Problemset - Codeforces

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Codeforces Round 950 (Div. 3)
46:49:39
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Problems

#	Name
1975D	Paint the Tree brute force, dfs and similar, dp, greedy, shortest paths, trees	1700	x4195
1970C2	Game on Tree (Medium) dfs and similar, dp, games, trees	1700	x1521
1969C	Minimizing the Sum dp, implementation	1700	x6714
1957C	How Does the Rook Move? combinatorics, dp, math	1600	x8097
1946C	Tree Cutting binary search, dp, greedy, implementation, trees	1600	x9420
1941E	Rudolf and k Bridges binary search, data structures, dp, two pointers	1600	x8395
1926E	Vlad and an Odd Ordering binary search, bitmasks, data structures, dp, implementation, math, number theory	1500	x10369
1924A	Did We Get Everything Covered? constructive algorithms, dp, greedy, shortest paths, strings	1500	x12571
1901D	Yet Another Monster Fight binary search, dp, greedy, implementation, math	1700	x6289
1884C	Medium Design brute force, data structures, dp, greedy, sortings	1700	x5552
1881F	Minimum Maximum Distance dfs and similar, dp, graphs, shortest paths, trees	1700	x6129
1881E	Block Sequence dp	1500	x12034
1879D	Sum of XOR Functions bitmasks, combinatorics, divide and conquer, dp, math	1700	x6702
1875D	Jellyfish and Mex dp	1600	x7725
1872E	Data Structures Fan binary search, bitmasks, data structures, dp	1500	x12242
1864D	Matrix Cascade brute force, constructive algorithms, data structures, dp, greedy, math	1700	x6405
1858B	The Walkway brute force, dp, greedy, math, number theory	1500	x10741
1856C	To Become Max binary search, brute force, data structures, dp	1600	x11227
1851E	Nastya and Potions dfs and similar, dp, graphs, sortings	1500	x9548
1842C	Tenzing and Balls dp	1500	x11851
1829H	Don't Blame Me bitmasks, combinatorics, dp, math	1700	x7167
1829G	Hits Different data structures, dp, implementation, math	1600	x9547
1826D	Running Miles brute force, dp, greedy	1700	x8734
1822F	Gardening Friends brute force, dfs and similar, dp, graphs, trees	1700	x5665
1811E	Living Sequence binary search, dp, math, number theory	1500	x11673
1789C	Serval and Toxel's Arrays combinatorics, dp, implementation, math	1500	x8149
1787C	Remove the Bracket dp, greedy, math	1600	x6762
1779D	Boris and His Amazing Haircut constructive algorithms, data structures, dp, dsu, greedy, sortings	1700	x7565
1767D	Playoff combinatorics, constructive algorithms, dp, greedy, math	1500	x9502
1759E	The Humanoid brute force, dp, sortings	1500	x10091
1753A2	Make Nonzero Sum (hard version) constructive algorithms, dp, greedy	1500	x9865
1748C	Zero-Sum Prefixes brute force, data structures, dp, greedy, implementation	1600	x10566
1743D	Problem with Random Tests brute force, dp, greedy, probabilities	1700	x7356
1741E	Sending a Sequence Over the Network dp	1600	x11012
1739C	Card Game combinatorics, constructive algorithms, dp, games	1500	x8776
1738C	Even Number Addicts dp, games, greedy, math	1500	x10645
1731D	Valiant's New Map binary search, brute force, data structures, dp, two pointers	1700	x6801
1722E	Counting Rectangles brute force, data structures, dp, implementation	1600	x10172
1714D	Color with Occurrences brute force, data structures, dp, greedy, strings	1600	x8783
1703G	Good Key, Bad Key bitmasks, brute force, dp, greedy, math	1600	x10111
1695C	Zero Path brute force, data structures, dp, graphs, greedy, shortest paths	1700	x10439
1693B	Fake Plastic Trees dfs and similar, dp, greedy, trees	1700	x8118
1692H	Gambling data structures, dp, greedy, math	1700	x7133
1689C	Infected Tree dfs and similar, dp, trees	1600	x10701
1681D	Required Length brute force, dfs and similar, dp, hashing, shortest paths	1700	x9315
1677A	Tokitsukaze and Strange Inequality brute force, data structures, dp	1600	x8153
1673C	Palindrome Basis brute force, dp, math, number theory	1500	x11984
1659C	Line Empire binary search, brute force, dp, greedy, implementation, math	1500	x9813
1646C	Factorials and Powers of Two bitmasks, brute force, constructive algorithms, dp, math	1500	x13344
