Problemset - Codeforces

Problems

#	Name
996B	World Cup binary search, math	1300	x9072
995F	Cowmpany Cowmpensation combinatorics, dp, math, trees	2700	x1267
995D	Game math	2500	x768
995C	Leaving the Bar brute force, data structures, geometry, greedy, math, sortings	2300	x1910
995B	Suit and Tie greedy, implementation, math	1400	x7112
993E	Nikita and Order Statistics chinese remainder theorem, fft, math	2300	x1437
992D	Nastya and a Game brute force, implementation, math	2100	x1655
992C	Nastya and a Wardrobe math	1600	x4620
992B	Nastya Studies Informatics math, number theory	1600	x6292
991F	Concise and clear brute force, greedy, implementation, math	2700	x310
991E	Bus Number brute force, combinatorics, math	1800	x3509
990A	Commentary Boxes implementation, math	1000	x10630
989D	A Shade of Moonlight binary search, geometry, math, sortings, two pointers	2500	x517
988D	Points and Powers of Two brute force, math	1800	x7350
987B	High School: Become Human math	1100	x11654
986F	Oppa Funcan Style Remastered graphs, math, number theory, shortest paths	3300	x642
986E	Prince's Problem brute force, data structures, math, number theory, trees	2800	x799
986D	Perfect Encoding fft, math	3100	x332
986B	Petr and Permutations combinatorics, math	1800	x4688
985D	Sand Fortress binary search, constructive algorithms, math	2100	x2568
983A	Finite or not? implementation, math	1700	x4556
981H	K Paths combinatorics, data structures, dp, fft, math	3100	x271
980D	Perfect Groups dp, math, number theory	2100	x2726
980A	Links and Pearls implementation, math	900	x10444
979D	Kuro and GCD and XOR and SUM binary search, bitmasks, brute force, data structures, dp, dsu, greedy, math, number theory, strings, trees	2200	x1848
979A	Pizza, Pizza, Pizza!!! math	1000	x13851
978E	Bus Video System combinatorics, math	1400	x9629
978D	Almost Arithmetic Progression brute force, implementation, math	1500	x8857
977D	Divide by three, multiply by two dfs and similar, math, sortings	1400	x18510
976B	Lara Croft and the New Game implementation, math	1300	x5729
975D	Ghosts geometry, math	2000	x2224
967B	Watering System math, sortings	1000	x7195
965C	Greedy Arkady math	2000	x2116
965A	Paper Airplanes math	800	x9583
964B	Messages math	1300	x4370
964A	Splits math	800	x9715
963E	Circles of Waiting math	3100	x551
963C	Cutting Rectangle brute force, math, number theory	2600	x592
963A	Alternating Sum math, number theory	1800	x3334
962C	Make a Square brute force, implementation, math	1400	x7888
961G	Partitions combinatorics, math, number theory	2700	x1367
960G	Bandit Blues combinatorics, dp, fft, math	2900	x1073
959F	Mahmoud and Ehab and yet another xor task bitmasks, dp, math, matrices	2400	x2152
959E	Mahmoud and Ehab and the xor-MST bitmasks, dp, graphs, implementation, math	1900	x3444
959D	Mahmoud and Ehab and another array construction task constructive algorithms, greedy, math, number theory	1900	x3101
959A	Mahmoud and Ehab and the even-odd game games, math	800	x47914
958E1	Guard Duty (easy) brute force, geometry, greedy, math	1600	x1544
958D1	Hyperspace Jump (easy) expression parsing, math	1400	x2076
955C	Sad powers binary search, math, number theory	2100	x2717
955A	Feed the cat greedy, math	1100	x6677
954I	Yet Another String Matching Problem fft, math	2200	x1032
952A	Quirky Quantifiers math	800	x11293
950A	Left-handers, Right-handers and Ambidexters implementation, math	800	x15412
949B	A Leapfrog in the Array constructive algorithms, math	1700	x3732
946B	Weird Subtraction Process math, number theory	1100	x10903
940E	Cashback data structures, dp, greedy, math	2000	x3788
938E	Max History combinatorics, math	2300	x1332
937B	Vile Grasshoppers brute force, math, number theory	1400	x6918
936A	Save Energy! binary search, implementation, math	1700	x4372
935D	Fafa and Ancient Alphabet math, probabilities	1900	x2641
933D	A Creative Cutout brute force, combinatorics, math	2900	x333
933B	A Determined Cleanup math	2000	x1924
932E	Team Work combinatorics, dp, math	2400	x2899
931C	Laboratory Work implementation, math	1700	x3364
931A	Friends Meeting brute force, greedy, implementation, math	800	x12237
930E	Coins Exhibition data structures, dp, math	2900	x437
929C	Красивая команда *special problem, combinatorics, math	1700	x1162
926B	Add Points math, number theory	1800	x1715
926A	2-3-numbers implementation, math	1300	x3815
925C	Big Secret constructive algorithms, math	2200	x1321
923E	Perpetual Subtraction fft, math, matrices	3100	x455
923A	Primal Sport math, number theory	1700	x5039
920G	List Of Integers binary search, bitmasks, brute force, combinatorics, math, number theory	2200	x1761
920C	Swap Adjacent Elements dfs and similar, greedy, math, sortings, two pointers	1400	x9244
919E	Congruence Equation chinese remainder theorem, math, number theory	2100	x2142
917D	Stranger Trees dp, math, matrices, trees	2600	x1162
917A	The Monster dp, greedy, implementation, math	1800	x3528
916B	Jamie and Binary Sequence (changed after round) bitmasks, greedy, math	2000	x1919
916A	Jamie and Alarm Snooze brute force, implementation, math	900	x8616
915G	Coprime Arrays math, number theory	2300	x1293
914G	Sum the Fibonacci bitmasks, divide and conquer, dp, fft, math	2600	x936
914A	Perfect Squares brute force, implementation, math	900	x14201
913H	Don't Exceed math, probabilities	3400	x127
913G	Power Substring math, number theory	3200	x209
913F	Strongly Connected Tournament dp, graphs, math, probabilities	2800	x659
913A	Modular Exponentiation implementation, math	900	x21403
912E	Prime Gift binary search, dfs and similar, math, meet-in-the-middle, number theory, two pointers	2400	x1631
911D	Inversion Counting brute force, math	1800	x4617
910C	Minimum Sum constructive algorithms, greedy, math	1700	x1812
909B	Segments constructive algorithms, math	1300	x6426
908G	New Year and Original Order dp, math	2800	x1376
908E	New Year and Entity Enumeration bitmasks, combinatorics, dp, math	2500	x760
908D	New Year and Arbitrary Arrangement dp, math, probabilities	2200	x2392
908C	New Year and Curling brute force, geometry, implementation, math	1500	x6935
906D	Power Tower chinese remainder theorem, math, number theory	2700	x2144
906B	Seating of Students brute force, constructive algorithms, math	2200	x1143
903D	Almost Difference data structures, math	2200	x3889
901E	Cyclic Cipher fft, math	3300	x88
901B	GCD of Polynomials constructive algorithms, math	2200	x1585
900D	Unusual Sequences bitmasks, combinatorics, dp, math, number theory	2000	x3271