Problemset - Codeforces

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Problems

#	Name
1369E	DeadLee data structures, dfs and similar, greedy, implementation, sortings	2400	x2137
1368H2	Breadboard Capacity (hard version)	3500	x223
1368H1	Breadboard Capacity (easy version) dp, flows, greedy	3300	x344
1368G	Shifting Dominoes data structures, geometry, graphs, trees	3200	x590
1368F	Lamps on a Circle games, implementation, interactive, math	2600	x1027
1368E	Ski Accidents constructive algorithms, graphs, greedy	2500	x2185
1367F2	Flying Sort (Hard Version) binary search, data structures, dp, greedy, sortings, two pointers	2400	x1635
1366G	Construct the String data structures, dp, strings	2700	x538
1366F	Jog Around The Graph binary search, dp, geometry, graphs	2700	x793
1365G	Secure Password bitmasks, combinatorics, constructive algorithms, interactive, math	2800	x1127
1364E	X-OR bitmasks, constructive algorithms, divide and conquer, interactive, probabilities	2700	x1405
1363F	Rotating Substrings dp, strings	2600	x1473
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
1359F	RC Kaboom Show binary search, brute force, data structures, geometry, math	2900	x533
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
1354G	Find a Gift binary search, interactive, probabilities	2600	x765
1354F	Summoning Minions constructive algorithms, dp, flows, graph matchings, greedy, sortings	2500	x1181
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
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
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
1343F	Restore the Permutation by Sorted Segments brute force, constructive algorithms, data structures, greedy, implementation	2400	x1247
1342F	Make It Ascending bitmasks, brute force, dp	3000	x701
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	x983
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
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	x658
1336D	Yui and Mahjong Set constructive algorithms, interactive	3200	x470
1334G	Substring Search bitmasks, brute force, fft	2900	x358
1334F	Strange Function binary search, data structures, dp, greedy	2500	x1287
1333E	Road to 1600 brute force, constructive algorithms	2400	x1679
1332G	No Monotone Triples data structures	3100	x295
1332F	Independent Set dfs and similar, dp, trees	2500	x988
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
1327G	Letters and Question Marks bitmasks, dp, string suffix structures	2800	x421
1327F	AND Segments bitmasks, combinatorics, data structures, dp, two pointers	2500	x1629
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	x1915
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
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
1316F	Battalion Strength data structures, divide and conquer, probabilities	2800	x798
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
1310F	Bad Cryptography math, number theory	3400	x72
1310E	Strange Function dp	2900	x273
1310C	Au Pont Rouge binary search, dp, strings	2800	x497
1310B	Double Elimination dp, implementation	2500	x493
1307G	Cow and Exercise flows, graphs, shortest paths	3100	x493
1307F	Cow and Vacation dfs and similar, dsu, trees	3300	x576
1307E	Cow and Treats binary search, combinatorics, dp, greedy, implementation, math	2500	x1268
1305H	Kuroni the Private Tutor binary search, greedy	3500	x114
1305G	Kuroni and Antihype bitmasks, brute force, dp, dsu, graphs	3500	x966
1305F	Kuroni and the Punishment math, number theory, probabilities	2500	x2578
1304F2	Animal Observation (hard version) data structures, dp, greedy	2400	x1499
1303G	Sum of Prefix Sums data structures, divide and conquer, geometry, trees	2700	x775
1303F	Number of Components dsu, implementation	2800	x519
1301F	Super Jaber dfs and similar, graphs, implementation, shortest paths	2600	x1236
1301E	Nanosoft binary search, data structures, dp, implementation	2500	x1491
1299E	So Mean interactive, math	3400	x155
1299D	Around the World bitmasks, combinatorics, dfs and similar, dp, graphs, graphs, math, trees	3000	x425
1295F	Good Contest combinatorics, dp, probabilities	2700	x1175
1292F	Nora's Toy Boxes bitmasks, combinatorics, dp	3500	x309
1292E	Rin and The Unknown Flower constructive algorithms, greedy, interactive, math	3500	x331
1292D	Chaotic V. dp, graphs, greedy, math, number theory, trees	2700	x790
1291F	Coffee Varieties (easy version) graphs, interactive	2800	x652
1290F	Making Shapes dp	3500	x359
1290E	Cartesian Tree data structures	3300	x532
1290D	Coffee Varieties (hard version) constructive algorithms, graphs, interactive	3000	x816
1290C	Prefix Enlightenment dfs and similar, dsu, graphs	2400	x1715
1288F	Red-Blue Graph constructive algorithms, flows	2900	x451