Problemset - Codeforces

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Codeforces Round (Div. 3)
6 days

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Problems

#	Name
1979B	XOR Sequences bitmasks, greedy	1000	x18796
1975B	378QAQ and Mocha's Array brute force, greedy, math, sortings	1000	x14719
1970A1	Balanced Shuffle (Easy) implementation, sortings	1000	x3236
1969B	Shifts and Sorting constructive algorithms, greedy	1000	x16350
1968C	Assembly via Remainders constructive algorithms, number theory	1000	x21791
1955B	Progressive Square constructive algorithms, data structures, implementation, sortings	1000	x25170
1941B	Rudolf and 121 brute force, dp, greedy, math	1000	x27384
1931C	Make Equal Again brute force, greedy, math	1000	x26911
1930B	Permutation Printing brute force, constructive algorithms, math	1000	x14110
1927C	Choose the Different Ones! brute force, greedy, math	1000	x26211
1916B	Two Divisors constructive algorithms, math, number theory	1000	x24198
1913B	Swap and Delete strings	1000	x23029
1907B	YetnotherrokenKeoard data structures, implementation, strings	1000	x23900
1906A	Easy As ABC brute force	1000	x3665
1894B	Two Out of Three constructive algorithms	1000	x15029
1883C	Raspberries dp, math	1000	x23829
1876A	Helmets in Night Light greedy, sortings	1000	x15522
1861B	Two Binary Strings constructive algorithms, dp, greedy	1000	x20515
1859B	Olya and Game with Arrays constructive algorithms, greedy, math, sortings	1000	x24986
1858C	Yet Another Permutation Problem constructive algorithms, greedy, math, number theory	1000	x22259
1851C	Tiles Comeback greedy	1000	x22588
1849B	Monsters greedy, math, sortings	1000	x23464
1847B	Hamon Odyssey bitmasks, greedy, two pointers	1000	x19345
1844B	Permutations & Primes constructive algorithms, math	1000	x17646
1841B	Keep it Beautiful implementation	1000	x20859
1840C	Ski Resort combinatorics, math, two pointers	1000	x25374
1837C	Best Binary String constructive algorithms, greedy	1000	x21326
1834B	Maximum Strength greedy, math	1000	x14735
1831B	Array merging constructive algorithms, greedy	1000	x19101
1829D	Gold Rush brute force, dfs and similar, dp, implementation	1000	x24720
1825B	LuoTianyi and the Table greedy, math	1000	x14295
1816B	Grid Reconstruction constructive algorithms, greedy	1000	x14884
1811B	Conveyor Belts implementation, math	1000	x19866
1809B	Points on Plane binary search, greedy, math	1000	x19209
1804B	Vaccination greedy, implementation	1000	x13873
1802B	Settlement of Guinea Pigs greedy, implementation, math	1000	x13017
1800C1	Powering the Hero (easy version) data structures, greedy	1000	x22610
1800B	Count the Number of Pairs greedy, strings	1000	x24198
1798B	Three Sevens brute force, data structures, greedy, implementation	1000	x16063
1796B	Asterisk-Minor Template implementation, strings	1000	x16153
1791D	Distinct Split brute force, greedy, strings	1000	x27754
1790C	Premutation brute force, implementation, math	1000	x23208
1784A	Monsters (easy version) brute force, greedy	1000	x14629
1781B	Going to the Cinema brute force, greedy, sortings	1000	x13318
1772C	Different Differences constructive algorithms, greedy, math	1000	x22908
1770B	Koxia and Permutation constructive algorithms	1000	x19105
1770A	Koxia and Whiteboards brute force, greedy	1000	x23034
1769B1	Копирование файлов I *special problem, brute force, implementation, math	1000	x1320
1766B	Notepad# implementation	1000	x20423
1765M	Minimum LCM math, number theory	1000	x13352
1765E	Exchange brute force, math	1000	x9664
1761B	Elimination of a Ring constructive algorithms, greedy, implementation	1000	x13104
1760D	Challenging Valleys implementation, two pointers	1000	x22788
1744C	Traffic Light binary search, implementation, two pointers	1000	x25053
1732A	Bestie brute force, combinatorics, constructive algorithms, implementation, math, number theory	1000	x14550
1725B	Basketball Together binary search, greedy, sortings	1000	x12194
1721B	Deadly Laser implementation	1000	x21650
1715B	Beautiful Array constructive algorithms, greedy, math	1000	x20529
1713B	Optimal Reduction constructive algorithms, sortings	1000	x20828
1704B	Luke is a Foodie brute force, greedy, implementation	1000	x16766
1702D	Not a Cheap String greedy	1000	x23158
1695B	Circle Game games, greedy	1000	x18115
1691B	Shoe Shuffling constructive algorithms, greedy, implementation, two pointers	1000	x21723
1690D	Black and White Stripe implementation, two pointers	1000	x27467
1676D	X-Sum brute force, greedy, implementation	1000	x24330
1674C	Infinite Replacement combinatorics, implementation, strings	1000	x23070
1671B	Consecutive Points Segment brute force, math, sortings	1000	x18225
1659A	Red Versus Blue constructive algorithms, greedy, implementation, math	1000	x17370
1634C	OKEA constructive algorithms	1000	x17995
1632B	Roof Construction bitmasks, constructive algorithms	1000	x21262
1622B	Berland Music data structures, greedy, math, sortings	1000	x20645
1620B	Triangles on a Rectangle geometry, greedy, math	1000	x19977
1614B	Divan and a New Project constructive algorithms, sortings	1000	x18210
1613B	Absent Remainder greedy, implementation, sortings	1000	x21294
1611C	Polycarp Recovers the Permutation constructive algorithms	1000	x18041
1607C	Minimum Extraction brute force, sortings	1000	x24483
1605B	Reverse Sort greedy, sortings	1000	x17752
1598B	Groups brute force, implementation	1000	x15834
1593C	Save More Mice binary search, greedy, greedy	1000	x24247
1584B	Coloring Rectangles greedy, math	1000	x13161
1579E1	Permutation Minimization by Deque constructive algorithms, greedy, math	1000	x21026
1569B	Chess Tournament constructive algorithms	1000	x18649
1567B	MEXor Mixup bitmasks, greedy	1000	x21919
1566C	MAX-MEX Cut bitmasks, constructive algorithms, dp, greedy	1000	x17153
1562B	Scenes From a Memory brute force, constructive algorithms, implementation, math, number theory	1000	x19259
1550B	Maximum Cost Deletion greedy, math	1000	x25907
1539A	Contest Start combinatorics, geometry, greedy, math	1000	x19712
1521A	Nastia and Nearly Good Numbers constructive algorithms, math, number theory	1000	x35821
1520C	Not Adjacent Matrix constructive algorithms	1000	x30910
1515B	Phoenix and Puzzle brute force, geometry, math, number theory	1000	x24348
1506C	Double-ended Strings brute force, implementation, strings	1000	x23784
1499B	Binary Removals brute force, dp, greedy, implementation	1000	x20379
1490B	Balanced Remainders brute force, constructive algorithms, math	1000	x25750
1485A	Add and Divide brute force, greedy, math, number theory	1000	x21207
1476A	K-divisible Sum binary search, constructive algorithms, greedy, math	1000	x35572
1474B	Different Divisors binary search, constructive algorithms, greedy, math, number theory	1000	x26953
1473B	String LCM brute force, math, number theory, strings	1000	x30295
1469B	Red and Blue dp, greedy	1000	x26339
1469A	Regular Bracket Sequence constructive algorithms, greedy	1000	x26694
1450B	Balls of Steel brute force, geometry, greedy	1000	x14968

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