Problemset - Codeforces

→ Pay attention

Before contest
Codeforces Round 968 (Div. 2)
2 days
Register now »

*has extra registration

→ Filter Problems

Difficulty: —

Add tag

Problems

#	Name
1697A	Parkway Walk greedy, implementation	800	x25649
1696A	NIT orz! bitmasks, greedy	800	x18654
1695A	Subrectangle Guess games	800	x16279
1694A	Creep greedy, implementation	800	x22385
1692C	Where's the Bishop? implementation	800	x33547
1692B	All Distinct greedy, sortings	800	x33771
1692A	Marathon implementation	800	x63472
1691A	Beat The Odds brute force, greedy, math	800	x30335
1690C	Restoring the Duration of Tasks data structures, greedy, implementation	800	x25891
1690B	Array Decrements greedy, implementation	800	x25127
1690A	Print a Pedestal (Codeforces logo?) constructive algorithms, greedy	800	x33163
1689A	Lex String brute force, greedy, implementation, sortings, two pointers	800	x16666
1688B	Patchouli's Magical Talisman bitmasks, constructive algorithms, greedy, sortings	800	x18134
1688A	Cirno's Perfect Bitmasks Classroom bitmasks, brute force	800	x21380
1686B	Odd Subarrays dp, greedy	800	x18159
1686A	Everything Everywhere All But One greedy	800	x20363
1684B	Z mod X = C constructive algorithms, math	800	x20887
1684A	Digit Minimization constructive algorithms, games, math, strings	800	x23745
1682A	Palindromic Indices greedy, strings	800	x19211
1681B	Card Trick implementation, math	800	x20028
1681A	Game with Cards games, greedy	800	x20910
1680B	Robots implementation	800	x18252
1680A	Minimums and Maximums brute force, math	800	x21484
1678B1	Tokitsukaze and Good 01-String (easy version) implementation	800	x15870
1678A	Tokitsukaze and All Zero Sequence implementation	800	x18100
1676C	Most Similar Words brute force, greedy, implementation, implementation, math, strings	800	x29757
1676B	Equal Candies greedy, math, sortings	800	x47356
1676A	Lucky? implementation	800	x61980
1675A	Food for Animals greedy, math	800	x32668
1674B	Dictionary combinatorics, math	800	x26121
1674A	Number Transformation constructive algorithms, math	800	x26123
1673A	Subtle Substring Subtraction games, greedy, strings	800	x18383
1672B	I love AAAB constructive algorithms, implementation	800	x15753
1672A	Log Chopping games, implementation, math	800	x16022
1671A	String Building implementation	800	x20388
1670A	Prof. Slim greedy, implementation, sortings	800	x15372
1669C	Odd/Even Increments greedy, greedy, implementation, math	800	x34157
1669B	Triple implementation, sortings	800	x42222
1669A	Division? implementation	800	x61097
1668A	Direction Change implementation, math	800	x16260
1665A	GCD vs LCM constructive algorithms, math	800	x23416
1661A	Array Balancing greedy, math	800	x18314
1660B	Vlad and Candies math	800	x27952
1660A	Vasya and Coins greedy, math	800	x35714
1658B	Marin and Anti-coprime Permutation combinatorics, math, number theory	800	x18525
1658A	Marin and Photoshoot constructive algorithms, implementation, math	800	x20264
1657B	XY Sequence greedy	800	x22750
1657A	Integer Moves brute force, math	800	x23910
1656A	Good Pairs math, sortings	800	x19540
1654B	Prefix Removals strings	800	x15573
1654A	Maximum Cake Tastiness brute force, greedy, implementation, sortings	800	x18599
1651B	Prove Him Wrong constructive algorithms, greedy	800	x19489
1651A	Playoff implementation	800	x25590
1650A	Deletions of Two Adjacent Letters implementation, strings	800	x34483
1649A	Game implementation	800	x15488
1647A	Madoka and Math Dad implementation, math	800	x22689
1646B	Quality vs Quantity brute force, constructive algorithms, greedy, sortings, two pointers	800	x21075
1646A	Square Counting math	800	x24185
1644B	Anti-Fibonacci Permutation brute force, constructive algorithms, implementation	800	x20615
1644A	Doors and Keys implementation	800	x27236
1642A	Hard Way geometry	800	x16131
1638A	Reverse constructive algorithms, greedy, math	800	x21391
1637A	Sorting Parts brute force, sortings	800	x22224
1635B	Avoid Local Maximums greedy	800	x17902
1635A	Min Or Sum bitmasks, greedy	800	x22744
1634A	Reverse and Concatenate greedy, strings	800	x23811
1633B	Minority greedy	800	x27648
1633A	Div. 7 brute force	800	x32737
1632A	ABC implementation	800	x29309
1631A	Min Max Swap greedy	800	x28969
1629B	GCD Arrays greedy, math, number theory	800	x23283
1629A	Download More RAM brute force, greedy, sortings	800	x28891
1627A	Not Shading constructive algorithms, implementation	800	x23947
1626A	Equidistant Letters constructive algorithms, sortings	800	x28658
1625A	Ancient Civilization bitmasks, greedy, math	800	x17147
1624A	Plus One on the Subset math	800	x51263
1623A	Robot Cleaner brute force, implementation, math	800	x20002
1622A	Construct a Rectangle geometry, math	800	x29881
1621A	Stable Arrangement of Rooks constructive algorithms	800	x23708
1620A	Equal or Not Equal constructive algorithms, dsu, implementation	800	x21488
1619B	Squares and Cubes implementation, math	800	x30602
1619A	Square String? implementation, strings	800	x50485
1618B	Missing Bigram implementation	800	x22547
1618A	Polycarp and Sums of Subsequences math, sortings	800	x32131
1617A	Forbidden Subsequence constructive algorithms, greedy, sortings, strings	800	x16231
1616A	Integer Diversity implementation	800	x22625
1615A	Closing The Gap greedy, math	800	x20687
1614A	Divan and a Store brute force, constructive algorithms, greedy	800	x23205
1612A	Distance brute force, constructive algorithms	800	x17613
1611B	Team Composition: Programmers and Mathematicians binary search, constructive algorithms, math	800	x29264
1611A	Make Even constructive algorithms, math	800	x31236
1608A	Find Array constructive algorithms, math	800	x18988
1607A	Linear Keyboard implementation, strings	800	x37097
1605A	A.M. Deviation math, number theory	800	x20541
1604A	Era greedy	800	x21367
1602A	Two Subsequences implementation	800	x18919
1598A	Computer Game brute force, dfs and similar, dp, implementation	800	x23143
1594A	Consecutive Sum Riddle math	800	x24283
1593A	Elections math	800	x36393
1592A	Gamer Hemose binary search, greedy, math, sortings	800	x21986