Problemset - Codeforces

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

#	Name
2041N	Railway Construction	3300	x4
2041M	Selection Sort greedy	2000	x356
2041L	Building Castle	2900	x10
2041K	Trophic Balance Species	3100	x11
2041J	Bottle Arrangement dsu, greedy	2700	x44
2041I	Auto Complete data structures, implementation, sortings, strings, trees	2300	x207
2041H	Sheet Music combinatorics, dp, math	2300	x229
2041G	Grid Game	3100	x13
2041F	Segmentation Folds brute force, dfs and similar, number theory	2400	x138
2041E	Beautiful Array constructive algorithms	1200	x1328
2041D	Drunken Maze dfs and similar, graphs, shortest paths	1700	x688
2041C	Cube bitmasks, dp	2000	x521
2041B	Bowling Frame binary search, math	1200	x1401
2041A	The Bento Box Adventure implementation	1300	x2449
2039H2	Cool Swap Walk (Hard Version) constructive algorithms, constructive algorithms, constructive algorithms, implementation, implementation, sortings, sortings	3500	x17
2039H1	Cool Swap Walk (Easy Version) constructive algorithms, implementation, sortings	3500	x29
2039G	Shohag Loves Pebae math, number theory	3500	x14
2039F2	Shohag Loves Counting (Hard Version) dp, number theory	3200	x84
2039F1	Shohag Loves Counting (Easy Version) combinatorics, dp, math, number theory	2800	x199
2039E	Shohag Loves Inversions combinatorics, constructive algorithms, dp, implementation, math	2200	x1307
2039D	Shohag Loves GCD constructive algorithms, greedy, math, number theory	1700	x3289
2039C2	Shohag Loves XOR (Hard Version) bitmasks, brute force, math, number theory	1800	x2702
2039C1	Shohag Loves XOR (Easy Version) bitmasks, brute force, math, number theory	1200	x6772
2039B	Shohag Loves Strings constructive algorithms, greedy, implementation, strings	1000	x8494
2039A	Shohag Loves Mod constructive algorithms, number theory	800	x10641
2038N	Fixing the Expression implementation	800	x6175
2038M	Royal Flush dp, implementation	2800	x177
2038L	Bridge Renovation brute force, dp, greedy, math, two pointers	1400	x3158
2038K	Grid Walk brute force, dp, greedy, math, number theory	2100	x911
2038J	Waiting for... greedy, implementation	800	x4662
2038I	Polyathlon binary search, data structures, hashing, string suffix structures, strings	2500	x401
2038H	Galactic Council flows	3000	x84
2038G	Guess One Character constructive algorithms, implementation, interactive	1900	x1608
2038F	Alternative Platforms combinatorics, data structures, fft, math, sortings	2500	x305
2038E	Barrels data structures, greedy, math	2900	x88
2038D	Divide OR Conquer bitmasks, data structures, dp, implementation	2400	x449
2038C	DIY data structures, geometry, greedy, sortings	1400	x2842
2038B	Make It Equal binary search, brute force, greedy, math	2100	x1044
2038A	Bonus Project games, greedy	1400	x2451
2037G	Natlan Exploring bitmasks, combinatorics, data structures, dp, math, number theory	2000	x1963
2037F	Ardent Flames binary search, data structures, math, sortings, two pointers	2100	x1554
2037E	Kachina's Favorite Binary String dp, greedy, interactive, two pointers	1600	x4231
2037D	Sharky Surfing data structures, greedy, two pointers	1300	x8450
2037C	Superultra's Favorite Permutation constructive algorithms, greedy, math, number theory	1000	x15106
2037B	Intercepted Inputs brute force, implementation	800	x17477
2037A	Twice implementation	800	x22607
2036G	Library of Magic binary search, constructive algorithms, divide and conquer, interactive, math, number theory	2200	x1073
2036F	XORificator 3000 bitmasks, dp, number theory, two pointers	1900	x3316
2036E	Reverse the Rivers binary search, constructive algorithms, data structures, greedy	1600	x6431
2036D	I Love 1543 brute force, implementation, matrices	1300	x11465
2036C	Anya and 1100 brute force, implementation	1100	x16286
2036B	Startup greedy, sortings	800	x22871
2036A	Quintomania implementation	800	x30344
2035H	Peak Productivity Forces constructive algorithms	3500	x57
2035G2	Go Learn! (Hard Version) divide and conquer, dp	3500	x75
