Problemset - Codeforces

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Codeforces Round 961 (Div. 2)
09:11:21
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Problems

#	Name
1984C2	Magnitude (Hard Version) combinatorics, dp, greedy, math	1700	x6470
1976C	Job Interview binary search, dp, greedy, implementation, two pointers	1600	x9212
1975D	Paint the Tree brute force, dfs and similar, dp, greedy, shortest paths, trees	1700	x5300
1970C2	Game on Tree (Medium) dfs and similar, dp, games, trees	1700	x2108
1969C	Minimizing the Sum dp, implementation	1700	x7688
1957C	How Does the Rook Move? combinatorics, dp, math	1600	x8824
1946C	Tree Cutting binary search, dp, greedy, implementation, trees	1600	x9988
1941E	Rudolf and k Bridges binary search, data structures, dp, two pointers	1600	x8933
1926E	Vlad and an Odd Ordering binary search, bitmasks, data structures, dp, implementation, math, number theory	1500	x11112
1924A	Did We Get Everything Covered? constructive algorithms, dp, greedy, shortest paths, strings	1500	x13125
1901D	Yet Another Monster Fight binary search, dp, greedy, implementation, math	1700	x6533
1884C	Medium Design brute force, data structures, dp, greedy, sortings	1700	x5812
1881F	Minimum Maximum Distance dfs and similar, dp, graphs, shortest paths, trees	1700	x6450
1881E	Block Sequence dp	1500	x12898
1879D	Sum of XOR Functions bitmasks, combinatorics, divide and conquer, dp, math	1700	x7030
1875D	Jellyfish and Mex dp	1600	x8162
1872E	Data Structures Fan binary search, bitmasks, data structures, dp	1500	x12825
1864D	Matrix Cascade brute force, constructive algorithms, data structures, dp, greedy, math	1700	x6549
1858B	The Walkway brute force, dp, greedy, math, number theory	1500	x11034
1856C	To Become Max binary search, brute force, data structures, dp	1600	x11747
1851E	Nastya and Potions dfs and similar, dp, graphs, sortings	1500	x9900
1842C	Tenzing and Balls dp	1500	x12243
1829H	Don't Blame Me bitmasks, combinatorics, dp, math	1700	x7446
1829G	Hits Different data structures, dp, implementation, math	1600	x9943
1826D	Running Miles brute force, dp, greedy	1700	x9166
1822F	Gardening Friends brute force, dfs and similar, dp, graphs, trees	1700	x5854
1811E	Living Sequence binary search, dp, math, number theory	1500	x11951
1789C	Serval and Toxel's Arrays combinatorics, dp, implementation, math	1500	x8329
1787C	Remove the Bracket dp, greedy, math	1600	x6904
1779D	Boris and His Amazing Haircut constructive algorithms, data structures, dp, dsu, greedy, sortings	1700	x7714
1767D	Playoff combinatorics, constructive algorithms, dp, greedy, math	1500	x9678
1759E	The Humanoid brute force, dp, sortings	1500	x10483
1753A2	Make Nonzero Sum (hard version) constructive algorithms, dp, greedy	1500	x10074
1748C	Zero-Sum Prefixes brute force, data structures, dp, greedy, implementation	1600	x10839
1743D	Problem with Random Tests brute force, dp, greedy, probabilities	1700	x7476
1741E	Sending a Sequence Over the Network dp	1600	x11457
1739C	Card Game combinatorics, constructive algorithms, dp, games	1500	x8906
1738C	Even Number Addicts dp, games, greedy, math	1500	x10932
1731D	Valiant's New Map binary search, brute force, data structures, dp, two pointers	1700	x6960
1722E	Counting Rectangles brute force, data structures, dp, implementation	1600	x10458
1714D	Color with Occurrences brute force, data structures, dp, greedy, strings	1600	x8908
1703G	Good Key, Bad Key bitmasks, brute force, dp, greedy, math	1600	x10362
1695C	Zero Path brute force, data structures, dp, graphs, greedy, shortest paths	1700	x10681
1693B	Fake Plastic Trees dfs and similar, dp, greedy, trees	1700	x8275
1692H	Gambling data structures, dp, greedy, math	1700	x7270
1689C	Infected Tree dfs and similar, dp, trees	1600	x10940
1681D	Required Length brute force, dfs and similar, dp, hashing, shortest paths	1700	x9465
1677A	Tokitsukaze and Strange Inequality brute force, data structures, dp	1600	x8295
1673C	Palindrome Basis brute force, dp, math, number theory	1500	x12318
1659C	Line Empire binary search, brute force, dp, greedy, implementation, math	1500	x10134
