Problemset - Codeforces

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Codeforces Round 941 (Div. 1)
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Codeforces Round 941 (Div. 2)
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greedy

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Problems

#	Name
440B	Balancer greedy, implementation	1600	x1915
1601C	Optimal Insertion data structures, divide and conquer, dp, greedy, sortings	2300	x1911
1695D2	Tree Queries (Hard Version) constructive algorithms, dfs and similar, dp, greedy, trees	2300	x1909
1600E	Array Game games, greedy, two pointers	1900	x1909
1413E	Solo mid Oracle greedy, math, ternary search	2100	x1905
1795E	Explosions? binary search, data structures, dp, greedy, math	2200	x1903
954G	Castle Defense binary search, data structures, greedy, two pointers	2000	x1893
41E	3-cycles constructive algorithms, graphs, greedy	1900	x1891
761E	Dasha and Puzzle constructive algorithms, dfs and similar, graphs, greedy, trees	2000	x1890
723E	One-Way Reform constructive algorithms, dfs and similar, flows, graphs, greedy	2200	x1882
1408E	Avoid Rainbow Cycles data structures, dsu, graphs, greedy, sortings, trees	2400	x1874
250C	Movie Critics greedy	1600	x1874
1841E	Fill the Matrix data structures, greedy, math	2200	x1870
884D	Boxes And Balls data structures, greedy	2300	x1869
1292C	Xenon's Attack on the Gangs combinatorics, dfs and similar, dp, greedy, trees	2300	x1866
1534E	Lost Array graphs, greedy, interactive, shortest paths	2300	x1846
1209E2	Rotate Columns (hard version) bitmasks, dp, greedy, sortings	2500	x1845
1083B	The Fair Nut and Strings greedy, strings	2000	x1845
1815C	Between constructive algorithms, dfs and similar, graphs, greedy	2200	x1842
1498E	Two Houses brute force, graphs, greedy, interactive, sortings	2200	x1835
1622E	Math Test bitmasks, brute force, greedy	2200	x1829
1132D	Stressful Training binary search, greedy	2300	x1814
748D	Santa Claus and a Palindrome constructive algorithms, data structures, greedy	2100	x1810
1737D	Ela and the Wiring Wizard brute force, dp, graphs, greedy, implementation, shortest paths	2200	x1806
242D	Dispute dfs and similar, graphs, greedy	2100	x1805
1521D	Nastia Plays with a Tree constructive algorithms, data structures, dfs and similar, dp, dsu, greedy, implementation, trees	2500	x1801
954E	Water Taps binary search, greedy, sortings	2000	x1797
216C	Hiring Staff greedy	1800	x1797
727D	T-shirts Distribution constructive algorithms, flows, greedy	1800	x1796
980E	The Number Games data structures, greedy, trees	2200	x1795
51C	Three Base Stations binary search, greedy	1800	x1785
1832D2	Red-Blue Operations (Hard Version) binary search, constructive algorithms, greedy, implementation, math	2400	x1783
1190C	Tokitsukaze and Duel brute force, games, greedy	2300	x1783
1903E	Geo Game greedy, interactive, math	2000	x1776
1552E	Colors and Intervals constructive algorithms, data structures, greedy, sortings	2300	x1769
1165F1	Microtransactions (easy version) binary search, greedy	2000	x1763
1827B2	Range Sorting (Hard Version) binary search, data structures, dp, greedy	2400	x1754
808E	Selling Souvenirs binary search, dp, greedy, ternary search	2300	x1749
659F	Polycarp and Hay dfs and similar, dsu, graphs, greedy, sortings	2000	x1748
1691E	Number of Groups data structures, dfs and similar, dsu, graphs, greedy, sortings	2300	x1739
1572B	Xor of 3 brute force, constructive algorithms, greedy, two pointers	2500	x1736
1144G	Two Merged Sequences dp, greedy	2400	x1734
910C	Minimum Sum constructive algorithms, greedy, math	1700	x1731
1907G	Lights brute force, constructive algorithms, dfs and similar, graphs, greedy, implementation	2200	x1729
995C	Leaving the Bar brute force, data structures, geometry, greedy, math, sortings	2300	x1725
1943C	Tree Compass constructive algorithms, dfs and similar, greedy, trees	2300	x1720
1505E	Cakewalk *special problem, greedy, implementation, shortest paths	1800	x1719
1761E	Make It Connected binary search, brute force, constructive algorithms, dsu, graphs, greedy, matrices, trees, two pointers	2400	x1718
70B	Text Messaging expression parsing, greedy, strings	1600	x1716
75D	Big Maximum Sum data structures, dp, greedy, implementation, math, trees	2000	x1715
