Problemset - Codeforces

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Codeforces Round 943 (Div. 3)
05:18:20
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Problems

#	Name
416E	President's Path dp, graphs, shortest paths	2500	x1387
1572C	Paint dp, greedy	2700	x1388
1854C	Expected Destruction combinatorics, dp, math, probabilities	2500	x1389
500E	New Year Domino data structures, dp, dsu	2300	x1389
1819C	The Fox and the Complete Tree Traversal constructive algorithms, dp, implementation, math, trees	2400	x1390
1088E	Ehab and a component choosing problem dp, greedy, math, trees	2400	x1395
1132E	Knapsack dfs and similar, dp, greedy	2300	x1397
1499E	Chaotic Merge combinatorics, dp, math, strings	2400	x1405
1743F	Intersection and Union data structures, dp, matrices, probabilities	2300	x1407
552E	Vanya and Brackets brute force, dp, expression parsing, greedy, implementation, strings	2100	x1409
279E	Beautiful Decomposition dp, games, greedy, number theory	1900	x1410
821E	Okabe and El Psy Kongroo dp, matrices	2100	x1411
313D	Ilya and Roads dp	2100	x1415
1741G	Kirill and Company bitmasks, brute force, dfs and similar, dp, flows, graphs, shortest paths	2200	x1416
258B	Little Elephant and Elections brute force, combinatorics, dp	1900	x1418
182E	Wooden Fence dp	1800	x1425
1550E	Stringforces binary search, bitmasks, brute force, dp, strings, two pointers	2500	x1439
1041F	Ray in the tube data structures, divide and conquer, dp, math	2500	x1440
1367F2	Flying Sort (Hard Version) binary search, data structures, dp, greedy, sortings, two pointers	2400	x1441
524B	Фото на память - 2 (round version) dp, greedy	1700	x1444
1848F	Vika and Wiki binary search, bitmasks, combinatorics, divide and conquer, dp, math	2400	x1446
1594E2	Rubik's Cube Coloring (hard version) brute force, dp, implementation, math, trees	2300	x1446
158E	Phone Talks *special problem, dp, sortings	1900	x1449
1738E	Balance Addicts combinatorics, dp, math, two pointers	2300	x1450
1895E	Infinite Card Game binary search, brute force, data structures, dfs and similar, dp, dsu, games, graphs, greedy, sortings, two pointers	2300	x1451
1197E	Culture Code binary search, combinatorics, data structures, dp, shortest paths, sortings	2300	x1452
1852C	Ina of the Mountain data structures, dp, greedy, math	2400	x1453
1926F	Vlad and Avoiding X bitmasks, brute force, dfs and similar, dp, implementation	2200	x1456
750E	New Year and Old Subsequence data structures, divide and conquer, dp, matrices	2600	x1464
1843F2	Omsk Metro (hard version) data structures, dfs and similar, divide and conquer, dp, math, trees	2300	x1466
1242C	Sum Balance bitmasks, dfs and similar, dp, graphs	2400	x1466
743E	Vladik and cards binary search, bitmasks, brute force, dp	2200	x1470
1032E	The Unbearable Lightness of Weights dp, math	2100	x1472
439E	Devu and Birthday Celebration combinatorics, dp, math	2100	x1474
1743E	FTL binary search, dp	2400	x1475
137D	Palindromes dp, strings	1900	x1475
1927G	Paint Charges data structures, dp, greedy, math	2300	x1481
1497D	Genius bitmasks, dp, graphs, number theory	2500	x1481
379D	New Year Letter bitmasks, brute force, dp	2000	x1482
1452E	Two Editorials brute force, dp, greedy, sortings, two pointers	2500	x1484
1929E	Sasha and the Happy Tree Cutting bitmasks, brute force, dfs and similar, dp, graphs, greedy, math, trees	2300	x1485
74B	Train dp, games, greedy	1500	x1487
1849E	Max to the Right of Min binary search, data structures, divide and conquer, dp, dsu, two pointers	2300	x1493
1826E	Walk the Runway bitmasks, brute force, data structures, dp, graphs, implementation, sortings	2400	x1494
1798E	Multitest Generator brute force, dp	2300	x1495
538E	Demiurges Play Again dfs and similar, dp, math, trees	2200	x1498
1874C	Jellyfish and EVA dp, graphs, greedy, math, probabilities	2300	x1499
1866G	Grouped Carriages binary search, data structures, dp, flows, greedy	2100	x1502
