Problemset - Codeforces

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Pinely Round 4 (Div. 1 + Div. 2)
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Problems

#	Name
1364E	X-OR bitmasks, constructive algorithms, divide and conquer, interactive, probabilities	2700	x1405
1364D	Ehab's Last Corollary constructive algorithms, dfs and similar, graphs, greedy, implementation, trees	2100	x4292
1363F	Rotating Substrings dp, strings	2600	x1473
1363E	Tree Shuffling dfs and similar, dp, greedy, trees	2000	x6741
1363D	Guess The Maximums binary search, implementation, interactive, math	2100	x4045
1361F	Johnny and New Toy data structures, implementation, math	3300	x151
1361E	James and the Chase dfs and similar, graphs, probabilities, trees	3000	x667
1361D	Johnny and James greedy, implementation, math, trees	2900	x312
1361C	Johnny and Megan's Necklace binary search, bitmasks, constructive algorithms, dfs and similar, dsu, graphs	2500	x1607
1360H	Binary Median binary search, bitmasks, brute force, constructive algorithms	2100	x4517
1359F	RC Kaboom Show binary search, brute force, data structures, geometry, math	2900	x533
1359E	Modular Stability combinatorics, math, number theory	2000	x6032
1359D	Yet Another Yet Another Task data structures, dp, implementation, two pointers	2000	x9314
1358F	Tasty Cookie binary search, constructive algorithms, greedy, implementation	2700	x441
1358E	Are You Fired? constructive algorithms, data structures, greedy, implementation	2400	x2287
1355F	Guess Divisors Count constructive algorithms, interactive, number theory	2600	x830
1355E	Restorer Distance binary search, greedy, math, sortings, ternary search	2100	x5022
1354G	Find a Gift binary search, interactive, probabilities	2600	x765
1354F	Summoning Minions constructive algorithms, dp, flows, graph matchings, greedy, sortings	2500	x1181
1354E	Graph Coloring dfs and similar, dp, graphs	2100	x3283
1354C2	Not So Simple Polygon Embedding binary search, brute force, geometry, math	2000	x6020
1353F	Decreasing Heights brute force, dp	2200	x3275
1349F2	Slime and Sequences (Hard Version) dp, fft, math	3500	x110
1349F1	Slime and Sequences (Easy Version) dp, fft, math	3100	x405
1349E	Slime and Hats constructive algorithms, dp, greedy	3500	x88
1349D	Slime and Biscuits math, probabilities	3200	x882
1349C	Orac and Game of Life dfs and similar, graphs, implementation, shortest paths	2000	x4486
1349B	Orac and Medians constructive algorithms, greedy, math	2000	x8042
1348F	Phoenix and Memory data structures, dfs and similar, graphs, greedy	2600	x790
1348E	Phoenix and Berries brute force, dp, greedy, math	2400	x2173
1346I	Pac-Man 2.0 *special problem, dp	2900	x48
1346H	Game with Segments *special problem, data structures, games	2700	x49
1346G	Two IP Cameras *special problem, math, number theory	2300	x134
1346F	Dune II: Battle For Arrakis *special problem, data structures, greedy, math	2000	x223
1344F	Piet's Palette matrices	3200	x447
1344E	Train Tracks data structures, trees	3100	x456
1344D	Résumé Review binary search, greedy, math	2700	x1145
1344C	Quantifier Question dfs and similar, dp, graphs, math	2600	x1839
1344B	Monopole Magnets constructive algorithms, dfs and similar, dsu, graphs	2000	x6017
1343F	Restore the Permutation by Sorted Segments brute force, constructive algorithms, data structures, greedy, implementation	2400	x1247
1343E	Weights Distributing brute force, graphs, greedy, shortest paths, sortings	2100	x5061
1342F	Make It Ascending bitmasks, brute force, dp	3000	x701
1342E	Placing Rooks combinatorics, fft, math	2300	x3032
1340F	Nastya and CBS brute force, data structures, hashing	3300	x497
1340E	Nastya and Bees graphs, interactive, probabilities	3000	x53
1340D	Nastya and Time Machine constructive algorithms, dfs and similar, graphs, trees	2600	x984
1340C	Nastya and Unexpected Guest dfs and similar, dp, graphs, shortest paths	2400	x2210
1338E	JYPnation graphs	3500	x239
