Problemset - Codeforces

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Codeforces Round 941 (Div. 1)
27:39:40
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Before contest
Codeforces Round 941 (Div. 2)
27:39:40
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constructive algorithms

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Problems

#	Name
570C	Replacement constructive algorithms, data structures, implementation	1600	x8965
1798D	Shocking Arrangement constructive algorithms, greedy, math	1600	x8987
1482C	Basic Diplomacy brute force, constructive algorithms, greedy, implementation	1600	x9080
518A	Vitaly and Strings constructive algorithms, strings	1600	x9105
1321C	Remove Adjacent brute force, constructive algorithms, greedy, strings	1600	x9490
1862E	Kolya and Movie Theatre constructive algorithms, data structures, greedy	1600	x9510
1956C	Nene's Magical Matrix constructive algorithms, greedy, math	1600	x9706
1582D	Vupsen, Pupsen and 0 constructive algorithms, math	1600	x10094
1151B	Dima and a Bad XOR bitmasks, brute force, constructive algorithms, dp	1600	x10670
1511D	Min Cost String brute force, constructive algorithms, graphs, greedy, strings	1600	x11022
1481C	Fence Painting brute force, constructive algorithms, greedy	1600	x11274
1407C	Chocolate Bunny constructive algorithms, interactive, math, two pointers	1600	x11377
1555D	Say No to Palindromes brute force, constructive algorithms, dp, strings	1600	x11713
1364C	Ehab and Prefix MEXs brute force, constructive algorithms, greedy	1600	x12660
1371D	Grid-00100 constructive algorithms, greedy, implementation	1600	x12785
1707A	Doremy's IQ binary search, constructive algorithms, greedy, implementation	1600	x12797
1503A	Balance the Bits constructive algorithms, greedy	1600	x12974
1327C	Game with Chips constructive algorithms, implementation	1600	x13031
1603B	Moderate Modular Mode constructive algorithms, math, number theory	1600	x13045
1348C	Phoenix and Distribution constructive algorithms, greedy, sortings, strings	1600	x14170
1396A	Multiples of Length constructive algorithms, greedy, number theory	1600	x14940
1334C	Circle of Monsters brute force, constructive algorithms, greedy, math	1600	x16033
1497C2	k-LCM (hard version) constructive algorithms, math	1600	x16394
1353D	Constructing the Array constructive algorithms, data structures, sortings	1600	x17308
1352G	Special Permutation constructive algorithms	1600	x19710
649C	Печать условий constructive algorithms, greedy, sortings	1500	x439
774D	Lie or Truth *special problem, constructive algorithms, implementation, sortings	1500	x1903
245D	Restoring Table constructive algorithms, greedy	1500	x2214
271C	Secret constructive algorithms, implementation	1500	x2902
231B	Magic, Wizardry and Wonders constructive algorithms, greedy	1500	x3553
1054C	Candies Distribution constructive algorithms, implementation	1500	x4228
1081B	Farewell Party constructive algorithms, implementation	1500	x4385
868C	Qualification Rounds bitmasks, brute force, constructive algorithms, dp	1500	x4520
329A	Purification constructive algorithms, greedy	1500	x4585
746D	Green and Black Tea constructive algorithms, greedy, math	1500	x4974
710C	Magic Odd Square constructive algorithms, math	1500	x4980
901A	Hashing Trees constructive algorithms, trees	1500	x5005
501C	Misha and Forest constructive algorithms, data structures, greedy, sortings, trees	1500	x5506
1737C	Ela and Crickets constructive algorithms, games, implementation, math	1500	x5547
940C	Phone Numbers constructive algorithms, implementation, strings	1500	x5601
959C	Mahmoud and Ehab and the wrong algorithm constructive algorithms, trees	1500	x5671
402C	Searching for Graph brute force, constructive algorithms, graphs	1500	x5685
496B	Secret Combination brute force, constructive algorithms, implementation	1500	x5797
1119C	Ramesses and Corner Inversion constructive algorithms, greedy, implementation, math	1500	x6556
771B	Bear and Different Names constructive algorithms, greedy	1500	x6626
1158A	The Party and Sweets binary search, constructive algorithms, greedy, implementation, math, sortings, two pointers	1500	x6727
1043C	Smallest Word constructive algorithms, greedy, implementation	1500	x6775
1167D	Bicolored RBS constructive algorithms, greedy	1500	x6782
557B	Pasha and Tea constructive algorithms, implementation, math, sortings	1500	x7075
