Problemset - Codeforces

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Problems

#	Name
579A	Raising Bacteria bitmasks	1000	x51420
467B	Fedor and New Game bitmasks, brute force, constructive algorithms, implementation	1100	x33895
1527A	And Then There Were K bitmasks	800	x32070
1843C	Sum in Binary Tree bitmasks, combinatorics, math, trees	800	x28257
476B	Dreamoon and WiFi bitmasks, brute force, combinatorics, dp, math, probabilities	1300	x27418
1698A	XOR Mixup bitmasks, brute force	800	x26525
1559A	Mocha and Math bitmasks, constructive algorithms, math	900	x26336
1421A	XORwice bitmasks, greedy, math	800	x25745
1829C	Mr. Perfectly Fine bitmasks, greedy, implementation	800	x24758
1097B	Petr and a Combination Lock bitmasks, brute force, dp	1200	x24263
1420B	Rock and Lever bitmasks, math	1200	x21793
1635A	Min Or Sum bitmasks, greedy	800	x21248
1514B	AND 0, Sum Big bitmasks, combinatorics, math	1200	x20838
535B	Tavas and SaDDas bitmasks, brute force, combinatorics, implementation	1100	x20515
1567B	MEXor Mixup bitmasks, greedy	1000	x20272
1840B	Binary Cafe bitmasks, combinatorics, math	1100	x19997
1688A	Cirno's Perfect Bitmasks Classroom bitmasks, brute force	800	x19994
1494A	ABC String bitmasks, brute force, implementation	900	x19972
1632B	Roof Construction bitmasks, constructive algorithms	1000	x19605
1566B	MIN-MEX Cut bitmasks, constructive algorithms, dp, greedy	800	x18628
1699B	Almost Ternary Matrix bitmasks, constructive algorithms, matrices	900	x18446
1805A	We Need the Zero bitmasks, brute force	800	x18398
1594B	Special Numbers bitmasks, math	1100	x17939
1362B	Johnny and His Hobbies bitmasks, brute force	1200	x17834
550B	Preparing Olympiad bitmasks, brute force	1400	x17830
1463B	Find The Array bitmasks, constructive algorithms, greedy	1400	x17782
1696A	NIT orz! bitmasks, greedy	800	x17653
1847B	Hamon Odyssey bitmasks, greedy, two pointers	1000	x17641
1385D	a-Good String bitmasks, brute force, divide and conquer, dp, implementation	1500	x17601
1688B	Patchouli's Magical Talisman bitmasks, constructive algorithms, greedy, sortings	800	x17482
1516B	AGAGA XOOORRR bitmasks, brute force, dp, greedy	1500	x17013
1625A	Ancient Civilization bitmasks, greedy, math	800	x16675
1553C	Penalty bitmasks, brute force, dp, greedy	1200	x16657
1566C	MAX-MEX Cut bitmasks, constructive algorithms, dp, greedy	1000	x16540
1362C	Johnny and Another Rating Drop bitmasks, greedy, math	1400	x16372
1682B	AND Sorting bitmasks, constructive algorithms, sortings	1100	x16177
1661B	Getting Zero bitmasks, brute force, dfs and similar, dp, graphs, greedy, shortest paths	1300	x16009
1807G2	Subsequence Addition (Hard Version) bitmasks, dp, greedy, implementation, sortings	1100	x16006
1312C	Adding Powers bitmasks, greedy, implementation, math, number theory, ternary search	1400	x15327
1498B	Box Fitting binary search, bitmasks, data structures, greedy	1300	x15241
1547D	Co-growing Sequence bitmasks, constructive algorithms, greedy	1300	x15234
202A	LLPS binary search, bitmasks, brute force, greedy, implementation, strings	800	x15101
1634B	Fortune Telling bitmasks, math	1400	x14942
1763A	Absolute Maximization bitmasks, constructive algorithms, greedy, math	800	x14774
1095C	Powers Of Two bitmasks, greedy	1400	x14522
1615B	And It's Non-Zero bitmasks, greedy, math	1300	x14477
1669H	Maximal AND bitmasks, greedy, math	1300	x14440
1042B	Vitamins bitmasks, brute force, dp, implementation	1200	x14251
1867B	XOR Palindromes bitmasks, constructive algorithms, strings	1100	x14191
1842B	Tenzing and Books bitmasks, greedy, math	1100	x14134
1726B	Mainak and Interesting Sequence bitmasks, constructive algorithms, math	1100	x14123
743B	Chloe and the sequence binary search, bitmasks, constructive algorithms, implementation	1200	x13675