1338D	Nested Rubber Bands constructive algorithms, dfs and similar, dp, math, trees	2700	x996
1338C	Perfect Triples bitmasks, brute force, constructive algorithms, divide and conquer, math	2200	x3165
1336F	Journey data structures, divide and conquer, graphs, trees	3500	x203
1336E2	Chiori and Doll Picking (hard version) bitmasks, brute force, combinatorics, math	3500	x297
1336E1	Chiori and Doll Picking (easy version) bitmasks, brute force, combinatorics, math	2700	x659
1336D	Yui and Mahjong Set constructive algorithms, interactive	3200	x470
1336C	Kaavi and Magic Spell dp, strings	2200	x3543
1335F	Robots on a Grid data structures, dfs and similar, dsu, graphs, greedy, matrices	2200	x2166
1334G	Substring Search bitmasks, brute force, fft	2900	x358
1334F	Strange Function binary search, data structures, dp, greedy	2500	x1287
1334E	Divisor Paths combinatorics, graphs, greedy, math, number theory	2200	x2798
1333F	Kate and imperfection greedy, implementation, math, number theory, sortings, two pointers	2200	x4209
1333E	Road to 1600 brute force, constructive algorithms	2400	x1679
1333D	Challenges in school №41 brute force, constructive algorithms, games, graphs, greedy, implementation, sortings	2100	x3906
1332G	No Monotone Triples data structures	3100	x295
1332F	Independent Set dfs and similar, dp, trees	2500	x988
1332E	Height All the Same combinatorics, constructive algorithms, math, matrices	2100	x3792
1329E	Dreamoon Loves AA binary search, greedy	3300	x178
1329D	Dreamoon Likes Strings constructive algorithms, data structures	3100	x392
1329C	Drazil Likes Heap constructive algorithms, data structures, greedy, implementation	2400	x1698
1328F	Make k Equal greedy	2200	x3199
1327G	Letters and Question Marks bitmasks, dp, string suffix structures	2800	x421
1327F	AND Segments bitmasks, combinatorics, data structures, dp, two pointers	2500	x1629
1327D	Infinite Path brute force, dfs and similar, graphs, math, number theory	2200	x3246
1326G	Spiderweb Trees dp, geometry, trees	3500	x75
1326F2	Wise Men (Hard Version) bitmasks, dp, math	3200	x479
1326F1	Wise Men (Easy Version) bitmasks, brute force, dp, meet-in-the-middle	2600	x832
1326E	Bombs data structures, two pointers	2400	x2175
1325F	Ehab's Last Theorem constructive algorithms, dfs and similar, graphs, greedy	2500	x1916
1325E	Ehab's REAL Number Theory Problem brute force, dfs and similar, graphs, number theory, shortest paths	2600	x2034
1322F	Assigning Fares dp, trees	3500	x94
1322E	Median Mountain Range data structures	3300	x300
1322D	Reality Show bitmasks, dp	2800	x707
1322C	Instant Noodles graphs, hashing, math, number theory	2300	x2378
1322B	Present binary search, bitmasks, constructive algorithms, data structures, math, sortings	2100	x4152
1320F	Blocks and Sensors brute force	3500	x154
1320E	Treeland and Viruses data structures, dfs and similar, dp, shortest paths, trees	3000	x803
1320D	Reachable Strings data structures, hashing, strings	2500	x1424
1320C	World of Darkraft: Battle for Azathoth brute force, data structures, sortings	2000	x3072
1316F	Battalion Strength data structures, divide and conquer, probabilities	2800	x798
1316E	Team Building bitmasks, dp, greedy, sortings	2300	x3863
1316D	Nash Matrix constructive algorithms, dfs and similar, graphs, implementation	2000	x3363
1313E	Concatenation with intersection data structures, hashing, strings, two pointers	2700	x530
1313D	Happy New Year bitmasks, dp, implementation	2500	x1321
1312G	Autocompletion data structures, dfs and similar, dp	2600	x972
1312F	Attack on Red Kingdom games, two pointers	2500	x892
1312E	Array Shrinking dp, greedy	2100	x5784
1311E	Construct the Binary Tree brute force, constructive algorithms, trees	2200	x2325
1311D	Three Integers brute force, math	2000	x8949
1310F	Bad Cryptography math, number theory	3400	x72
1310E	Strange Function dp	2900	x273
1310D	Tourism dp, graphs, probabilities	2300	x1524