1178D	Prime Graph constructive algorithms, greedy, math, number theory	1500	x7135
1209C	Paint the Digits constructive algorithms, greedy, implementation	1500	x7216
496C	Removing Columns brute force, constructive algorithms, implementation	1500	x7553
1136C	Nastya Is Transposing Matrices constructive algorithms, sortings	1500	x7585
1740D	Knowledge Cards constructive algorithms, data structures	1500	x7667
468A	24 Game constructive algorithms, greedy, math	1500	x7743
409H	A + B Strikes Back *special problem, brute force, constructive algorithms, dsu, implementation	1500	x8656
1739C	Card Game combinatorics, constructive algorithms, dp, games	1500	x8683
1186D	Vus the Cossack and Numbers constructive algorithms, greedy, math	1500	x8702
1114B	Yet Another Array Partitioning Task constructive algorithms, greedy, sortings	1500	x8841
1110C	Meaningless Operations constructive algorithms, math, number theory	1500	x8907
282C	XOR and OR constructive algorithms, implementation, math	1500	x9093
1439A1	Binary Table (Easy Version) constructive algorithms, implementation	1500	x9148
1767D	Playoff combinatorics, constructive algorithms, dp, greedy, math	1500	x9379
1611D	Weights Assignment For Tree Edges constructive algorithms, trees	1500	x9471
414A	Mashmokh and Numbers constructive algorithms, number theory	1500	x9621
1753A2	Make Nonzero Sum (hard version) constructive algorithms, dp, greedy	1500	x9749
1614C	Divan and bitwise operations bitmasks, combinatorics, constructive algorithms, dp, math	1500	x9899
1814C	Search in Parallel constructive algorithms, greedy, sortings	1500	x10133
1722G	Even-Odd XOR bitmasks, constructive algorithms, greedy	1500	x10270
1710A	Color the Picture constructive algorithms, greedy, math	1500	x10571
1742F	Smaller constructive algorithms, greedy, strings	1500	x10725
1215C	Swap Letters constructive algorithms, greedy	1500	x10792
441C	Valera and Tubes constructive algorithms, dfs and similar, implementation	1500	x10822
1891C	Smilo and Monsters binary search, constructive algorithms, greedy, sortings, two pointers	1500	x11160
1774B	Coloring constructive algorithms, greedy, math	1500	x11520
1873G	ABBC or BACB constructive algorithms, greedy	1500	x11576
743C	Vladik and fractions brute force, constructive algorithms, math, number theory	1500	x11810
1809C	Sum on Subarrays constructive algorithms, greedy, math	1500	x11865
1800E2	Unforgivable Curse (hard version) brute force, constructive algorithms, dfs and similar, dsu, graphs, greedy, strings	1500	x11983
1924A	Did We Get Everything Covered? constructive algorithms, dp, greedy, shortest paths, strings	1500	x12188
1242A	Tile Painting constructive algorithms, math, number theory	1500	x12260
1473C	No More Inversions constructive algorithms, math	1500	x12345
1506E	Restoring the Permutation constructive algorithms, implementation	1500	x12573
1283C	Friends and Gifts constructive algorithms, data structures, math	1500	x12777
1325C	Ehab and Path-etic MEXs constructive algorithms, dfs and similar, greedy, trees	1500	x12859
1562C	Rings constructive algorithms, math	1500	x12885
1368C	Even Picture constructive algorithms	1500	x12984
1646C	Factorials and Powers of Two bitmasks, brute force, constructive algorithms, dp, math	1500	x13094
268C	Beautiful Sets of Points constructive algorithms, implementation	1500	x13234
1487C	Minimum Ties brute force, constructive algorithms, dfs and similar, graphs, greedy, implementation, math	1500	x13663
1630A	And Matching bitmasks, constructive algorithms	1500	x14036
1419D2	Sage's Birthday (hard version) binary search, brute force, constructive algorithms, greedy, sortings, two pointers	1500	x14662
1426D	Non-zero Segments constructive algorithms, data structures, greedy, sortings	1500	x15454
1352F	Binary String Reconstruction constructive algorithms, dfs and similar, math	1500	x16169
1400C	Binary String Reconstruction 2-sat, brute force, constructive algorithms, greedy	1500	x16709
1372C	Omkar and Baseball constructive algorithms, math	1500	x17348
1399D	Binary String To Subsequences constructive algorithms, data structures, greedy, implementation	1500	x17631
1368B	Codeforces Subsequences brute force, constructive algorithms, greedy, math, strings	1500	x18987
1542B	Plus and Multiply constructive algorithms, math, number theory	1500	x21983
649B	Этажи constructive algorithms	1400	x518