96B	Lucky Numbers (easy) binary search, bitmasks, brute force	1300	x13564
1494B	Berland Crossword bitmasks, brute force, greedy, implementation	1400	x13560
1630A	And Matching bitmasks, constructive algorithms	1500	x13465
1270C	Make Good bitmasks, constructive algorithms, math	1400	x13223
1395C	Boboniu and Bit Operations bitmasks, brute force, dp, greedy	1600	x13131
1790E	Vlad and a Pair of Numbers bitmasks, constructive algorithms	1400	x12921
1513B	AND Sequences bitmasks, combinatorics, constructive algorithms, math	1400	x12851
1882B	Sets and Union bitmasks, brute force, constructive algorithms, greedy	1300	x12484
1601A	Array Elimination bitmasks, greedy, math, number theory	1300	x12252
276D	Little Girl and Maximum XOR bitmasks, dp, greedy, implementation, math	1700	x12246
1646C	Factorials and Powers of Two bitmasks, brute force, constructive algorithms, dp, math	1500	x12226
1554B	Cobb bitmasks, brute force, greedy, math	1700	x12025
1870B	Friendly Arrays bitmasks, greedy, math	1200	x11905
1632C	Strange Test binary search, bitmasks, brute force, dp, math	1600	x11668
1567C	Carrying Conundrum bitmasks, combinatorics, dp, math	1600	x11502
1360F	Spy-string bitmasks, brute force, constructive algorithms, dp, hashing, strings	1700	x11483
1864C	Divisor Chain bitmasks, constructive algorithms, math, number theory	1300	x11362
1775B	Gardener and the Array bitmasks, constructive algorithms	1300	x11346
1847C	Vampiric Powers, anyone? bitmasks, brute force, dp, greedy	1400	x11202
1325D	Ehab the Xorcist bitmasks, constructive algorithms, greedy, number theory	1700	x11122
1516C	Baby Ehab Partitions Again bitmasks, constructive algorithms, dp, math	1700	x11067
1368D	AND, OR and square sum bitmasks, greedy, math	1700	x10844
912B	New Year's Eve bitmasks, constructive algorithms, number theory	1300	x10790
484A	Bits bitmasks, constructive algorithms	1700	x10254
1872E	Data Structures Fan binary search, bitmasks, data structures, dp	1500	x10215
1659B	Bit Flipping bitmasks, constructive algorithms, greedy, strings	1300	x10177
1151B	Dima and a Bad XOR bitmasks, brute force, constructive algorithms, dp	1600	x9965
1614C	Divan and bitwise operations bitmasks, combinatorics, constructive algorithms, dp, math	1500	x9486
611B	New Year and Old Property bitmasks, brute force, implementation	1300	x9322
1875C	Jellyfish and Green Apple bitmasks, greedy, math, number theory	1400	x9195
1878E	Iva & Pav binary search, bitmasks, data structures, greedy	1400	x9131
1722G	Even-Odd XOR bitmasks, constructive algorithms, greedy	1500	x9116
1703G	Good Key, Bad Key bitmasks, brute force, dp, greedy, math	1600	x9094
437B	The Child and Set bitmasks, greedy, implementation, sortings	1500	x8899
706D	Vasiliy's Multiset binary search, bitmasks, data structures, trees	1800	x8755
1742G	Orray bitmasks, brute force, greedy, math, sortings	1500	x8633
580D	Kefa and Dishes bitmasks, dp	1800	x8626
1775C	Interesting Sequence bitmasks, math	1600	x8601
1225C	p-binary bitmasks, brute force, math	1600	x8428
1202A	You Are Given Two Binary Strings... bitmasks, greedy	1100	x8386
1658D1	388535 (Easy Version) bitmasks, math	1600	x8371
1152B	Neko Performs Cat Furrier Transform bitmasks, constructive algorithms, dfs and similar, math	1300	x8294
1731C	Even Subarrays bitmasks, brute force, hashing, math, number theory	1700	x8276
1554C	Mikasa binary search, bitmasks, greedy, implementation	1800	x8177
1557C	Moamen and XOR bitmasks, combinatorics, dp, math, matrices	1700	x8026
1338B	Edge Weight Assignment bitmasks, constructive algorithms, dfs and similar, greedy, math, trees	1800	x7838
1332D	Walk on Matrix bitmasks, constructive algorithms, math	1700	x7721
242E	XOR on Segment bitmasks, data structures	2000	x7693

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