Problemset - Codeforces

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Codeforces Round 957 (Div. 3)
3 days
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Problems

#	Name
342D	Xenia and Dominoes bitmasks, dfs and similar, dp	2100	x491
342C	Cupboard and Balloons geometry	1900	x1826
342B	Xenia and Spies brute force, greedy, implementation	1500	x3997
341E	Candies Game constructive algorithms, greedy	3000	x439
341D	Iahub and Xors data structures	2500	x1168
340E	Iahub and Permutations combinatorics, math	2000	x2313
340D	Bubble Sort Graph binary search, data structures, dp	1500	x7087
340C	Tourist Problem combinatorics, implementation, math	1600	x4187
340B	Maximal Area Quadrilateral brute force, geometry	2100	x2036
339E	Three Swaps constructive algorithms, dfs and similar, greedy	2700	x542
339D	Xenia and Bit Operations data structures, trees	1700	x24421
339C	Xenia and Weights constructive algorithms, dfs and similar, dp, graphs, greedy, shortest paths	1700	x8207
338E	Optimize! data structures	2600	x960
338D	GCD Table chinese remainder theorem, math, number theory	2900	x1102
337E	Divisor Tree brute force, number theory, trees	2200	x1011
337D	Book of Evil dfs and similar, divide and conquer, dp, trees	2000	x5932
337C	Quiz binary search, greedy, math, matrices, number theory	1600	x4830
337B	Routine Problem greedy, math, number theory	1400	x9198
336E	Vasily the Bear and Painting Square bitmasks, combinatorics, dp, implementation	2700	x112
336D	Vasily the Bear and Beautiful Strings combinatorics, math, number theory	2100	x939
336C	Vasily the Bear and Sequence brute force, greedy, implementation, number theory	1800	x2431
336B	Vasily the Bear and Fly math	1900	x1204
335F	Buy One, Get One Free dp, greedy	3000	x483
335E	Counting Skyscrapers dp, math, probabilities	2800	x219
335D	Rectangles and Square brute force, dp	2400	x306
335C	More Reclamation games	2100	x520
335B	Palindrome constructive algorithms, dp	1900	x2018
335A	Banana binary search, constructive algorithms, greedy	1400	x2535
334B	Eight Point Sets sortings	1400	x3558
333E	Summer Earnings binary search, bitmasks, brute force, geometry, sortings	2500	x1079
333D	Characteristics of Rectangles binary search, bitmasks, brute force, implementation, sortings	2100	x2050
333C	Lucky Tickets brute force, constructive algorithms	2700	x375
333B	Chips greedy	1800	x2608
333A	Secrets greedy	1600	x3947
332E	Binary Key dp, greedy, implementation	2400	x299
332D	Theft of Blueprints graphs, math	2400	x383
332C	Students' Revenge data structures, greedy, sortings	2200	x899
332B	Maximum Absurdity data structures, dp, implementation	1500	x7875
331E2	Deja Vu constructive algorithms, dp	3100	x218
331E1	Deja Vu constructive algorithms, graphs, implementation	2900	x164
331D3	Escaping on Beaveractor data structures, implementation, trees	3000	x175
331D2	Escaping on Beaveractor graphs	2600	x134
331D1	Escaping on Beaveractor dfs and similar, implementation	2400	x203
331C3	The Great Julya Calendar dp	2500	x469
331C2	The Great Julya Calendar dp	2400	x373
331B2	Shave Beaver! data structures	1900	x674
331B1	Shave Beaver! implementation	1700	x719
331A2	Oh Sweet Beaverette data structures, sortings	1500	x1392
331A1	Oh Sweet Beaverette brute force, implementation	1400	x1347
329E	Evil math	3100	x166
329D	The Evil Temple and the Moving Rocks constructive algorithms	2500	x390
329C	Graph Reconstruction constructive algorithms	2400	x882
329B	Biridian Forest dfs and similar, shortest paths	1500	x6217
329A	Purification constructive algorithms, greedy	1500	x4611
328B	Sheldon and Ice Pieces greedy	1500	x1276
328A	IQ Test implementation	1800	x1993
327E	Axis Walking bitmasks, combinatorics, constructive algorithms, dp, meet-in-the-middle	2300	x1362
327D	Block Tower constructive algorithms, dfs and similar, graphs	1900	x2249
327C	Magic Five combinatorics, math	1700	x3157
325E	The Red Button combinatorics, dfs and similar, dsu, graphs, greedy	2800	x758
325D	Reclamation dsu	2900	x521
325C	Monsters and Diamonds dfs and similar, graphs, shortest paths	2600	x333
325B	Stadium and Games binary search, math	1800	x1488
325A	Square and Rectangles implementation	1500	x2140
323C	Two permutations data structures	2400	x579
323B	Tournament-graph constructive algorithms, graphs	2200	x386
323A	Black-and-White Cube combinatorics, constructive algorithms	1600	x727
322B	Ciel and Flowers combinatorics, math	1600	x11606
321E	Ciel and Gondolas data structures, divide and conquer, dp	2600	x4736
321D	Ciel and Flipboard dp, greedy, math	2900	x529
321C	Ciel the Commander constructive algorithms, dfs and similar, divide and conquer, greedy, trees	2100	x6968
321B	Ciel and Duel dp, flows, greedy	1900	x3012
321A	Ciel and Robot binary search, implementation, math	1700	x3582
320B	Ping-Pong (Easy Version) dfs and similar, graphs	1500	x7131
319E	Ping-Pong data structures	3000	x636
319D	Have You Ever Heard About the Word? greedy, hashing, string suffix structures, strings	2800	x621
319C	Kalila and Dimna in the Logging Industry dp, geometry	2100	x4904
319B	Psychos in a Line data structures, implementation	1900	x4058
319A	Malek Dance Club combinatorics, math	1600	x2770
317E	Princess and Her Shadow constructive algorithms, shortest paths	3100	x153
317D	Game with Powers dp, games	2300	x989
317C	Balance constructive algorithms, dfs and similar, graphs, trees	2500	x491
317B	Ants brute force, implementation	2000	x1590
317A	Perfect Pair brute force	1600	x4560
316G3	Good Substrings string suffix structures	2400	x489
316G2	Good Substrings string suffix structures	2200	x467
316G1	Good Substrings hashing, strings	1700	x935
316F3	Suns and Rays constructive algorithms, dfs and similar, implementation	2200	x164
316F2	Suns and Rays	2300	x150
316F1	Suns and Rays dfs and similar, implementation	2200	x165
316E3	Summer Homework data structures, math	2300	x509
316E2	Summer Homework data structures, math	2300	x384
316E1	Summer Homework brute force, data structures	1500	x1455
316D3	PE Lesson dp, math	2400	x557
316D2	PE Lesson dp	2300	x439
316D1	PE Lesson brute force, dp	2300	x499
316C2	Tidying Up flows, graph matchings	2300	x620
316C1	Tidying Up flows	2200	x550
316B2	EKG dfs and similar, dp	1600	x1574
316B1	EKG brute force, dfs and similar	1500	x1364