Problemset - Codeforces

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CodeTON Round 9 (Div. 1 + Div. 2, Rated, Prizes!)
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Problems

#	Name
1761F1	Anti-median (Easy Version) dp, math	3100	x210
1761D	Carry Bit combinatorics, math	2100	x2486
1760E	Binary Inversions data structures, greedy, math	1100	x20528
1759G	Restore the Permutation binary search, constructive algorithms, data structures, greedy, math	1900	x4535
1759F	All Possible Digits binary search, data structures, greedy, math, number theory	1800	x3970
1759C	Thermostat greedy, math, shortest paths	1100	x17866
1759B	Lost Permutation math	800	x22345
1758D	Range = √Sum binary search, brute force, constructive algorithms, math, two pointers	1800	x7400
1754B	Kevin and Permutation constructive algorithms, greedy, math	800	x18981
1753C	Wish I Knew How to Sort dp, math, probabilities	2000	x4575
1753B	Factorial Divisibility math, number theory	1600	x12985
1750G	Doping combinatorics, dp, math	3300	x249
1750F	Majority combinatorics, dp, math, strings	2700	x926
1750D	Count GCD combinatorics, math, number theory	1800	x6002
1750A	Indirect Sort constructive algorithms, implementation, math	800	x17110
1749D	Counting Arrays combinatorics, dp, math, number theory	1900	x5623
1748E	Yet Another Array Counting Problem binary search, data structures, divide and conquer, dp, flows, math, trees	2300	x1968
1748D	ConstructOR bitmasks, chinese remainder theorem, combinatorics, constructive algorithms, math, number theory	2100	x2844
1748A	The Ultimate Square math	800	x24173
1747E	List Generation combinatorics, dp, math	2900	x527
1746C	Permutation Operations constructive algorithms, greedy, implementation, math	1300	x12893
1744F	MEX vs MED math, two pointers	2000	x3144
1744E2	Divisible Numbers (hard version) brute force, math, number theory	1900	x5670
1744E1	Divisible Numbers (easy version) brute force, math, number theory	1500	x11011
1744D	Divisibility by 2^n greedy, math, sortings	1200	x21684
1744B	Even-Odd Increments implementation, math	800	x23612
1743G	Antifibonacci Cut bitmasks, combinatorics, constructive algorithms, data structures, dp, hashing, math	3000	x260
1743A	Password brute force, combinatorics, implementation, math	800	x26913
1742G	Orray bitmasks, brute force, greedy, math, sortings	1500	x10921
1742E	Scuza binary search, greedy, math	1200	x25375
1741F	Multi-Colored Segments binary search, data structures, math, sortings	2000	x2472
1741C	Minimize the Thickness brute force, greedy, math, two pointers	1100	x17871
1741B	Funny Permutation constructive algorithms, math	800	x25548
1740F	Conditional Mix combinatorics, dp, math	2600	x825
1739B	Array Recovery constructive algorithms, greedy, math	1100	x22568
1738G	Anti-Increasing Addicts constructive algorithms, dp, greedy, math	2900	x462
1738E	Balance Addicts combinatorics, dp, math, two pointers	2300	x1569
1738C	Even Number Addicts dp, games, greedy, math	1500	x11294
1738B	Prefix Sum Addicts constructive algorithms, greedy, math, sortings	1200	x15839
1737F	Ela and Prime GCD constructive algorithms, math, number theory	3300	x125
1737E	Ela Goes Hiking combinatorics, dp, math, probabilities	2500	x946
1737C	Ela and Crickets constructive algorithms, games, implementation, math	1500	x5801
1737B	Ela's Fitness and the Luxury Number binary search, implementation, math	1300	x9454
1736B	Playing with GCD math, number theory	1200	x18196
1735D	Meta-set brute force, combinatorics, data structures, hashing, math	1700	x5555
1735B	Tea with Tangerines greedy, math	900	x18302
1735A	Working Week constructive algorithms, greedy, math	800	x20351
1734F	Zeros and Ones bitmasks, divide and conquer, dp, math	2500	x820
1734C	Removing Smallest Multiples greedy, math	1200	x19074
