Problemset - Codeforces

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Codeforces Round 946 (Div. 3)
3 days
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Problems

#	Name
1916C	Training Before the Olympiad constructive algorithms, games, greedy, implementation, math	1200	x16740
1916B	Two Divisors constructive algorithms, math, number theory	1000	x23739
1916A	2023 constructive algorithms, implementation, math, number theory	800	x24599
1915E	Romantic Glasses data structures, greedy, math	1300	x18617
1915D	Unnatural Language Processing greedy, implementation, strings	900	x27846
1915C	Can I Square? binary search, implementation	800	x37795
1915B	Not Quite Latin Square bitmasks, brute force, implementation	800	x38754
1915A	Odd One Out bitmasks, implementation	800	x50083
1914D	Three Activities brute force, dp, greedy, implementation, sortings	1200	x18298
1914C	Quests greedy, math	1100	x20866
1914B	Preparing for the Contest constructive algorithms, math	800	x28630
1914A	Problemsolving Log implementation, strings	800	x29849
1913C	Game with Multiset binary search, bitmasks, brute force, greedy	1300	x13732
1913B	Swap and Delete strings	1000	x22019
1913A	Rating Increase implementation	800	x22337
1912L	LOL Lovers strings	800	x6353
1910A	Username *special problem, implementation	1100	x1610
1909B	Make Almost Equal With Mod bitmasks, constructive algorithms, math, number theory	1200	x14002
1909A	Distinct Buttons implementation, math	800	x15740
1907C	Removal of Unattractive Pairs constructive algorithms, greedy, math, strings	1200	x18484
1907B	YetnotherrokenKeoard data structures, implementation, strings	1000	x23391
1907A	Rook implementation	800	x34222
1906A	Easy As ABC brute force	1000	x3555
1905B	Begginer's Zelda greedy, trees	1100	x15317
1905A	Constructive Problems constructive algorithms, math	800	x21848
1904B	Collecting Game binary search, dp, greedy, sortings, two pointers	1100	x12936
1904A	Forked! brute force, implementation	900	x16013
1903B	StORage room bitmasks, brute force, constructive algorithms, greedy	1200	x11445
1903A	Halloumi Boxes brute force, greedy, sortings	800	x24439
1902C	Insert and Equalize brute force, constructive algorithms, greedy, math, number theory	1300	x12321
1902B	Getting Points binary search, brute force, greedy	1100	x13363
1902A	Binary Imbalance constructive algorithms	800	x19844
1901B	Chip and Ribbon greedy, math	1100	x14043
1901A	Line Trip greedy, math	800	x25492
1900C	Anji's Binary Tree dfs and similar, dp, trees	1300	x10485
1900B	Laura and Operations dp, math	900	x16071
1900A	Cover in Water constructive algorithms, greedy, implementation, strings	800	x22136
1899E	Queue Sort greedy, implementation, sortings	1300	x13972
1899D	Yarik and Musical Notes hashing, math, number theory	1300	x12274
1899C	Yarik and Array dp, greedy, two pointers	1100	x18235
1899B	250 Thousand Tons of TNT brute force, implementation, number theory	1100	x18189
1899A	Game with Integers games, math, number theory	800	x38256
1898A	Milica and String brute force, implementation, strings	800	x15109
1896B	AB Flipping greedy, strings, two pointers	900	x13433
1896A	Jagged Swaps sortings	800	x18916
1895B	Points and Minimum Distance greedy, math, sortings	800	x19669
1895A	Treasure Chest math	800	x23470
1894B	Two Out of Three constructive algorithms	1000	x14757
1894A	Secret Sport implementation, strings	800	x18138
1891B	Deja Vu brute force, math, sortings	1100	x15889
1891A	Sorting with Twos constructive algorithms, sortings	800	x18404
1890B	Qingshan Loves Strings constructive algorithms, implementation	800	x16695
1890A	Doremy's Paint 3 constructive algorithms	800	x21683
1889A	Qingshan Loves Strings 2 constructive algorithms, greedy, implementation	1300	x12075
1886B	Fear of the Dark binary search, geometry, math	1200	x15229
1886A	Sum of Three brute force, constructive algorithms, math	800	x24565
1884B	Haunted House binary search, greedy, math, two pointers	1100	x11714
1884A	Simple Design brute force, greedy, math	800	x16493
1883C	Raspberries dp, math	1000	x22861
1883B	Chemistry strings	900	x27083
1883A	Morning math	800	x24035
1882B	Sets and Union bitmasks, brute force, constructive algorithms, greedy	1300	x14325
1882A	Increasing Sequence greedy	800	x24319
1881D	Divide and Equalize math, number theory	1300	x14596
1881C	Perfect Square brute force, implementation	1200	x15889
1881B	Three Threadlets math	900	x23751
1881A	Don't Try to Count brute force, strings	800	x27630
1879C	Make it Alternating combinatorics, dp, greedy	1300	x15004
1879B	Chips on the Board constructive algorithms, greedy	900	x21215
1879A	Rigged! greedy	800	x22090
1878C	Vasilije in Cacak math	900	x28618
1878B	Aleksa and Stack constructive algorithms, math	800	x29907
1878A	How Much Does Daytona Cost? greedy	800	x39053
1877C	Joyboard math, number theory	1200	x10114
1877A	Goals of Victory math	800	x18992
1876A	Helmets in Night Light greedy, sortings	1000	x14930
1875A	Jellyfish and Undertale brute force, greedy	900	x21936
1874A	Jellyfish and Game brute force, games, greedy, implementation	1200	x15844
1873F	Money Trees binary search, greedy, math, two pointers	1300	x13920
1873E	Building an Aquarium binary search, sortings	1100	x23163
1873D	1D Eraser greedy, implementation, two pointers	800	x32806
1873C	Target Practice implementation, math	800	x35576
1873B	Good Kid brute force, greedy, math	800	x44605
1873A	Short Sort brute force, implementation	800	x49069
1872D	Plus Minus Permutation math	1200	x21084
1872C	Non-coprime Split math, number theory	1100	x22074
1872B	The Corridor or There and Back Again greedy, implementation	900	x26690
1872A	Two Vessels brute force, greedy, math	800	x37392
1870C	Colorful Table binary search, data structures, dp, implementation, math, two pointers	1300	x10763
1870B	Friendly Arrays bitmasks, greedy, math	1200	x13375
1870A	MEXanized Array constructive algorithms, greedy, math	800	x18513
1869B	2D Traveling geometry, math, shortest paths, sortings	1100	x14497
1869A	Make It Zero constructive algorithms	900	x18716
1868A	Fill in the Matrix constructive algorithms, implementation	1300	x11203
1867C	Salyg1n and the MEX Game constructive algorithms, data structures, games, greedy, interactive	1300	x10601
1867B	XOR Palindromes bitmasks, constructive algorithms, strings	1100	x15884
1867A	green_gold_dog, array and permutation constructive algorithms, sortings	800	x19251
1866A	Ambitious Kid math	800	x18211
1864C	Divisor Chain bitmasks, constructive algorithms, math, number theory	1300	x12635
1864B	Swap and Reverse constructive algorithms, greedy, sortings, strings	1100	x14783