Problemset - Codeforces

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Problems

#	Name
1927C	Choose the Different Ones! brute force, greedy, math	1000	x25577
1350A	Orac and Factors math	900	x25571
1833C	Vlad Building Beautiful Array greedy, math	800	x25524
1355A	Sequence with Digits brute force, implementation, math	1200	x25494
1345B	Card Constructions binary search, brute force, dp, math	1100	x25488
224A	Parallelepiped brute force, geometry, math	1100	x25395
450B	Jzzhu and Sequences implementation, math	1300	x25349
1312A	Two Regular Polygons geometry, greedy, math, number theory	800	x25330
1901A	Line Trip greedy, math	800	x25294
1593B	Make it Divisible by 25 dfs and similar, dp, greedy, math, math	900	x25218
1562A	The Miracle and the Sleeper greedy, math	800	x25193
1517A	Sum of 2050 greedy, math	800	x25105
1525A	Potion-making math, number theory	800	x25072
1304A	Two Rabbits math	800	x25019
1719A	Chip Game games, math	800	x25017
515C	Drazil and Factorial greedy, math, sortings	1400	x24977
598A	Tricky Sum math	900	x24885
1741B	Funny Permutation constructive algorithms, math	800	x24795
1945A	Setting up Camp greedy, math	800	x24684
352A	Jeff and Digits brute force, implementation, math	1000	x24650
1840C	Ski Resort combinatorics, math, two pointers	1000	x24643
1845A	Forbidden Integer constructive algorithms, implementation, math, number theory	800	x24612
1607B	Odd Grasshopper math	900	x24603
1916A	2023 constructive algorithms, implementation, math, number theory	800	x24552
1388A	Captain Flint and Crew Recruitment brute force, greedy, math, number theory	800	x24549
1497C1	k-LCM (easy version) constructive algorithms, math	1200	x24545
1471A	Strange Partition greedy, math, number theory	900	x24545
1886A	Sum of Three brute force, constructive algorithms, math	800	x24532
1463A	Dungeon binary search, math	1100	x24468
1859B	Olya and Game with Arrays constructive algorithms, greedy, math, sortings	1000	x24336
1180A	Alex and a Rhombus dp, implementation, math	800	x24214
1398C	Good Subarrays data structures, dp, math	1600	x24204
1917A	Least Product constructive algorithms, math	800	x24203
1515B	Phoenix and Puzzle brute force, geometry, math, number theory	1000	x24162
1822B	Karina and Array greedy, math, sortings	800	x24086
1624C	Division by Two and Permutation constructive algorithms, flows, graph matchings, greedy, math	1100	x24040
1391A	Suborrays constructive algorithms, math	800	x24008
1646A	Square Counting math	800	x23991
1883A	Morning math	800	x23966
1613A	Long Comparison implementation, math	900	x23966
1451A	Subtract or Divide greedy, math	800	x23924
1467A	Wizard of Orz constructive algorithms, greedy, math	900	x23863
1594A	Consecutive Sum Riddle math	800	x23844
507B	Amr and Pins geometry, math	1400	x23843
1855B	Longest Divisors Interval brute force, combinatorics, greedy, math, number theory	900	x23816
1345A	Puzzle Pieces math	800	x23814
1514A	Perfectly Imperfect Array math, number theory	800	x23800
1929B	Sasha and the Drawing constructive algorithms, greedy, math	800	x23774
1420B	Rock and Lever bitmasks, math	1200	x23703
1657A	Integer Moves brute force, math	800	x23682
1881B	Three Threadlets math	900	x23671
1699A	The Third Three Number Problem constructive algorithms, math	800	x23651
1916B	Two Divisors constructive algorithms, math, number theory	1000	x23629
1370C	Number Game games, math, number theory	1400	x23554
1326B	Maximums implementation, math	900	x23521
272A	Dima and Friends implementation, math	1000	x23518
1206A	Choose Two Numbers math, sortings	800	x23507
1213A	Chips Moving math	900	x23505
1748A	The Ultimate Square math	800	x23499
1684A	Digit Minimization constructive algorithms, games, math, strings	800	x23479
1401C	Mere Array constructive algorithms, math, number theory, sortings	1300	x23449
1395A	Boboniu Likes to Color Balls brute force, math	1000	x23441
1102A	Integer Sequence Dividing math	800	x23435
1895A	Treasure Chest math	800	x23423
1934A	Too Min Too Max greedy, math	800	x23382
1430C	Numbers on Whiteboard constructive algorithms, data structures, greedy, implementation, math	1000	x23337
1238A	Prime Subtraction math, number theory	900	x23279
1354A	Alarm Clock math	900	x23242
1715A	Crossmarket constructive algorithms, greedy, math	800	x23195
1856B	Good Arrays implementation, math	900	x23143
1861A	Prime Deletion constructive algorithms, math	800	x23114
1370B	GCD Compression constructive algorithms, math, number theory	1100	x23102
1779B	MKnez's ConstructiveForces Task constructive algorithms, math	900	x23018
1828A	Divisible Array constructive algorithms, math	800	x23010
1629B	GCD Arrays greedy, math, number theory	800	x22976
1665A	GCD vs LCM constructive algorithms, math	800	x22973
1790C	Premutation brute force, implementation, math	1000	x22957
1420A	Cubes Sorting math, sortings	900	x22842
1744B	Even-Odd Increments implementation, math	800	x22825
1514B	AND 0, Sum Big bitmasks, combinatorics, math	1200	x22824
1409C	Yet Another Array Restoration brute force, math, number theory	1200	x22744
1566A	Median Maximization binary search, greedy, math	800	x22738
1849B	Monsters greedy, math, sortings	1000	x22729
1883C	Raspberries dp, math	1000	x22708
1772C	Different Differences constructive algorithms, greedy, math	1000	x22703
1338A	Powered Addition greedy, math	1500	x22678
1543B	Customising the Track combinatorics, greedy, math	900	x22669
1334A	Level Statistics implementation, math	1200	x22668
1498A	GCD Sum brute force, math	800	x22659
1367C	Social Distance constructive algorithms, greedy, math	1300	x22609
1700A	Optimal Path constructive algorithms, greedy, math	800	x22554
651A	Joysticks dp, greedy, implementation, math	1100	x22511
1647A	Madoka and Math Dad implementation, math	800	x22482
1492A	Three swimmers math	800	x22434
1108B	Divisors of Two Integers brute force, greedy, math, number theory	1100	x22434
1617B	GCD Problem brute force, constructive algorithms, math, number theory	900	x22424
1436A	Reorder math	800	x22418
1822C	Bun Lover math	800	x22321
1806A	Walking Master geometry, greedy, math	800	x22317
1466A	Bovine Dilemma brute force, geometry, math	800	x22272