1633D	Make Them Equal dp, greedy	1600	x13178
1632C	Strange Test binary search, bitmasks, brute force, dp, math	1600	x12325
1626C	Monsters And Spells binary search, data structures, dp, greedy, implementation, math, two pointers	1700	x10672
1625C	Road Optimization dp	1700	x10149
1619E	MEX and Increments constructive algorithms, data structures, dp, greedy, implementation, math, sortings	1700	x8745
1614C	Divan and bitwise operations bitmasks, combinatorics, constructive algorithms, dp, math	1500	x9962
1608C	Game Master data structures, dfs and similar, dp, graphs, greedy, two pointers	1700	x6448
1594D	The Number of Imposters constructive algorithms, dfs and similar, dp, dsu, graphs	1700	x7151
1592C	Bakry and Partitioning bitmasks, constructive algorithms, dfs and similar, dp, graphs, trees	1700	x7662
1583C	Omkar and Determination data structures, dp	1700	x6836
1580A	Portal brute force, data structures, dp, greedy, implementation	1700	x3575
1571E	Fix the String *special problem, bitmasks, dp, greedy	1700	x327
1567C	Carrying Conundrum bitmasks, combinatorics, dp, math	1600	x11883
1562D1	Two Hundred Twenty One (easy version) data structures, dp, math	1700	x6202
1561D1	Up the Strip (simplified version) brute force, data structures, dp, math, number theory	1700	x5404
1557C	Moamen and XOR bitmasks, combinatorics, dp, math, matrices	1700	x8363
1555D	Say No to Palindromes brute force, constructive algorithms, dp, strings	1600	x11823
1553D	Backspace dp, greedy, strings, two pointers	1500	x13383
1547E	Air Conditioners data structures, dp, implementation, shortest paths, sortings, two pointers	1500	x13933
1538F	Interesting Function binary search, dp, math, number theory	1500	x18493
1537E1	Erase and Extend (Easy Version) binary search, brute force, dp, greedy, hashing, implementation, string suffix structures, strings, two pointers	1600	x12356
1536C	Diluc and Kaeya data structures, dp, hashing, number theory	1500	x13645
1528B	Kavi on Pairing Duty combinatorics, dp, math	1700	x8506
1528A	Parsa's Humongous Tree dfs and similar, divide and conquer, dp, greedy, trees	1600	x14008
1526C1	Potions (Easy Version) brute force, data structures, dp, greedy	1500	x21395
1519D	Maximum Sum of Products brute force, dp, implementation, math, two pointers	1600	x14655
1516C	Baby Ehab Partitions Again bitmasks, constructive algorithms, dp, math	1700	x11578
1516B	AGAGA XOOORRR bitmasks, brute force, dp, greedy	1500	x18252
1513C	Add One dp, matrices	1600	x13330
1512G	Short Task brute force, dp, math, number theory	1700	x7862
1498C	Planar Reflections brute force, data structures, dp	1600	x9269
1497E1	Square-Free Division (easy version) data structures, dp, greedy, math, number theory, two pointers	1700	x8066
1492C	Maximum width binary search, data structures, dp, greedy, two pointers	1500	x15647
1491C	Pekora and Trampoline brute force, data structures, dp, greedy, implementation	1700	x7739
1476D	Journey dfs and similar, dp, dsu, implementation	1700	x8417
1476C	Longest Simple Cycle dp, graphs, greedy	1600	x11097
1473D	Program data structures, dp, implementation, strings	1700	x9360
1472E	Correct Placement binary search, data structures, dp, sortings, two pointers	1700	x7751
1469C	Building a Fence dp, greedy, implementation, two pointers	1600	x10523
1461C	Random Events dp, math, probabilities	1500	x10889
1455D	Sequence and Swaps dp, greedy, sortings	1600	x12025
1452D	Radio Towers combinatorics, dp, math	1600	x7788
1422C	Bargain combinatorics, dp, math	1700	x8103
1418C	Mortal Kombat Tower dp, graphs, greedy, shortest paths	1500	x18424
1408C	Discrete Acceleration binary search, dp, implementation, math, two pointers	1500	x8661
1398C	Good Subarrays data structures, dp, math	1600	x24437
1395C	Boboniu and Bit Operations bitmasks, brute force, dp, greedy	1600	x13577
1392D	Omkar and Bed Wars dp, greedy	1700	x8475
1391C	Cyclic Permutations combinatorics, dp, graphs, math	1500	x14582
1389C	Good String brute force, dp, greedy, two pointers	1500	x18446
1389B	Array Walk brute force, dp, greedy	1600	x15907

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