Problemset - Codeforces

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Codeforces Round 951 (Div. 2)
25:53:05
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Problems

#	Name
630I	Parking Lot combinatorics, math	1700	x6358
630H	Benches combinatorics, math	1400	x4763
630G	Challenge Pennants combinatorics, math	1600	x2655
630F	Selection of Personnel combinatorics, math	1300	x6606
630E	A rectangle math	1900	x2264
630D	Hexagons! math	1100	x10034
630C	Lucky Numbers combinatorics, math	1100	x20810
630B	Moore's Law math	1200	x7134
628A	Tennis Tournament implementation, math	1000	x6210
627A	XOR Equation dp, math	1700	x3979
626G	Raffles data structures, dp, greedy, math	3100	x520
626E	Simple Skewness binary search, math, ternary search	2400	x1302
626C	Block Towers brute force, greedy, math, number theory	1600	x4298
626B	Cards constructive algorithms, dp, math	1300	x6536
625D	Finals in arithmetic constructive algorithms, implementation, math	2400	x626
625A	Guest From the Past implementation, math	1700	x5360
624A	Save Luke math	800	x10184
623E	Transforming Sequence combinatorics, dp, fft, math	3300	x536
623D	Birthday greedy, math, probabilities	2700	x468
622F	The Sum of the k-th Powers math	2600	x3540
622A	Infinite Sequence implementation, math	1000	x9130
621D	Rat Kwesh and Cheese brute force, constructive algorithms, math	2400	x965
621C	Wet Shark and Flowers combinatorics, math, number theory, probabilities	1700	x5318
620A	Professor GukiZ's Robot implementation, math	800	x12808
618G	Combining Slimes dp, math, matrices, probabilities	3300	x221
617A	Elephant math	800	x172457
616E	Sum of Remainders implementation, math, number theory	2200	x2723
615E	Hexagons binary search, implementation, math	2100	x965
615D	Multipliers math, number theory	2000	x3813
614B	Gena's Code implementation, math	1400	x6792
613C	Necklace constructive algorithms, math	2500	x975
612E	Square Root of Permutation combinatorics, constructive algorithms, dfs and similar, graphs, math	2200	x1588
612C	Replace To Make Regular Bracket Sequence data structures, expression parsing, math	1400	x7753
612B	HDD is Outdated Technology implementation, math	1200	x6852
610A	Pasha and Stick combinatorics, math	1000	x22225
609C	Load Balancing implementation, math	1500	x6354
608A	Saitama Destroys Hotel implementation, math	1000	x9169
603E	Pastoral Oddities data structures, divide and conquer, dsu, math, trees	3000	x1172
603D	Ruminations on Ruminants geometry, math	2900	x338
603C	Lieges of Legendre games, math	2200	x1809
603B	Moodular Arithmetic combinatorics, dfs and similar, dsu, math, number theory	1800	x2539
603A	Alternative Thinking dp, greedy, math	1600	x7562
601C	Kleofáš and the n-thlon dp, math, probabilities	2300	x1292
601B	Lipshitz Sequence data structures, math	2100	x2070
599D	Spongebob and Squares brute force, math	1900	x2533
598A	Tricky Sum math	900	x25086
597A	Divisibility math	1600	x4420
596D	Wilbur and Trees dp, math, probabilities, sortings	2300	x678
595B	Pasha and Phone binary search, math	1600	x2898
593D	Happy Tree Party data structures, dfs and similar, graphs, math, trees	2400	x1180
593C	Beautiful Function constructive algorithms, math	2200	x279
592C	The Big Race math	1800	x3043
592B	The Monster and the Squirrel math	1100	x8550
591A	Wizards' Duel implementation, math	900	x13934
590B	Chip 'n Dale Rescue Rangers binary search, geometry, math	2100	x1706
588B	Duff in Love math	1300	x13874
585E	Present for Vitalik the Philatelist combinatorics, math, number theory	2900	x1048
584E	Anton and Ira constructive algorithms, greedy, math	2300	x1403
584D	Dima and Lisa brute force, math, number theory	1800	x8889
584A	Olesya and Rodion math	1000	x43229
582D	Number of Binominal Coefficients dp, math, number theory	3300	x609
581D	Three Logos bitmasks, brute force, constructive algorithms, geometry, implementation, math	1700	x3465
581C	Developing Skills implementation, math, sortings	1400	x7256
581B	Luxurious Houses implementation, math	1100	x12923
581A	Vasya the Hipster implementation, math	800	x67787
578A	A Problem about Polyline geometry, math	1700	x4698
576A	Vasya and Petya's Game math, number theory	1500	x13436
575H	Bots combinatorics, dp, math, number theory	1800	x1637
575A	Fibonotci data structures, math, matrices	2700	x769
573B	Bear and Blocks binary search, data structures, dp, math	1600	x5707
573A	Bear and Poker implementation, math, number theory	1300	x16333
571E	Geometric Progressions math	3200	x252
571A	Lengthening Sticks combinatorics, implementation, math	2100	x2018
570B	Simple Game constructive algorithms, games, greedy, implementation, math	1300	x15802
569B	Inventory greedy, math	1200	x6968
569A	Music implementation, math	1500	x4749
568D	Sign Posts brute force, geometry, math	2800	x300
568B	Symmetric and Transitive combinatorics, dp, math	1900	x2222
568A	Primes or Palindromes? brute force, implementation, math, number theory	1600	x5005
566F	Clique in the Divisibility Graph dp, math, number theory	1500	x3540
559C	Gerald and Giant Chess combinatorics, dp, math, number theory	2200	x6196
559A	Gerald's Hexagon brute force, geometry, math	1600	x10309
558C	Amr and Chemistry brute force, graphs, greedy, math, shortest paths	1900	x3939
557D	Vitaly and Cycle combinatorics, dfs and similar, graphs, math	2000	x2143
557C	Arthur and Table brute force, data structures, dp, greedy, math, sortings	1900	x3945
557B	Pasha and Tea constructive algorithms, implementation, math, sortings	1500	x7089
557A	Ilya and Diplomas greedy, implementation, math	1100	x8209
555D	Case of a Top Secret binary search, implementation, math	2500	x858
554A	Kyoya and Photobooks brute force, math, strings	900	x12794
553E	Kyoya and Train dp, fft, graphs, math, probabilities	3200	x539
553B	Kyoya and Permutation binary search, combinatorics, constructive algorithms, greedy, implementation, math	1900	x2097
553A	Kyoya and Colored Balls combinatorics, dp, math	1500	x8406
552D	Vanya and Triangles brute force, combinatorics, data structures, geometry, math, sortings	1900	x4368
552C	Vanya and Scales brute force, dp, greedy, math, meet-in-the-middle, number theory	1900	x5416
552B	Vanya and Books implementation, math	1200	x15238
552A	Vanya and Table implementation, math	1000	x9383
551D	GukiZ and Binary Operations combinatorics, implementation, math, matrices, number theory	2100	x1773
550E	Brackets in Implications constructive algorithms, greedy, implementation, math	2200	x1379
550C	Divisibility by Eight brute force, dp, math	1500	x27464
549H	Degenerate Matrix binary search, math	2100	x1811