Problemset - Codeforces

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Codeforces Round 959 sponsored by NEAR (Div. 1 + Div. 2)
19:55:38
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Problems

#	Name
1799G	Count Voting combinatorics, dp, math	2600	x724
1799F	Halve or Subtract binary search, brute force, dp, greedy, sortings	2700	x782
1799E	City Union constructive algorithms, dfs and similar, dsu, geometry, greedy, implementation, math	2300	x1174
1799D2	Hot Start Up (hard version) data structures, dp	2100	x2373
1799D1	Hot Start Up (easy version) dp	1900	x4275
1799C	Double Lexicographically Minimum greedy, strings	1700	x5666
1798F	Gifts from Grandfather Ahmed dp, math, number theory	2500	x477
1798E	Multitest Generator brute force, dp	2300	x1552
1798C	Candy Store greedy, math, number theory	1700	x7988
1797F	Li Hua and Path data structures, dfs and similar, divide and conquer, dsu, trees	3000	x340
1797E	Li Hua and Array brute force, data structures, dsu, math, number theory, two pointers	2300	x1230
1797D	Li Hua and Tree brute force, data structures, dfs and similar, dp, implementation, trees	1900	x3840
1796F	Strange Triples brute force, math, number theory	2900	x170
1796E	Colored Subgraphs dfs and similar, dp, games, greedy, trees	2500	x724
1796D	Maximum Subarray data structures, dp, greedy, two pointers	2000	x4125
1795G	Removal Sequences bitmasks, dfs and similar, graphs	2700	x664
1795F	Blocking Chips binary search, constructive algorithms, dfs and similar, greedy, trees	2400	x1084
1795E	Explosions? binary search, data structures, dp, greedy, math	2200	x1966
1794E	Labeling the Tree with Distances data structures, dp, greedy, hashing, implementation, trees	2400	x1042
1794D	Counting Factorizations combinatorics, divide and conquer, dp, math, number theory	1900	x3469
1793F	Rebrending brute force, data structures, divide and conquer, implementation	2600	x1331
1793E	Velepin and Marketing binary search, data structures, dp, greedy, sortings, two pointers	2600	x956
1793D	Moscow Gorillas binary search, dp, greedy, implementation, math, two pointers	1800	x5943
1792F2	Graph Coloring (hard version) brute force, combinatorics, divide and conquer, dp, fft, graphs	2900	x376
1792F1	Graph Coloring (easy version) combinatorics, dp, graphs	2700	x689
1792E	Divisors and Table brute force, dfs and similar, dp, number theory	2400	x1337
1792D	Fixed Prefix Permutations binary search, bitmasks, data structures, hashing, math, sortings	1700	x6047
1791G2	Teleporters (Hard Version) binary search, greedy, sortings	1900	x4631
1790G	Tokens on Graph constructive algorithms, dfs and similar, graphs, shortest paths	2300	x1090
1790F	Timofey and Black-White Tree brute force, dfs and similar, divide and conquer, graphs, greedy, math, shortest paths, trees	2100	x3218
1789F	Serval and Brain Power bitmasks, brute force, dp, greedy, implementation, strings	2700	x642
1789E	Serval and Music Game brute force, dp, implementation, math, number theory	2500	x782
1789D	Serval and Shift-Shift-Shift bitmasks, brute force, constructive algorithms, implementation	2200	x1621
1788F	XOR, Tree, and Queries bitmasks, constructive algorithms, dfs and similar, dsu, graphs, greedy, implementation, trees	2500	x813
1788E	Sum Over Zero data structures, dfs and similar, dp	2200	x2571
1788D	Moving Dots binary search, brute force, combinatorics, math, two pointers	2000	x3811
1787I	Treasure Hunt data structures, divide and conquer, two pointers	3400	x151
1787H	Codeforces Scoreboard binary search, data structures, dp, geometry	3300	x209
1787G	Colorful Tree Again brute force, data structures, trees	3000	x423
1787F	Inverse Transformation constructive algorithms, implementation, math	2500	x646
1787E	The Harmonization of XOR bitmasks, constructive algorithms, greedy, math	2100	x2259
1787D	Game on Axis combinatorics, dfs and similar, dsu, graphs, implementation	1900	x3338
1784F	Minimums or Medians	3400	x173
1784E	Infinite Game brute force, combinatorics, dp, games, probabilities	3100	x312
1784D	Wooden Spoon combinatorics, dp	2400	x974
1784C	Monsters (hard version) data structures, greedy	2200	x1560
1784B	Letter Exchange constructive algorithms	1900	x3268
