Problemset - Codeforces

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Codeforces Round 941 (Div. 1)
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Codeforces Round 941 (Div. 2)
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Problems

#	Name
329B	Biridian Forest dfs and similar, shortest paths	1500	x6055
329A	Purification constructive algorithms, greedy	1500	x4585
328B	Sheldon and Ice Pieces greedy	1500	x1252
328A	IQ Test implementation	1800	x1929
327E	Axis Walking bitmasks, combinatorics, constructive algorithms, dp, meet-in-the-middle	2300	x1339
327D	Block Tower constructive algorithms, dfs and similar, graphs	1900	x2215
327C	Magic Five combinatorics, math	1700	x3107
327B	Hungry Sequence math	1200	x18947
327A	Flipping Game brute force, dp, implementation	1200	x39844
325E	The Red Button combinatorics, dfs and similar, dsu, graphs, greedy	2800	x742
325D	Reclamation dsu	2900	x484
325C	Monsters and Diamonds dfs and similar, graphs, shortest paths	2600	x331
325B	Stadium and Games binary search, math	1800	x1465
325A	Square and Rectangles implementation	1500	x2131
323C	Two permutations data structures	2400	x567
323B	Tournament-graph constructive algorithms, graphs	2200	x359
323A	Black-and-White Cube combinatorics, constructive algorithms	1600	x715
322B	Ciel and Flowers combinatorics, math	1600	x11467
322A	Ciel and Dancing greedy	1000	x8061
321E	Ciel and Gondolas data structures, divide and conquer, dp	2600	x4479
321D	Ciel and Flipboard dp, greedy, math	2900	x525
321C	Ciel the Commander constructive algorithms, dfs and similar, divide and conquer, greedy, trees	2100	x6730
321B	Ciel and Duel dp, flows, greedy	1900	x2948
321A	Ciel and Robot binary search, implementation, math	1700	x3547
320B	Ping-Pong (Easy Version) dfs and similar, graphs	1500	x7070
320A	Magic Numbers brute force, greedy	900	x33462
319E	Ping-Pong data structures	3000	x630
319D	Have You Ever Heard About the Word? greedy, hashing, string suffix structures, strings	2800	x601
319C	Kalila and Dimna in the Logging Industry dp, geometry	2100	x4706
319B	Psychos in a Line data structures, implementation	1900	x4009
319A	Malek Dance Club combinatorics, math	1600	x2752
318B	Strings of Power implementation, strings, two pointers	1300	x7359
318A	Even Odds math	900	x105637
317E	Princess and Her Shadow constructive algorithms, shortest paths	3100	x151
317D	Game with Powers dp, games	2300	x970
317C	Balance constructive algorithms, dfs and similar, graphs, trees	2500	x487
317B	Ants brute force, implementation	2000	x1542
317A	Perfect Pair brute force	1600	x4525
316G3	Good Substrings string suffix structures	2400	x486
316G2	Good Substrings string suffix structures	2200	x465
316G1	Good Substrings hashing, strings	1700	x926
316F3	Suns and Rays constructive algorithms, dfs and similar, implementation	2200	x163
316F2	Suns and Rays	2300	x149
316F1	Suns and Rays dfs and similar, implementation	2200	x164
316E3	Summer Homework data structures, math	2300	x504
316E2	Summer Homework data structures, math	2300	x380
316E1	Summer Homework brute force, data structures	1500	x1447
316D3	PE Lesson dp, math	2400	x526
316D2	PE Lesson dp	2300	x415
316D1	PE Lesson brute force, dp	2300	x477
316C2	Tidying Up flows, graph matchings	2300	x614
316C1	Tidying Up flows	2200	x545
316B2	EKG dfs and similar, dp	1600	x1565
316B1	EKG brute force, dfs and similar	1500	x1358
316A2	Special Task math	1400	x2097
316A1	Special Task greedy	1100	x2579
315B	Sereja and Array implementation	1200	x6830
315A	Sereja and Bottles brute force	1400	x10684
314E	Sereja and Squares dp	2900	x356
314D	Sereja and Straight Lines binary search, data structures, geometry, sortings, two pointers	2500	x514
314C	Sereja and Subsequences data structures, dp	2000	x1759
314B	Sereja and Periods binary search, dfs and similar, strings	2000	x1452
314A	Sereja and Contest implementation	1600	x2055
313E	Ilya and Two Numbers constructive algorithms, data structures, dsu, greedy	2300	x540
313D	Ilya and Roads dp	2100	x1412
313C	Ilya and Matrix constructive algorithms, greedy, implementation, sortings	1400	x5515
313B	Ilya and Queries dp, implementation	1100	x41384
313A	Ilya and Bank Account implementation, number theory	900	x53360
312B	Archer math, probabilities	1300	x11031
312A	Whose sentence is it? implementation, strings	1100	x4845
311E	Biologist flows	2300	x1036
311D	Interval Cubing data structures, math	2600	x659
311C	Fetch the Treasure brute force, data structures, graphs, shortest paths	2500	x475
311B	Cats Transport data structures, dp	2400	x3171
311A	The Closest Pair constructive algorithms, implementation	1300	x3992
309E	Sheep binary search, greedy	2900	x217
309D	Tennis Rackets brute force, geometry	2700	x171
309C	Memory for Arrays binary search, bitmasks, greedy	1900	x1286
309B	Context Advertising dp, two pointers	2100	x498
309A	Morning run binary search, math, two pointers	2000	x458
306D	Polygon constructive algorithms, geometry	2300	x260
306C	White, Black and White Again combinatorics, number theory	2100	x435
306B	Optimizer data structures, greedy, sortings	2100	x437
306A	Candies implementation	800	x6524
305E	Playing with String games	2300	x595
305D	Olya and Graph combinatorics, math	2200	x452
305C	Ivan and Powers of Two greedy, implementation	1600	x2412
305B	Continued Fractions brute force, implementation, math	1700	x2032
305A	Strange Addition brute force, constructive algorithms, implementation	1600	x4605
304B	Calendar brute force, implementation	1300	x2917
304A	Pythagorean Theorem II brute force, math	1200	x10059
303E	Random Ranking dp, math, probabilities	3000	x310
303D	Rotatable Number math, number theory	2600	x278
303C	Minimum Modular brute force, graphs, math, number theory	2400	x852
303B	Rectangle Puzzle II implementation, math	1700	x1329
303A	Lucky Permutation Triple constructive algorithms, implementation, math	1300	x7670
302B	Eugeny and Play List binary search, implementation, two pointers	1200	x7770
302A	Eugeny and Array implementation	800	x8900
301E	Yaroslav and Arrangements dp	2800	x355
301D	Yaroslav and Divisors data structures	2200	x2195