1630D	Flipping Range constructive algorithms, dp, greedy, number theory	2400	x1507
285D	Permutation Sum bitmasks, combinatorics, dp, implementation, meet-in-the-middle	1900	x1507
56D	Changing a String dp	2100	x1515
1805E	There Should Be a Lot of Maximums brute force, data structures, dfs and similar, dp, trees, two pointers	2300	x1521
677D	Vanya and Treasure data structures, dp, graphs, shortest paths	2300	x1521
163E	e-Government data structures, dfs and similar, dp, strings, trees	2800	x1521
1928E	Modular Sequence brute force, constructive algorithms, dp, graphs, greedy, math, number theory	2300	x1524
1523E	Crypto Lights combinatorics, dp, math, probabilities	2600	x1524
1842E	Tenzing and Triangle data structures, dp, geometry, greedy, math	2300	x1526
1681F	Unique Occurrences data structures, dfs and similar, divide and conquer, dp, dsu, trees	2300	x1532
508E	Arthur and Brackets dp, greedy	2200	x1532
231E	Cactus data structures, dfs and similar, dp, graphs, trees	2100	x1536
1304F1	Animal Observation (easy version) data structures, dp	2300	x1545
490F	Treeland Tour data structures, dfs and similar, dp, trees	2200	x1548
1399F	Yet Another Segments Subset data structures, dp, graphs, sortings	2300	x1555
704B	Ant Man dp, graphs, greedy	2500	x1558
348D	Turtles dp, matrices	2500	x1560
1497E2	Square-free division (hard version) data structures, dp, greedy, math, number theory, two pointers	2500	x1561
1468A	LaIS data structures, dp, greedy	2200	x1563
1096F	Inversion Expectation dp, math, probabilities	2300	x1563
316B2	EKG dfs and similar, dp	1600	x1566
793D	Presents in Bankopolis dp, graphs, shortest paths	2100	x1574
1204E	Natasha, Sasha and the Prefix Sums combinatorics, dp, math, number theory	2300	x1580
1105E	Helping Hiasat bitmasks, brute force, dp, meet-in-the-middle	2200	x1587
489F	Special Matrices combinatorics, dp	2100	x1595
1675G	Sorting Pancakes dp	2300	x1598
1715E	Long Way Home data structures, divide and conquer, dp, geometry, graphs, greedy, shortest paths	2400	x1600
1407E	Egor in the Republic of Dagestan constructive algorithms, dfs and similar, dp, graphs, greedy, shortest paths	2500	x1600
1260E	Tournament brute force, dp, greedy	2400	x1601
1327F	AND Segments bitmasks, combinatorics, data structures, dp, two pointers	2500	x1603
1861E	Non-Intersecting Subpermutations combinatorics, dp, implementation, math	2300	x1608
855E	Salazar Slytherin's Locket bitmasks, dp	2200	x1608
712D	Memory and Scores combinatorics, dp, math	2200	x1611
1811G2	Vlad and the Nice Paths (hard version) binary search, combinatorics, data structures, dp, math, two pointers	2200	x1612
1593G	Changing Brackets constructive algorithms, data structures, dp, greedy	2200	x1615
14E	Camels dp	1900	x1616
1909F1	Small Permutation Problem (Easy Version) brute force, combinatorics, dp, math	2200	x1628
575H	Bots combinatorics, dp, math, number theory	1800	x1630
1344C	Quantifier Question dfs and similar, dp, graphs, math	2600	x1639
932D	Tree binary search, dp, trees	2200	x1641
840C	On the Bench combinatorics, dp	2500	x1642
1039D	You Are Given a Tree data structures, dp, trees	2800	x1643
362C	Insertion Sort data structures, dp, implementation, math	1900	x1648
1917D	Yet Another Inversions Problem combinatorics, data structures, dp, implementation, math, number theory	2300	x1650
464C	Substitutes in Number dp	2100	x1651
1706D2	Chopping Carrots (Hard Version) brute force, constructive algorithms, data structures, dp, greedy, math, number theory, two pointers	2400	x1652
295C	Greg and Friends combinatorics, dp, graphs, shortest paths	2100	x1654
212E	IT Restaurants dfs and similar, dp, trees	1500	x1657
1914G1	Light Bulbs (Easy Version) brute force, combinatorics, dfs and similar, dp, dsu, graphs, math, trees	2100	x1660
1859E	Maximum Monogonosity brute force, dp, math	2500	x1661
1285E	Delete a Segment brute force, constructive algorithms, data structures, dp, graphs, sortings, trees, two pointers	2300	x1661
213B	Numbers combinatorics, dp	1900	x1663