Problemset - Codeforces

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Codeforces Round (Div. 3)
4 days

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Problems

#	Name
348A	Mafia binary search, math, sortings	1600	x12772
347B	Fixed Points brute force, implementation, math	1100	x9201
347A	Difference Row constructive algorithms, implementation, sortings	1300	x8844
346E	Doodle Jump math, number theory	3000	x257
346D	Robot Control dp, graphs, shortest paths	2600	x706
346C	Number Transformation II greedy, math	2200	x1425
346B	Lucky Common Subsequence dp, strings	2000	x3385
346A	Alice and Bob games, math, number theory	1600	x8561
345G	Suffix Subgroup *special problem, strings	2200	x53
345F	Superstitions Inspection *special problem	2700	x45
345E	Black Cat Rush *special problem	2700	x45
345D	Chain Letter *special problem, dfs and similar, graphs	2200	x77
345C	Counting Fridays *special problem	2000	x124
345B	Triskaidekaphobia *special problem	2100	x123
345A	Expecting Trouble *special problem, probabilities	1500	x478
344B	Simple Molecules brute force, graphs, math	1200	x8749
344A	Magnets implementation	800	x114839
343E	Pumping Stations brute force, dfs and similar, divide and conquer, flows, graphs, greedy, trees	2900	x700
343D	Water Tree data structures, dfs and similar, graphs, trees	2100	x5594
343C	Read Time binary search, greedy, two pointers	1900	x2918
343B	Alternating Current data structures, greedy, implementation	1600	x13338
343A	Rational Resistance math, number theory	1600	x8621
342E	Xenia and Tree data structures, divide and conquer, trees	2400	x7874
342D	Xenia and Dominoes bitmasks, dfs and similar, dp	2100	x491
342C	Cupboard and Balloons geometry	1900	x1825
342B	Xenia and Spies brute force, greedy, implementation	1500	x3997
342A	Xenia and Divisors greedy, implementation	1200	x12280
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	x7086
340C	Tourist Problem combinatorics, implementation, math	1600	x4187
340B	Maximal Area Quadrilateral brute force, geometry	2100	x2036
340A	The Wall math	1200	x7485
339E	Three Swaps constructive algorithms, dfs and similar, greedy	2700	x542
339D	Xenia and Bit Operations data structures, trees	1700	x24409
339C	Xenia and Weights constructive algorithms, dfs and similar, dp, graphs, greedy, shortest paths	1700	x8207
339B	Xenia and Ringroad implementation	1000	x67835
339A	Helpful Maths greedy, implementation, sortings, strings	800	x203834
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	x5931
337C	Quiz binary search, greedy, math, matrices, number theory	1600	x4830
337B	Routine Problem greedy, math, number theory	1400	x9198
337A	Puzzles greedy	900	x77074
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	x1203
336A	Vasily the Bear and Triangle implementation, math	1000	x9955
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
334A	Candy Bags implementation	1000	x18229
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	x7874
332A	Down the Hatch! implementation	1300	x3542
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
331C1	The Great Julya Calendar dp	1100	x6002
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
330B	Road Construction constructive algorithms, graphs	1300	x16538
330A	Cakeminator brute force, implementation	800	x27833
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	x6216
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	x1361
327D	Block Tower constructive algorithms, dfs and similar, graphs	1900	x2248
327C	Magic Five combinatorics, math	1700	x3156
327B	Hungry Sequence math	1200	x19262
327A	Flipping Game brute force, dp, implementation	1200	x40713
325E	The Red Button combinatorics, dfs and similar, dsu, graphs, greedy	2800	x758
325D	Reclamation dsu	2900	x517
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