1646C	Factorials and Powers of Two bitmasks, brute force, constructive algorithms, dp, math	1500	x13699
1633D	Make Them Equal dp, greedy	1600	x13553
1632C	Strange Test binary search, bitmasks, brute force, dp, math	1600	x12525
1626C	Monsters And Spells binary search, data structures, dp, greedy, implementation, math, two pointers	1700	x10768
1625C	Road Optimization dp	1700	x10379
1619E	MEX and Increments constructive algorithms, data structures, dp, greedy, implementation, math, sortings	1700	x8990
1614C	Divan and bitwise operations bitmasks, combinatorics, constructive algorithms, dp, math	1500	x10098
1608C	Game Master data structures, dfs and similar, dp, graphs, greedy, two pointers	1700	x6541
1594D	The Number of Imposters constructive algorithms, dfs and similar, dp, dsu, graphs	1700	x7294
1592C	Bakry and Partitioning bitmasks, constructive algorithms, dfs and similar, dp, graphs, trees	1700	x7787
1583C	Omkar and Determination data structures, dp	1700	x6863
1580A	Portal brute force, data structures, dp, greedy, implementation	1700	x3607
1571E	Fix the String *special problem, bitmasks, dp, greedy	1700	x333
1567C	Carrying Conundrum bitmasks, combinatorics, dp, math	1600	x12003
1562D1	Two Hundred Twenty One (easy version) data structures, dp, math	1700	x6248
1561D1	Up the Strip (simplified version) brute force, data structures, dp, math, number theory	1700	x5526
1557C	Moamen and XOR bitmasks, combinatorics, dp, math, matrices	1700	x8473
1555D	Say No to Palindromes brute force, constructive algorithms, dp, strings	1600	x12082
1553D	Backspace dp, greedy, strings, two pointers	1500	x13526
1547E	Air Conditioners data structures, dp, implementation, shortest paths, sortings, two pointers	1500	x14181
1538F	Interesting Function binary search, dp, math, number theory	1500	x18850
1537E1	Erase and Extend (Easy Version) binary search, brute force, dp, greedy, hashing, implementation, string suffix structures, strings, two pointers	1600	x12630
1536C	Diluc and Kaeya data structures, dp, hashing, number theory	1500	x13858
1528B	Kavi on Pairing Duty combinatorics, dp, math	1700	x8581
1528A	Parsa's Humongous Tree dfs and similar, divide and conquer, dp, greedy, trees	1600	x14299
1526C1	Potions (Easy Version) brute force, data structures, dp, greedy	1500	x21837
1519D	Maximum Sum of Products brute force, dp, implementation, math, two pointers	1600	x14900
1516C	Baby Ehab Partitions Again bitmasks, constructive algorithms, dp, math	1700	x11736
1516B	AGAGA XOOORRR bitmasks, brute force, dp, greedy	1500	x18783
1513C	Add One dp, matrices	1600	x13584
1512G	Short Task brute force, dp, math, number theory	1700	x7990
1498C	Planar Reflections brute force, data structures, dp	1600	x9460
1497E1	Square-Free Division (easy version) data structures, dp, greedy, math, number theory, two pointers	1700	x8156
1492C	Maximum width binary search, data structures, dp, greedy, two pointers	1500	x15812
1491C	Pekora and Trampoline brute force, data structures, dp, greedy, implementation	1700	x7791
1476D	Journey dfs and similar, dp, dsu, implementation	1700	x8471
1476C	Longest Simple Cycle dp, graphs, greedy	1600	x11183
1473D	Program data structures, dp, implementation, strings	1700	x9449
1472E	Correct Placement binary search, data structures, dp, sortings, two pointers	1700	x7866
1469C	Building a Fence dp, greedy, implementation, two pointers	1600	x10587
1461C	Random Events dp, math, probabilities	1500	x11049
1455D	Sequence and Swaps dp, greedy, sortings	1600	x12155
1452D	Radio Towers combinatorics, dp, math	1600	x7873
1422C	Bargain combinatorics, dp, math	1700	x8158
1418C	Mortal Kombat Tower dp, graphs, greedy, shortest paths	1500	x19068
1408C	Discrete Acceleration binary search, dp, implementation, math, two pointers	1500	x8764
1398C	Good Subarrays data structures, dp, math	1600	x25214
1395C	Boboniu and Bit Operations bitmasks, brute force, dp, greedy	1600	x13823
1392D	Omkar and Bed Wars dp, greedy	1700	x8624
1391C	Cyclic Permutations combinatorics, dp, graphs, math	1500	x14735

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