1733E	Conveyor constructive algorithms, dp, math	2700	x1255
1733D1	Zero-One (Easy Version) constructive algorithms, greedy, math	1400	x13611
1733B	Rule of League constructive algorithms, math	900	x19850
1732E	Location data structures, dp, math, number theory	2800	x463
1732A	Bestie brute force, combinatorics, constructive algorithms, implementation, math, number theory	1000	x15162
1731F	Function Sum brute force, combinatorics, dp, fft, math	2500	x706
1731E	Graph Cost dp, greedy, math, number theory	2000	x2877
1731C	Even Subarrays bitmasks, brute force, hashing, math, number theory	1700	x9713
1731B	Kill Demodogs greedy, math	1100	x18623
1731A	Joey Takes Money greedy, math	800	x22694
1730C	Minimum Notation data structures, greedy, math, sortings	1200	x16614
1730B	Meeting on the Line binary search, geometry, greedy, implementation, math, ternary search	1600	x12974
1729F	Kirei and the Linear Function hashing, math	1900	x4190
1729A	Two Elevators math	800	x40951
1728G	Illumination binary search, bitmasks, brute force, combinatorics, dp, math, two pointers	2700	x468
1728E	Red-Black Pepper brute force, data structures, greedy, math, number theory	2300	x1756
1726H	Mainak and the Bleeding Polygon binary search, geometry, implementation, math	3500	x87
1726E	Almost Perfect combinatorics, fft, math	2400	x1436
1726B	Mainak and Interesting Sequence bitmasks, constructive algorithms, math	1100	x15233
1726A	Mainak and Array greedy, math	900	x22403
1725H	Hot Black Hot White constructive algorithms, math	1800	x2654
1725G	Garage binary search, geometry, math	1500	x5939
1725E	Electrical Efficiency combinatorics, data structures, dp, math, number theory, trees	2500	x491
1725D	Deducing Sortability binary search, bitmasks, math	2900	x130
1725C	Circular Mirror binary search, combinatorics, geometry, math, two pointers	2000	x1653
1725A	Accumulation of Dominoes math	800	x9312
1720E	Misha and Paintings constructive algorithms, data structures, greedy, implementation, math	2700	x815
1720B	Interesting Sum brute force, data structures, greedy, math, sortings	800	x21287
1720A	Burenka Plays with Fractions math, number theory	900	x22521
1719B	Mathematical Circus constructive algorithms, math	800	x18593
1719A	Chip Game games, math	800	x25671
1718F	Burenka, an Array and Queries data structures, math, number theory	3300	x163
1718E	Impressionism constructive algorithms, graphs, implementation, math	3500	x120
1718D	Permutation for Burenka data structures, graph matchings, greedy, math, trees	3300	x314
1718C	Tonya and Burenka-179 data structures, greedy, math, number theory	2400	x1638
1718B	Fibonacci Strings greedy, implementation, math, number theory	2000	x3046
1717E	Madoka and The Best University math, number theory	2200	x2763
1717D	Madoka and The Corruption Scheme combinatorics, constructive algorithms, greedy, math	1900	x4436
1717A	Madoka and Strange Thoughts math, number theory	800	x19578
1716F	Bags with Balls combinatorics, dp, math, number theory	2500	x1081
1716D	Chip Move brute force, dp, math	2000	x5325
1716B	Permutation Chain constructive algorithms, math	800	x21463
1716A	2-3 Moves greedy, math	800	x33180
1715F	Crop Squares constructive algorithms, geometry, interactive, math	2700	x530
1715C	Monoblock combinatorics, data structures, implementation, math	1700	x8708
1715B	Beautiful Array constructive algorithms, greedy, math	1000	x22322
1715A	Crossmarket constructive algorithms, greedy, math	800	x23604
1714E	Add Modulo 10 brute force, math, number theory	1400	x16908
1714A	Everyone Loves to Sleep implementation, math	900	x29940
1713F	Lost Array bitmasks, combinatorics, constructive algorithms, dp, math	2900	x546
1713C	Build Permutation constructive algorithms, dp, math	1200	x17490