Problemset - Codeforces

Problems

#	Name
305C	Ivan and Powers of Two greedy, implementation	1600	x2457
305B	Continued Fractions brute force, implementation, math	1700	x2152
305A	Strange Addition brute force, constructive algorithms, implementation	1600	x4807
304B	Calendar brute force, implementation	1300	x2987
304A	Pythagorean Theorem II brute force, math	1200	x10713
303E	Random Ranking dp, math, probabilities	3000	x321
303D	Rotatable Number math, number theory	2600	x298
303C	Minimum Modular brute force, graphs, math, number theory	2400	x892
303B	Rectangle Puzzle II implementation, math	1700	x1347
303A	Lucky Permutation Triple constructive algorithms, implementation, math	1300	x7974
302B	Eugeny and Play List binary search, implementation, two pointers	1200	x8247
302A	Eugeny and Array implementation	800	x9108
301E	Yaroslav and Arrangements dp	2800	x366
301D	Yaroslav and Divisors data structures	2200	x2414
301C	Yaroslav and Algorithm constructive algorithms	2500	x475
301B	Yaroslav and Time binary search, graphs, shortest paths	2100	x2409
301A	Yaroslav and Sequence constructive algorithms	1800	x3088
300E	Empire Strikes Back binary search, math, number theory	2300	x1047
300D	Painting Square dp, fft	2300	x756
300C	Beautiful Numbers brute force, combinatorics	1800	x9656
300B	Coach brute force, dfs and similar, graphs	1500	x6370
300A	Array brute force, constructive algorithms, implementation	1100	x23193
299B	Ksusha the Squirrel brute force, implementation	900	x5360
299A	Ksusha and Array brute force, number theory, sortings	1000	x8137
298B	Sail brute force, greedy, implementation	1200	x14280
298A	Snow Footprints greedy, implementation	1300	x10980
297E	Mystic Carvings data structures	3000	x376
297D	Color the Carpet constructive algorithms	2500	x589
297C	Splitting the Uniqueness constructive algorithms	2400	x962
297B	Fish Weight constructive algorithms, greedy	1600	x3507
297A	Parity Game constructive algorithms	1700	x3628
296B	Yaroslav and Two Strings combinatorics, dp	2000	x2296
296A	Yaroslav and Permutations greedy, math	1100	x23307
295E	Yaroslav and Points data structures	2500	x688
295D	Greg and Caves combinatorics, dp	2400	x657
295C	Greg and Friends combinatorics, dp, graphs, shortest paths	2100	x1736
295B	Greg and Graph dp, graphs, shortest paths	1700	x14337
295A	Greg and Array data structures, implementation	1400	x18284
294E	Shaass the Great dp, trees	2300	x955
294D	Shaass and Painter Robot brute force, implementation, number theory	2500	x363
294C	Shaass and Lights combinatorics, number theory	1900	x3837
294B	Shaass and Bookshelf dp, greedy	1700	x4570
294A	Shaass and Oskols implementation, math	800	x23812
293E	Close Vertices data structures, divide and conquer, trees	2700	x1463
293D	Ksusha and Square geometry, math, probabilities, two pointers	2700	x239
293C	Cube Problem brute force, math, number theory	2400	x577
293B	Distinct Paths brute force, combinatorics	2700	x871
293A	Weird Game games, greedy	1500	x2905
292E	Copying Data data structures	1900	x4181
292D	Connected Components data structures, dfs and similar, dp, dsu	1900	x2449
292C	Beautiful IP Addresses brute force	2000	x1173
292B	Network Topology graphs, implementation	1200	x8519
292A	SMSC implementation	1100	x2706
291E	Tree-String Problem *special problem, dfs and similar, hashing, strings	2000	x1319
291D	Parallel Programming *special problem, greedy	1600	x1480
291C	Network Mask *special problem, bitmasks, brute force, implementation	1600	x1682
291B	Command Line Arguments *special problem, implementation, strings	1300	x3032
291A	Spyke Talks *special problem, implementation, sortings	800	x6106
290F	Greedy Petya *special problem, dfs and similar, graphs, greedy	2800	x134
290E	HQ *special problem, constructive algorithms	2500	x205
290D	Orange *special problem, implementation	1400	x1804
290C	WTF? *special problem, graph matchings, implementation, trees	1700	x1550
290B	QR code *special problem, implementation	1500	x2446
290A	Mysterious strings *special problem, implementation	1400	x3004
289B	Polo the Penguin and Matrix brute force, dp, implementation, sortings, ternary search	1400	x17426
289A	Polo the Penguin and Segments brute force, implementation	1100	x9305
288E	Polo the Penguin and Lucky Numbers dp, implementation, math	2800	x298
288D	Polo the Penguin and Trees combinatorics, dfs and similar, trees	2400	x758
288C	Polo the Penguin and XOR operation implementation, math	1700	x2307
288B	Polo the Penguin and Houses combinatorics	1500	x2941
288A	Polo the Penguin and Strings greedy	1300	x6515
287B	Pipeline binary search, math	1700	x9896
287A	IQ Test brute force, implementation	1100	x19960
286E	Ladies' Shop constructive algorithms, fft, math	2800	x833
286D	Tourists data structures, sortings	2600	x379
286C	Main Sequence greedy, implementation	2100	x1514
286B	Shifting implementation	2200	x1119
286A	Lucky Permutation constructive algorithms, math	1400	x3186
285E	Positions in Permutations combinatorics, dp, math	2600	x1001
285D	Permutation Sum bitmasks, combinatorics, dp, implementation, meet-in-the-middle	1900	x1555
285C	Building Permutation greedy, implementation, sortings	1200	x23408
285B	Find Marble implementation	1200	x15074
285A	Slightly Decreasing Permutations greedy, implementation	1100	x13388
284B	Cows and Poker Game brute force, implementation	1000	x6865
284A	Cows and Primitive Roots implementation, math, number theory	1400	x6610
283E	Cow Tennis Tournament combinatorics, data structures, math	2800	x777
283D	Cows and Cool Sequences dp, math, number theory	2400	x543
283C	Coin Troubles dp	2100	x1449
283B	Cow Program dfs and similar, dp, graphs	1700	x3671
283A	Cows and Sequence constructive algorithms, data structures, implementation	1600	x6585
282E	Sausage Maximization bitmasks, data structures, trees	2200	x3641
282D	Yet Another Number Game dp, games	2100	x1447
282C	XOR and OR constructive algorithms, implementation, math	1500	x9442
282B	Painting Eggs greedy, math	1500	x13026
282A	Bit++ implementation	800	x268278
281B	Nearest Fraction brute force, implementation, two pointers	1700	x3036
281A	Word Capitalization implementation, strings	800	x215657
280E	Sequence Transformation brute force, data structures, dp, implementation, math	3000	x207
280D	k-Maximum Subsequence Sum data structures, flows, graphs, implementation	2800	x1320
280C	Game on Tree implementation, math, probabilities, trees	2200	x4152