Problemset - Codeforces

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CodeTON Round 9 (Div. 1 + Div. 2, Rated, Prizes!)
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Problems

#	Name
615E	Hexagons binary search, implementation, math	2100	x987
615D	Multipliers math, number theory	2000	x3941
614B	Gena's Code implementation, math	1400	x6926
613C	Necklace constructive algorithms, math	2500	x1015
612E	Square Root of Permutation combinatorics, constructive algorithms, dfs and similar, graphs, math	2200	x1718
612C	Replace To Make Regular Bracket Sequence data structures, expression parsing, math	1400	x8189
612B	HDD is Outdated Technology implementation, math	1200	x7123
610A	Pasha and Stick combinatorics, math	1000	x23507
609C	Load Balancing implementation, math	1500	x6664
608A	Saitama Destroys Hotel implementation, math	1000	x9374
603E	Pastoral Oddities data structures, divide and conquer, dsu, math, trees	3000	x1307
603D	Ruminations on Ruminants geometry, math	2900	x340
603C	Lieges of Legendre games, math	2200	x1894
603B	Moodular Arithmetic combinatorics, dfs and similar, dsu, math, number theory	1800	x2589
603A	Alternative Thinking dp, greedy, math	1600	x7695
601C	Kleofáš and the n-thlon dp, math, probabilities	2300	x1335
601B	Lipshitz Sequence data structures, math	2100	x2333
599D	Spongebob and Squares brute force, math	1900	x2591
598A	Tricky Sum math	900	x26865
597A	Divisibility math	1600	x4545
596D	Wilbur and Trees dp, math, probabilities, sortings	2300	x685
595B	Pasha and Phone binary search, math	1600	x2928
593D	Happy Tree Party data structures, dfs and similar, graphs, math, trees	2400	x1265
593C	Beautiful Function constructive algorithms, math	2200	x284
592C	The Big Race math	1800	x3069
592B	The Monster and the Squirrel math	1100	x8639
591A	Wizards' Duel implementation, math	900	x14588
590B	Chip 'n Dale Rescue Rangers binary search, geometry, math	2100	x1917
588B	Duff in Love math	1300	x14150
585E	Present for Vitalik the Philatelist combinatorics, math, number theory	2900	x1114
584E	Anton and Ira constructive algorithms, greedy, math	2300	x1430
584D	Dima and Lisa brute force, math, number theory	1800	x9471
584A	Olesya and Rodion math	1000	x45676
582D	Number of Binominal Coefficients dp, math, number theory	3300	x658
581D	Three Logos bitmasks, brute force, constructive algorithms, geometry, implementation, math	1700	x3773
581C	Developing Skills implementation, math, sortings	1400	x7338
581B	Luxurious Houses implementation, math	1100	x13094
581A	Vasya the Hipster implementation, math	800	x72047
578A	A Problem about Polyline geometry, math	1700	x4773
576A	Vasya and Petya's Game math, number theory	1500	x14046
575H	Bots combinatorics, dp, math, number theory	1800	x1692
575A	Fibonotci data structures, math, matrices	2700	x808
573B	Bear and Blocks binary search, data structures, dp, math	1600	x5960
573A	Bear and Poker implementation, math, number theory	1300	x16729
571E	Geometric Progressions math	3200	x270
571A	Lengthening Sticks combinatorics, implementation, math	2100	x2330
570B	Simple Game constructive algorithms, games, greedy, implementation, math	1300	x16198
569B	Inventory greedy, math	1200	x7112
569A	Music implementation, math	1500	x4818
568D	Sign Posts brute force, geometry, math	2800	x308
568B	Symmetric and Transitive combinatorics, dp, math	1900	x2251
568A	Primes or Palindromes? brute force, implementation, math, number theory	1600	x5119
566F	Clique in the Divisibility Graph dp, math, number theory	1500	x3653
559C	Gerald and Giant Chess combinatorics, dp, math, number theory	2200	x6588
559A	Gerald's Hexagon brute force, geometry, math	1600	x10469
558C	Amr and Chemistry brute force, graphs, greedy, math, shortest paths	1900	x3996
557D	Vitaly and Cycle combinatorics, dfs and similar, graphs, math	2000	x2213
557C	Arthur and Table brute force, data structures, dp, greedy, math, sortings	1900	x4030
557B	Pasha and Tea constructive algorithms, implementation, math, sortings	1500	x7200
557A	Ilya and Diplomas greedy, implementation, math	1100	x8272
555D	Case of a Top Secret binary search, implementation, math	2500	x874
554A	Kyoya and Photobooks brute force, math, strings	900	x13291
553E	Kyoya and Train dp, fft, graphs, math, probabilities	3200	x557
553B	Kyoya and Permutation binary search, combinatorics, constructive algorithms, greedy, implementation, math	1900	x2120
553A	Kyoya and Colored Balls combinatorics, dp, math	1500	x8714
552D	Vanya and Triangles brute force, combinatorics, data structures, geometry, math, sortings	1900	x4497
552C	Vanya and Scales brute force, dp, greedy, math, meet-in-the-middle, number theory	1900	x5495
552B	Vanya and Books implementation, math	1200	x15442
552A	Vanya and Table implementation, math	1000	x9604
551D	GukiZ and Binary Operations combinatorics, implementation, math, matrices, number theory	2100	x1967
550E	Brackets in Implications constructive algorithms, greedy, implementation, math	2200	x1397
550C	Divisibility by Eight brute force, dp, math	1500	x28895
549H	Degenerate Matrix binary search, math	2100	x1996
549E	Sasha Circle geometry, math	2700	x156
547C	Mike and Foam bitmasks, combinatorics, dp, math, number theory	2300	x2901
547A	Mike and Frog brute force, greedy, implementation, math	2200	x2596
546E	Soldier and Traveling flows, graphs, math	2100	x3681
546D	Soldier and Number Game constructive algorithms, dp, math, number theory	1700	x11979
546A	Soldier and Bananas brute force, implementation, math	800	x185759
542D	Superhero's Job dfs and similar, dp, hashing, math, number theory	2600	x514
542C	Idempotent functions constructive algorithms, graphs, math	2000	x1135
538G	Berserk Robot constructive algorithms, math, sortings	3100	x470
538F	A Heap of Heaps brute force, data structures, math, sortings	2200	x1739
538E	Demiurges Play Again dfs and similar, dp, math, trees	2200	x1548
538C	Tourist's Notes binary search, brute force, greedy, implementation, math	1600	x5830
535E	Tavas and Pashmaks geometry, math	2600	x806
535C	Tavas and Karafs binary search, greedy, math	1900	x3800
534C	Polycarpus' Dice math	1600	x5037
534B	Covered Path dp, greedy, math	1400	x10336
534A	Exam constructive algorithms, implementation, math	1100	x12322
533C	Board Game games, greedy, implementation, math	1700	x2200
527A	Playing with Paper implementation, math	1100	x14494
526C	Om Nom and Candies brute force, greedy, math	2000	x2525
525E	Anya and Cubes binary search, bitmasks, brute force, dp, math, meet-in-the-middle	2100	x3323
525C	Ilya and Sticks greedy, math, sortings	1600	x5828
525B	Pasha and String constructive algorithms, greedy, math, strings	1400	x9443
520E	Pluses everywhere combinatorics, dp, math, number theory	2200	x1882
520C	DNA Alignment math, strings	1500	x4171
520B	Two Buttons dfs and similar, graphs, greedy, implementation, math, shortest paths	1400	x51551
519C	A and B and Team Training greedy, implementation, math, number theory	1300	x19779