1783G	Weighed Tree Radius data structures, divide and conquer, implementation, trees	2800	x442
1783F	Double Sort II dfs and similar, flows, graph matchings, graphs	2500	x992
1783E	Game of the Year brute force, data structures, math, number theory	2300	x2062
1783D	Different Arrays brute force, dp, implementation	2000	x4297
1783C	Yet Another Tournament binary search, greedy, sortings	1700	x9066
1781H2	Window Signals (hard version)	3500	x89
1781H1	Window Signals (easy version)	3200	x115
1781G	Diverse Coloring constructive algorithms, trees	3200	x219
1781F	Bracket Insertion combinatorics, dp, math, trees	2700	x804
1781E	Rectangle Shrinking binary search, brute force, data structures, greedy, implementation, two pointers	2300	x1288
1781D	Many Perfect Squares brute force, math, number theory	1800	x5386
1780G	Delicious Dessert binary search, dsu, hashing, math, number theory, string suffix structures	2400	x681
1780F	Three Chairs bitmasks, brute force, combinatorics, data structures, dp, number theory, sortings	2300	x1413
1780E	Josuke and Complete Graph binary search, brute force, data structures, math, number theory	2400	x1346
1780D	Bit Guessing Game binary search, bitmasks, constructive algorithms, interactive	1800	x4786
1779H	Olympic Team Building brute force, meet-in-the-middle	3500	x136
1779G	The Game of the Century constructive algorithms, graphs, shortest paths	3000	x309
1779F	Xorcerer's Stones bitmasks, constructive algorithms, dp, trees	2500	x1234
1779E	Anya's Simultaneous Exhibition constructive algorithms, graphs, greedy, interactive, sortings	2400	x1715
1779D	Boris and His Amazing Haircut constructive algorithms, data structures, dp, dsu, greedy, sortings	1700	x7703
1778F	Maximizing Root dfs and similar, dp, graphs, math, number theory, trees	2600	x627
1778E	The Tree Has Fallen! bitmasks, dfs and similar, math, trees	2500	x845
1778D	Flexible String Revisit combinatorics, dp, math, probabilities	2100	x2649
1777F	Comfortably Numb bitmasks, data structures, divide and conquer, strings, trees	2400	x861
1777E	Edge Reverse binary search, dfs and similar, graphs, trees	2200	x1755
1777D	Score of a Tree bitmasks, combinatorics, dfs and similar, dp, math, probabilities, trees	1900	x3369
1777C	Quiz Master binary search, math, number theory, sortings, two pointers	1700	x8223
1776N	Count Permutations math	3500	x78
1776M	Parmigiana With Seafood binary search, dp, greedy, trees	3000	x363
1776K	Uniform Chemistry dp, math	3200	x65
1776J	Italian Data Centers graphs, shortest paths	2500	x622
1776I	Spinach Pizza games, geometry, greedy, interactive	2500	x650
1776G	Another Wine Tasting Event combinatorics, constructive algorithms, math, strings	2100	x1983
1776F	Train Splitting constructive algorithms, graphs, greedy	1700	x3332
1776E	Crossing the Railways data structures, dp	3500	x64
1776D	Teamwork constructive algorithms, greedy, math	2800	x349
1776C	Library game games, greedy, interactive, sortings	2500	x770
1776B	Vittorio Plays with LEGO Bricks dp, geometry	2200	x1285
1775F	Laboratory on Pluto constructive algorithms, dp, greedy, math	2500	x754
1775E	The Human Equation greedy, implementation	2100	x3103
1775D	Friendly Spiders dfs and similar, graphs, math, number theory, shortest paths	1800	x6011
1774H	Maximum Permutation constructive algorithms	3500	x131
1774G	Segment Covering brute force, combinatorics, constructive algorithms, data structures, dp, trees	3200	x426
1774F2	Magician and Pigs (Hard Version) binary search, brute force, data structures, implementation	2700	x654
1774F1	Magician and Pigs (Easy Version) brute force, data structures, implementation	2400	x1038
1774E	Two Chess Pieces dfs and similar, dp, greedy, trees	1900	x3408
1773L	Lisa's Sequences dp	3500	x31
1773K	King's Puzzle constructive algorithms	1900	x1396
1773J	Jumbled Trees constructive algorithms, math	2900	x104
1773I	Interactive Factorial Guessing brute force, games, implementation, interactive	2500	x465
1773H	Hot and Cold binary search, interactive	2600	x352
1773G	Game of Questions bitmasks, combinatorics, dp, fft, math, probabilities	2800	x347
1773D	Dominoes combinatorics, flows, graph matchings, greedy	2600	x443