Problemset - Codeforces

Problems

#	Name
1001D	Distinguish plus state and minus state *special problem	1400	x682
1001C	Generate GHZ state *special problem	1400	x654
1001B	Generate Bell state *special problem	1400	x711
1000D	Yet Another Problem On a Subsequence combinatorics, dp	1900	x4257
1000C	Covered Points Count data structures, implementation, sortings	1700	x6835
1000B	Light It Up greedy	1500	x5887
999D	Equalize the Remainders data structures, greedy, implementation	1900	x4398
997A	Convert to Ones brute force, greedy, implementation, math	1500	x8336
996B	World Cup binary search, math	1300	x9072
995B	Suit and Tie greedy, implementation, math	1400	x7112
994B	Knights of a Polygonal Table greedy, implementation, sortings	1400	x5738
993B	Open Communication bitmasks, brute force	1900	x1956
993A	Two Squares geometry, implementation	1600	x4162
992C	Nastya and a Wardrobe math	1600	x4620
992B	Nastya Studies Informatics math, number theory	1600	x6292
991E	Bus Number brute force, combinatorics, math	1800	x3509
991D	Bishwock dp, greedy	1500	x7224
991C	Candies binary search, implementation	1500	x10537
990D	Graph And Its Complement constructive algorithms, graphs, implementation	1700	x3850
990C	Bracket Sequences Concatenation Problem implementation	1500	x5934
989C	A Mist of Florescence constructive algorithms, graphs	1800	x3820
988D	Points and Powers of Two brute force, math	1800	x7350
988C	Equal Sums implementation, sortings	1400	x10275
987C	Three displays brute force, dp, implementation	1400	x13620
986B	Petr and Permutations combinatorics, math	1800	x4688
986A	Fair graphs, greedy, number theory, shortest paths	1600	x7020
985C	Liebig's Barrels greedy	1500	x5781
983B	XOR-pyramid dp	1800	x5572
983A	Finite or not? implementation, math	1700	x4556
982D	Shark brute force, data structures, dsu, trees	1900	x2341
982C	Cut 'em all! dfs and similar, dp, graphs, greedy, trees	1500	x11711
982B	Bus of Characters data structures, greedy, implementation	1300	x8320
981D	Bookshelves bitmasks, dp, greedy	1900	x3273
981C	Useful Decomposition implementation, trees	1400	x5497
980C	Posterized games, greedy	1700	x3801
980B	Marlin constructive algorithms	1600	x4701
979C	Kuro and Walking Route dfs and similar, trees	1600	x6352
979B	Treasure Hunt greedy	1800	x4438
978G	Petya's Exams greedy, implementation, sortings	1700	x4397
978F	Mentors binary search, data structures, implementation	1500	x8361
978E	Bus Video System combinatorics, math	1400	x9629
978D	Almost Arithmetic Progression brute force, implementation, math	1500	x8857
977F	Consecutive Subsequence dp	1700	x19552
977E	Cyclic Components dfs and similar, dsu, graphs	1500	x20925
977D	Divide by three, multiply by two dfs and similar, math, sortings	1400	x18512
976C	Nested Segments greedy, implementation, sortings	1500	x7011
976B	Lara Croft and the New Game implementation, math	1300	x5729
975C	Valhalla Siege binary search	1400	x9727
965D	Single-use Stones binary search, flows, greedy, two pointers	1900	x3116
965B	Battleship implementation	1300	x4578
964B	Messages math	1300	x4370
963A	Alternating Sum math, number theory	1800	x3334
962D	Merge Equals data structures, implementation	1600	x6912
962C	Make a Square brute force, implementation, math	1400	x7888
962B	Students in Railway Carriage constructive algorithms, greedy, implementation	1300	x7720
962A	Equator implementation	1300	x12845
961E	Tufurama data structures	1900	x3682
961C	Chessboard bitmasks, brute force, implementation	1400	x5317
960C	Subsequence Counting bitmasks, constructive algorithms, greedy, implementation	1700	x3935
960B	Minimize the error data structures, greedy, sortings	1500	x8156
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
959C	Mahmoud and Ehab and the wrong algorithm constructive algorithms, trees	1500	x5792
958F2	Lightsabers (medium) binary search, two pointers	1800	x1240
958F1	Lightsabers (easy) implementation	1500	x1684
958E1	Guard Duty (easy) brute force, geometry, greedy, math	1600	x1544
958D1	Hyperspace Jump (easy) expression parsing, math	1400	x2077
958A1	Death Stars (easy) implementation	1400	x1668
957A	Tritonic Iridescence implementation	1300	x5785
955B	Not simply beatiful strings implementation	1400	x4840
954D	Fight Against Traffic dfs and similar, graphs, shortest paths	1600	x6700
954C	Matrix Walk implementation	1700	x3795
954B	String Typing implementation, strings	1400	x7288
952D	I'm Feeling Lucky! probabilities	1800	x2453
952C	Ravioli Sort implementation	1600	x2914
952B	A Map of the Cat brute force, interactive	1900	x2059
949C	Data Center Maintenance dfs and similar, graphs	1900	x2082
949B	A Leapfrog in the Array constructive algorithms, math	1700	x3732
949A	Zebras greedy	1600	x5405
946D	Timetable dp	1800	x4462
946C	String Transformation greedy, strings	1300	x8899
940D	Alena And The Heater binary search, implementation	1600	x3640
940C	Phone Numbers constructive algorithms, implementation, strings	1500	x5903
940B	Our Tanya is Crying Out Loud dp, greedy	1400	x9039
939E	Maximize! binary search, greedy, ternary search, two pointers	1800	x3164
939D	Love Rescue dfs and similar, dsu, graphs, greedy, strings	1600	x7361
939C	Convenient For Everybody binary search, two pointers	1600	x4645
938C	Constructing Tests binary search, brute force, constructive algorithms	1700	x3325
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
935C	Fifa and Fafa geometry	1600	x4763
934A	A Compatible Pair brute force, games	1400	x7019
933A	A Twisty Movement dp	1800	x4996
932C	Permutation Cycle brute force, constructive algorithms	1600	x4038
932B	Recursive Queries binary search, data structures, dfs and similar	1300	x8191
931C	Laboratory Work implementation, math	1700	x3364
930C	Teodor is not a liar! data structures, dp	1900	x2137
930B	Game with String implementation, probabilities, strings	1600	x2683
930A	Peculiar apple-tree dfs and similar, graphs, trees	1500	x7222