Problemset - Codeforces

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

#	Name
723B	Text Document Analysis expression parsing, implementation, strings	1100	x10214
722B	Verse Pattern implementation, strings	1200	x6512
722A	Broken Clock brute force, implementation	1300	x6649
721B	Passwords implementation, math, sortings, strings	1100	x12108
719A	Vitya in the Countryside implementation	1100	x15560
717C	Potions Homework implementation, sortings	1200	x3964
716B	Complete the Word greedy, two pointers	1300	x12248
714B	Filya and Homework implementation, sortings	1200	x14579
714A	Meeting of Old Friends implementation, math	1100	x10801
712B	Memory and Trident implementation, strings	1100	x9784
708A	Letters Cyclic Shift constructive algorithms, greedy, implementation, strings	1200	x9020
707B	Bakery graphs	1300	x12995
706B	Interesting drink binary search, dp, implementation	1100	x64648
705B	Spider Man games, math	1100	x9179
701B	Cells Not Under Attack data structures, math	1200	x11802
690F1	Tree of Life (easy)	1300	x2174
690D1	The Wall (easy)	1200	x2625
690C1	Brain Network (easy)	1300	x2783
690A1	Collective Mindsets (easy)	1100	x2879
686B	Little Robber Girl's Zoo constructive algorithms, implementation, sortings	1100	x7807
683A	The Check of the Point *special problem, geometry	1200	x800
682B	Alyona and Mex sortings	1200	x11571
682A	Alyona and Numbers constructive algorithms, math, number theory	1100	x21874
681B	Economy Game brute force	1300	x8985
675A	Infinite Sequence math	1100	x14999
673B	Problems for Round greedy, implementation	1300	x3524
670C	Cinema implementation, sortings	1300	x9211
667B	Coat of Anticubism constructive algorithms, geometry	1100	x5639
667A	Pouring Rain geometry, math	1100	x8057
665C	Simple Strings dp, greedy, strings	1300	x10668
661A	Lazy Caterer Sequence *special problem	1300	x638
660A	Co-prime Array greedy, implementation, math, number theory	1200	x9057
659C	Tanya and Toys greedy, implementation	1200	x11507
659B	Qualifying Contest constructive algorithms, sortings	1300	x6303
653B	Bear and Compressing brute force, dfs and similar, dp, strings	1300	x5019
651B	Beautiful Paintings greedy, sortings	1200	x11612
651A	Joysticks dp, greedy, implementation, math	1100	x23056
648C	Путь Робота constructive algorithms, dfs and similar, graphs	1100	x1035
645B	Mischievous Mess Makers greedy, math	1200	x3412
645A	Amity Assessment brute force, constructive algorithms, implementation	1200	x3552
639A	Bear and Displayed Friends implementation	1200	x6162
638A	Home Numbers *special problem, constructive algorithms, math	1100	x4050
637B	Chat Order *special problem, binary search, constructive algorithms, data structures, sortings	1200	x17139
635A	Orchestra brute force, implementation	1100	x2924
634A	Island Puzzle constructive algorithms, implementation	1300	x3329
633B	A Trivial Problem brute force, constructive algorithms, math, number theory	1300	x6717
633A	Ebony and Ivory brute force, math, number theory	1100	x12874
632A	Grandma Laura and Apples	1200	x4611
631B	Print Check constructive algorithms, implementation	1200	x7446
630R	Game games, math	1200	x8728
630N	Forecast math	1300	x4741
630J	Divisibility math, number theory	1100	x11220
630F	Selection of Personnel combinatorics, math	1300	x6957
630D	Hexagons! math	1100	x11109
630C	Lucky Numbers combinatorics, math	1100	x22349
630B	Moore's Law math	1200	x7466
629B	Far Relative’s Problem brute force	1100	x8057
628C	Bear and String Distance greedy, strings	1300	x5871
628B	New Skateboard dp	1300	x10918
626B	Cards constructive algorithms, dp, math	1300	x6634
625C	K-special Tables constructive algorithms, implementation	1300	x6840
625B	War of the Corporations constructive algorithms, greedy, strings	1200	x10472
624B	Making a String greedy, sortings	1100	x8000
621B	Wet Shark and Bishops combinatorics, implementation	1300	x11071
618B	Guess the Permutation constructive algorithms	1100	x8001
617B	Chocolate combinatorics	1300	x18113
612B	HDD is Outdated Technology implementation, math	1200	x7130
612A	The Text Splitting brute force, implementation, strings	1300	x7301
611B	New Year and Old Property bitmasks, brute force, implementation	1300	x10169
610B	Vika and Squares constructive algorithms, implementation	1300	x7319
609B	The Best Gift constructive algorithms, implementation	1100	x9208
606A	Magic Spheres implementation	1200	x8000
602A	Two Bases brute force, implementation	1100	x8525
600B	Queries about less or equal elements binary search, data structures, sortings, two pointers	1300	x30582
598B	Queries on a String implementation, strings	1300	x11237
596B	Wilbur and Array greedy, implementation	1100	x10381
596A	Wilbur and Swimming Pool geometry, implementation	1100	x7763
593A	2Char brute force, implementation	1200	x5810
592B	The Monster and the Squirrel math	1100	x8639
592A	PawnChess implementation	1200	x6361
591B	Rebranding implementation, strings	1200	x8255
588B	Duff in Love math	1300	x14155
586B	Laurenty and Shop implementation	1300	x5154
583B	Robot's Task greedy, implementation	1200	x8736
581B	Luxurious Houses implementation, math	1100	x13097
579B	Finding Team Member brute force, implementation, sortings	1300	x5263
574A	Bear and Elections greedy, implementation	1200	x9100
573A	Bear and Poker implementation, math, number theory	1300	x16745
572B	Order Book data structures, greedy, implementation, sortings	1300	x7008
570B	Simple Game constructive algorithms, games, greedy, implementation, math	1300	x16207
570A	Elections implementation	1100	x13914
569B	Inventory greedy, math	1200	x7113
567B	Berland National Library implementation	1300	x8456
560B	Gerald is into Art constructive algorithms, implementation	1200	x7948
558B	Amr and The Large Array implementation	1300	x7875
558A	Lala Land and Apple Trees brute force, implementation, sortings	1100	x10398
557A	Ilya and Diplomas greedy, implementation, math	1100	x8273
556B	Case of Fake Numbers brute force, implementation	1100	x7944
554B	Ohana Cleans Up brute force, greedy, strings	1200	x10008
552B	Vanya and Books implementation, math	1200	x15443