
2031A	Penchick and Modern Monument constructive algorithms, dp, greedy, math	800	x14885
2030C	A TRUE Battle brute force, games, greedy	1100	x15767
2030B	Minimise Oneness combinatorics, constructive algorithms, games, math	800	x20062
2030A	A Gift From Orangutan constructive algorithms, greedy, math, sortings	800	x23457
2029B	Replacement constructive algorithms, games, strings	1100	x8269
2029A	Set greedy, math	800	x10979
2028A	Alice's Adventures in ''Chess'' brute force, implementation, math	900	x13871
2027B	Stalin Sort brute force, greedy	1100	x13622
2027A	Rectangle Arrangement geometry, implementation, math	800	x18571
2026A	Perpendicular Segments constructive algorithms, geometry, greedy, math	900	x15927
2025B	Binomial Coefficients, Kind Of combinatorics, dp, math	1100	x16425
2025A	Two Screens binary search, greedy, strings, two pointers	800	x23482
2024B	Buying Lemonade binary search, constructive algorithms, sortings	1100	x13138
2024A	Profitable Interest Rate greedy, math	800	x18852
2022A	Bus to Pénjamo constructive algorithms, greedy, implementation, math	800	x13758
2021B	Maximize Mex brute force, greedy, math, number theory	1200	x14313
2021A	Meaning Mean data structures, greedy, math, sortings	800	x18573
2020B	Brightness Begins binary search, math	1200	x16400
2020A	Find Minimum Operations bitmasks, brute force, greedy, math, number theory	800	x21882
2019B	All Pairs Segments implementation, math	1200	x13851
2019A	Max Plus Size brute force, dp, greedy	800	x22850
2014C	Robin Hood in Town binary search, greedy, math	1100	x21580
2014B	Robin Hood and the Major Oak math	800	x28283
2014A	Robin Helps greedy, implementation	800	x37044
2013B	Battle for Survive constructive algorithms, greedy, math	900	x22982
2013A	Zhan's Blender constructive algorithms, math	800	x27114
2010B	Three Brothers brute force, implementation, math	800	x19914
2010A	Alternating Sum of Numbers brute force, implementation, math	800	x16828
2009C	The Legend of Freya the Frog implementation, math	1100	x25957
2009B	osu!mania brute force, implementation	800	x41908
2009A	Minimize! brute force, math	800	x51658
2008D	Sakurako's Hobby dp, dsu, graphs, math	1100	x19160
2008C	Longest Good Array binary search, brute force, math	800	x30372
2008B	Square or Not brute force, math, strings	800	x28531
2008A	Sakurako's Exam brute force, constructive algorithms, greedy, math	800	x35224
2007B	Index and Maximum Value data structures, greedy	900	x21220
2007A	Dora's Set greedy, math, number theory	800	x22666
2005B2	The Strict Teacher (Hard Version) binary search, greedy, math, sortings	1200	x17290
2005B1	The Strict Teacher (Easy Version) greedy, math, sortings	1000	x19999
2005A	Simple Palindrome combinatorics, constructive algorithms, greedy, math	900	x21686
2004C	Splitting Items games, greedy, sortings	1100	x23333
2004B	Game with Doors brute force, greedy	1000	x26107
2004A	Closest Point implementation, math	800	x30303
2003C	Turtle and Good Pairs constructive algorithms, greedy, sortings, strings	1200	x18153
2003B	Turtle and Piggy Are Playing a Game 2 games, greedy, sortings	800	x25136
2003A	Turtle and Good Strings greedy, strings	800	x28975
2002C	Black Circles brute force, geometry, greedy, math	1200	x15085
2002B	Removals Game constructive algorithms, games	1000	x18892
2002A	Distanced Coloring constructive algorithms, implementation, math	800	x19470
2001B	Generate Permutation constructive algorithms	800	x24029
2001A	Make All Equal greedy, implementation	800	x29576
2000D	Right Left Wrong greedy, implementation, two pointers	1200	x23089
2000C	Numeric String Template data structures, strings	1000	x25467
2000B	Seating in a Bus two pointers	800	x33843
2000A	Primary Task implementation, math, strings	800	x37402
1999D	Slavic's Exam greedy, implementation, strings	1100	x27052
1999C	Showering greedy, implementation	800	x35153
1999B	Card Game brute force, constructive algorithms, implementation	1000	x32529
1999A	A+B Again? implementation, math	800	x56367
1998B	Minimize Equal Sum Subarrays constructive algorithms, math, number theory	1000	x23857
1998A	Find K Distinct Points with Fixed Center constructive algorithms, implementation, math	800	x23974
1997C	Even Positions constructive algorithms, data structures, greedy	1100	x22051
1997B	Make Three Regions constructive algorithms, two pointers	1100	x20671
1997A	Strong Password brute force, implementation, strings	800	x29285
1996C	Sort dp, greedy, sortings, strings	1200	x22989
1996B	Scale greedy, implementation	800	x32638
1996A	Legs binary search, math, ternary search	800	x43408
1995B1	Bouquet (Easy Version) binary search, brute force, greedy, sortings, two pointers	1100	x18035
1995A	Diagonals brute force, greedy, implementation, math	800	x24272
1994B	Fun Game bitmasks, constructive algorithms, greedy, math	1100	x16594
1994A	Diverse Game constructive algorithms, greedy, implementation	800	x20284
1993B	Parity and Sum constructive algorithms, greedy	1100	x22817
1993A	Question Marks greedy, implementation	800	x29476
1992D	Test of Love dp, greedy, implementation	1200	x20479
1992C	Gorilla and Permutation constructive algorithms, math	900	x29194
1992B	Angry Monk greedy, math, sortings	800	x34354
1992A	Only Pluses brute force, constructive algorithms, greedy, math, sortings	800	x41464
1991B	AND Reconstruction bitmasks, constructive algorithms, greedy	1100	x16417
1991A	Maximize the Last Element greedy, implementation	800	x21899
1990B	Array Craft constructive algorithms, greedy	1200	x16574

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