Problemset - Codeforces

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Problems

#	Name
246B	Increase and Decrease greedy, math	1300	x10929
1133D	Zero Quantity Maximization hashing, math, number theory	1500	x10928
1037A	Packets constructive algorithms, greedy, math	1300	x10926
1558A	Charmed by the Game brute force, math	1300	x10922
371B	Fox Dividing Cheese math, number theory	1300	x10902
1217B	Zmei Gorynich greedy, math	1600	x10900
1117A	Best Subsegment implementation, math	1100	x10900
1594E1	Rubik's Cube Coloring (easy version) combinatorics, math	1300	x10853
1461C	Random Events dp, math, probabilities	1500	x10845
1400B	RPG Protagonist brute force, greedy, math	1700	x10830
1013A	Piles With Stones math	800	x10825
1216D	Swords math	1300	x10817
1799B	Equalize by Divide brute force, constructive algorithms, greedy, math	1200	x10805
1875C	Jellyfish and Green Apple bitmasks, greedy, math, number theory	1400	x10768
1870C	Colorful Table binary search, data structures, dp, implementation, math, two pointers	1300	x10712
1043A	Elections implementation, math	800	x10702
630J	Divisibility math, number theory	1100	x10681
714A	Meeting of Old Friends implementation, math	1100	x10677
1236B	Alice and the List of Presents combinatorics, math	1500	x10668
946B	Weird Subtraction Process math, number theory	1100	x10665
1901C	Add, Divide and Floor constructive algorithms, greedy, math	1400	x10656
1167B	Lost Numbers brute force, divide and conquer, interactive, math	1400	x10651
131C	The World is a Theatre combinatorics, math	1400	x10644
1858B	The Walkway brute force, dp, greedy, math, number theory	1500	x10626
1023B	Pair of Toys math	1000	x10612
1626C	Monsters And Spells binary search, data structures, dp, greedy, implementation, math, two pointers	1700	x10609
1710A	Color the Picture constructive algorithms, greedy, math	1500	x10596
733B	Parade math	1100	x10588
669A	Little Artem and Presents math	800	x10544
1738C	Even Number Addicts dp, games, greedy, math	1500	x10534
1214B	Badges brute force, math	1100	x10517
1898B	Milena and Admirer greedy, math	1500	x10449
990A	Commentary Boxes implementation, math	1000	x10443
1857F	Sum and Product binary search, data structures, math	1600	x10414
1073B	Vasya and Books implementation, math	1000	x10410
1956C	Nene's Magical Matrix constructive algorithms, greedy, math	1600	x10336
1096B	Substring Removal combinatorics, math, strings	1300	x10333
1003C	Intense Heat brute force, implementation, math	1300	x10327
559A	Gerald's Hexagon brute force, geometry, math	1600	x10282
168A	Wizards and Demonstration implementation, math	900	x10280
1189C	Candies! data structures, dp, implementation, math	1400	x10278
980A	Links and Pearls implementation, math	900	x10257
1393C	Pinkie Pie Eats Patty-cakes constructive algorithms, greedy, math, sortings	1700	x10255
2B	The least round way dp, math	2000	x10221
1154C	Gourmet Cat implementation, math	1400	x10215
1744E1	Divisible Numbers (easy version) brute force, math, number theory	1500	x10211
1355C	Count Triangles binary search, implementation, math, two pointers	1800	x10195
624A	Save Luke math	800	x10166
1105C	Ayoub and Lost Array combinatorics, dp, math	1500	x10134
1582D	Vupsen, Pupsen and 0 constructive algorithms, math	1600	x10117
1437C	Chef Monocarp dp, flows, graph matchings, greedy, math, sortings	1800	x10115
304A	Pythagorean Theorem II brute force, math	1200	x10088
1895C	Torn Lucky Ticket brute force, dp, hashing, implementation, math	1400	x10086
899A	Splitting in Teams constructive algorithms, greedy, math	800	x10078
1143B	Nirvana brute force, math, number theory	1200	x10063
1877C	Joyboard math, number theory	1200	x10038
747A	Display Size brute force, math	800	x10037
777A	Shell Game constructive algorithms, implementation, math	1000	x10035
1036A	Function Height math	1000	x10034
1512E	Permutation by Sum brute force, greedy, math	1600	x10012
1703G	Good Key, Bad Key bitmasks, brute force, dp, greedy, math	1600	x9989
1926E	Vlad and an Odd Ordering binary search, bitmasks, data structures, dp, implementation, math, number theory	1500	x9947
630D	Hexagons! math	1100	x9935
1909C	Heavy Intervals constructive algorithms, data structures, dsu, greedy, math, sortings	1400	x9920
1366D	Two Divisors constructive algorithms, math, number theory	2000	x9911
1614C	Divan and bitwise operations bitmasks, combinatorics, constructive algorithms, dp, math	1500	x9906
1968D	Permutation Game brute force, dfs and similar, games, graphs, greedy, math		x9899
370A	Rook, Bishop and King graphs, math, shortest paths	1100	x9866
534B	Covered Path dp, greedy, math	1400	x9864
336A	Vasily the Bear and Triangle implementation, math	1000	x9863
1742G	Orray bitmasks, brute force, greedy, math, sortings	1500	x9837
757B	Bash's Big Day greedy, math, number theory	1400	x9817
1400D	Zigzags brute force, combinatorics, data structures, math, two pointers	1900	x9796
1091C	New Year and the Sphere Transmission math, number theory	1400	x9786
1796C	Maximum Set binary search, math	1600	x9767
1408B	Arrays Sum constructive algorithms, greedy, math	1400	x9754
1100C	NN and the Optical Illusion binary search, geometry, math	1200	x9723
1822E	Making Anti-Palindromes greedy, math, strings	1600	x9686
1659C	Line Empire binary search, brute force, dp, greedy, implementation, math	1500	x9654
1933E	Turtle vs. Rabbit Race: Optimal Trainings binary search, implementation, math, ternary search	1500	x9653
1775C	Interesting Sequence bitmasks, math	1600	x9641
194A	Exams implementation, math	900	x9628
1200C	Round Corridor math, number theory	1400	x9613
891A	Pride brute force, dp, greedy, math, number theory	1500	x9604
385B	Bear and Strings brute force, greedy, implementation, math, strings	1200	x9529
804B	Minimum number of steps combinatorics, greedy, implementation, math	1400	x9519
1765E	Exchange brute force, math	1000	x9518
1485C	Floor and Mod binary search, brute force, math, number theory	1700	x9517
1814B	Long Legs brute force, math	1700	x9514
493D	Vasya and Chess constructive algorithms, games, math	1700	x9514
1670C	Where is the Pizza? data structures, dfs and similar, dsu, graphs, implementation, math	1400	x9499
851A	Arpa and a research in Mexican wave implementation, math	800	x9497
875A	Classroom Watch brute force, math	1200	x9490
1478C	Nezzar and Symmetric Array implementation, math, sortings	1700	x9487
732C	Sanatorium binary search, constructive algorithms, greedy, implementation, math	1200	x9471
1227A	Math Problem math	1100	x9470
1951C	Ticket Hoarding greedy, math, sortings	1400	x9425
1942C1	Bessie's Birthday Cake (Easy Version) geometry, greedy, math	1300	x9415
1767D	Playoff combinatorics, constructive algorithms, dp, greedy, math	1500	x9409
1699C	The Third Problem combinatorics, constructive algorithms, math	1700	x9395