2035G1	Go Learn! (Easy Version) dp, trees	3300	x131
2035F	Tree Operations binary search, brute force, dfs and similar, dp, trees	2500	x780
2035E	Monster binary search, brute force, constructive algorithms, greedy, implementation, math, ternary search	2300	x1513
2035D	Yet Another Real Number Problem binary search, data structures, divide and conquer, greedy, implementation, math	1800	x4423
2035C	Alya and Permutation bitmasks, constructive algorithms, math	1400	x7959
2035B	Everyone Loves Tres constructive algorithms, greedy, math, number theory	900	x14627
2035A	Sliding implementation, math	800	x14807
2033G	Sakurako and Chefir data structures, dfs and similar, dp, greedy, trees	2200	x1265
2033F	Kosuke's Sloth brute force, math, number theory	1800	x5219
2033E	Sakurako, Kosuke, and the Permutation brute force, data structures, dfs and similar, dsu, graphs, greedy, math	1400	x9855
2033D	Kousuke's Assignment data structures, dp, dsu, greedy, math	1300	x12981
2033C	Sakurako's Field Trip dp, greedy, two pointers	1400	x12581
2033B	Sakurako and Water brute force, constructive algorithms, greedy	900	x22882
2033A	Sakurako and Kosuke constructive algorithms, implementation, math	800	x32809
2032F	Peanuts combinatorics, dp, games, math	2700	x262
2032E	Balanced constructive algorithms, data structures, greedy, implementation, math	2400	x949
2032D	Genokraken constructive algorithms, data structures, graphs, greedy, implementation, interactive, trees, two pointers	1800	x4532
2032C	Trinity binary search, math, sortings, two pointers	1400	x11118
2032B	Medians constructive algorithms, greedy, implementation, math	1100	x15496
2032A	Circuit greedy, implementation, math, number theory	800	x20222
2031F	Penchick and Even Medians binary search, constructive algorithms, interactive, probabilities	2800	x247
2031E	Penchick and Chloe's Trees data structures, dfs and similar, dp, greedy, implementation, math, sortings, trees	2100	x1626
2031D	Penchick and Desert Rabbit binary search, data structures, dfs and similar, dp, dsu, greedy, implementation, two pointers	1700	x5365
2031C	Penchick and BBQ Buns constructive algorithms, math, number theory	1300	x9256
2031B	Penchick and Satay Sticks brute force, greedy, sortings	900	x13435
2031A	Penchick and Modern Monument constructive algorithms, dp, greedy, math	800	x14645
2030G2	The Destruction of the Universe (Hard Version) combinatorics, math	3100	x109
2030G1	The Destruction of the Universe (Easy Version) combinatorics, greedy, math	2900	x149
2030F	Orangutan Approved Subarrays binary search, data structures, dp, greedy, implementation, two pointers	2400	x681
2030E	MEXimize the Score combinatorics, data structures, dp, greedy, implementation, math	2200	x1325
2030D	QED's Favorite Permutation data structures, implementation, sortings	1700	x6225
2030C	A TRUE Battle brute force, games, greedy	1100	x15724
2030B	Minimise Oneness combinatorics, constructive algorithms, games, math	800	x20029
2030A	A Gift From Orangutan constructive algorithms, greedy, math, sortings	800	x23380
2029I	Variance Challenge flows, graphs, greedy	3400	x27
2029H	Message Spread bitmasks, brute force, combinatorics, dp	3500	x42
2029G	Balanced Problem data structures, dp	3000	x125
2029F	Palindrome Everywhere constructive algorithms, graphs, greedy	2500	x616
2029E	Common Generator brute force, constructive algorithms, math, number theory	2100	x2385
2029D	Cool Graph constructive algorithms, data structures, dfs and similar, dsu, graphs, greedy, trees	1900	x2634
2029C	New Rating binary search, data structures, dp, greedy	1700	x4799
2029B	Replacement constructive algorithms, games, strings	1100	x8193
2029A	Set greedy, math	800	x10911
2028F	Alice's Adventures in Addition bitmasks, brute force, dp, implementation	2700	x301
2028E	Alice's Adventures in the Rabbit Hole combinatorics, dfs and similar, dp, games, greedy, math, probabilities, trees	2300	x1119

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