79C	Beaver data structures, dp, greedy, hashing, strings, two pointers	1800	x1714
1621E	New School binary search, data structures, dp, greedy, implementation, sortings	2300	x1710
1582F2	Korney Korneevich and XOR (hard version) binary search, brute force, dp, greedy, two pointers	2400	x1709
746E	Numbers Exchange greedy, implementation, math	1900	x1709
1028D	Order book combinatorics, data structures, greedy	2100	x1708
1468H	K and Medians constructive algorithms, greedy, math	2200	x1702
1062E	Company binary search, data structures, dfs and similar, greedy, trees	2300	x1702
367C	Sereja and the Arrangement of Numbers graphs, greedy, sortings	2000	x1698
1158C	Permutation recovery constructive algorithms, data structures, dfs and similar, graphs, greedy, math, sortings	2100	x1695
1637F	Towers constructive algorithms, dfs and similar, dp, greedy, trees	2500	x1690
213A	Game dfs and similar, greedy	1700	x1686
618D	Hamiltonian Spanning Tree dfs and similar, dp, graph matchings, greedy, trees	2200	x1685
1779E	Anya's Simultaneous Exhibition constructive algorithms, graphs, greedy, interactive, sortings	2400	x1684
979D	Kuro and GCD and XOR and SUM binary search, bitmasks, brute force, data structures, dp, dsu, greedy, math, number theory, strings, trees	2200	x1681
1515F	Phoenix and Earthquake constructive algorithms, dfs and similar, dsu, graphs, greedy, trees	2600	x1679
1325F	Ehab's Last Theorem constructive algorithms, dfs and similar, graphs, greedy	2500	x1678
1662D	Evolution of Weasels greedy, implementation, strings		x1674
1439C	Greedy Shopping binary search, data structures, divide and conquer, greedy, implementation	2600	x1674
909D	Colorful Points data structures, greedy, implementation	2100	x1672
910B	Door Frames greedy, implementation	1600	x1669
916B	Jamie and Binary Sequence (changed after round) bitmasks, greedy, math	2000	x1668
1148E	Earth Wind and Fire constructive algorithms, greedy, math, sortings, two pointers	2300	x1654
1706D2	Chopping Carrots (Hard Version) brute force, constructive algorithms, data structures, dp, greedy, math, number theory, two pointers	2400	x1649
1728E	Red-Black Pepper brute force, data structures, greedy, math, number theory	2300	x1645
1236D	Alice and the Doll brute force, data structures, greedy, implementation	2300	x1643
1217E	Sum Queries? data structures, greedy, implementation, math	2300	x1639
1283F	DIY Garland constructive algorithms, greedy, trees	2200	x1638
525D	Arthur and Walls constructive algorithms, data structures, graphs, greedy, shortest paths	2400	x1631
81C	Average Score greedy, math, sortings	1700	x1624
496E	Distributing Parts greedy, sortings	2100	x1623
1610E	AmShZ and G.O.A.T. binary search, brute force, greedy, implementation, math	2300	x1622
1373F	Network Coverage binary search, constructive algorithms, data structures, greedy	2400	x1618
442C	Artem and Array data structures, greedy	2500	x1618
1120A	Diana and Liana greedy, implementation, two pointers	1900	x1617
662D	International Olympiad constructive algorithms, greedy, implementation, math	2000	x1616
1092E	Minimal Diameter Forest constructive algorithms, dfs and similar, greedy, trees	2000	x1614
1593G	Changing Brackets constructive algorithms, data structures, dp, greedy	2200	x1611
804C	Ice cream coloring constructive algorithms, dfs and similar, greedy	2200	x1611
1446D1	Frequency Problem (Easy Version) data structures, greedy	2600	x1602
1260E	Tournament brute force, dp, greedy	2400	x1600
1407E	Egor in the Republic of Dagestan constructive algorithms, dfs and similar, dp, graphs, greedy, shortest paths	2500	x1599
1715E	Long Way Home data structures, divide and conquer, dp, geometry, graphs, greedy, shortest paths	2400	x1594
269C	Flawed Flow constructive algorithms, flows, graphs, greedy	2100	x1592
45D	Event Dates greedy, meet-in-the-middle, sortings	1900	x1587
1442C	Graph Transpositions dfs and similar, graphs, greedy, shortest paths	2400	x1577
732E	Sockets greedy, sortings	2100	x1576
215D	Hot Days greedy	1900	x1575
576B	Invariance of Tree constructive algorithms, dfs and similar, greedy, trees	2100	x1572
1698E	PermutationForces II brute force, combinatorics, greedy, sortings, trees, two pointers	2300	x1567
1468A	LaIS data structures, dp, greedy	2200	x1562