Problemset - Codeforces

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Codeforces Round 941 (Div. 1)
30:24:57
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Codeforces Round 941 (Div. 2)
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constructive algorithms

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Problems

#	Name
1430C	Numbers on Whiteboard constructive algorithms, data structures, greedy, implementation, math	1000	x23273
1772C	Different Differences constructive algorithms, greedy, math	1000	x22624
1955B	Progressive Square constructive algorithms, data structures, implementation, sortings	1000	x22170
1858C	Yet Another Permutation Problem constructive algorithms, greedy, math, number theory	1000	x21854
1691B	Shoe Shuffling constructive algorithms, greedy, implementation, two pointers	1000	x21154
1837C	Best Binary String constructive algorithms, greedy	1000	x21051
798A	Mike and palindrome brute force, constructive algorithms, strings	1000	x21022
1405B	Array Cancellation constructive algorithms, implementation	1000	x20933
1579E1	Permutation Minimization by Deque constructive algorithms, greedy, math	1000	x20818
1632B	Roof Construction bitmasks, constructive algorithms	1000	x20755
1713B	Optimal Reduction constructive algorithms, sortings	1000	x20705
1715B	Beautiful Array constructive algorithms, greedy, math	1000	x20020
1861B	Two Binary Strings constructive algorithms, dp, greedy	1000	x19983
1562B	Scenes From a Memory brute force, constructive algorithms, implementation, math, number theory	1000	x19150
1770B	Koxia and Permutation constructive algorithms	1000	x18991
1569B	Chess Tournament constructive algorithms	1000	x18552
1438B	Valerii Against Everyone constructive algorithms, data structures, greedy, sortings	1000	x18359
1831B	Array merging constructive algorithms, greedy	1000	x18342
1634C	OKEA constructive algorithms	1000	x17922
1611C	Polycarp Recovers the Permutation constructive algorithms	1000	x17896
1614B	Divan and a New Project constructive algorithms, sortings	1000	x17800
1844B	Permutations & Primes constructive algorithms, math	1000	x17397
1174A	Ehab Fails to Be Thanos constructive algorithms, greedy, sortings	1000	x17173
672B	Different is Good constructive algorithms, implementation, strings	1000	x17039
1566C	MAX-MEX Cut bitmasks, constructive algorithms, dp, greedy	1000	x16980
1659A	Red Versus Blue constructive algorithms, greedy, implementation, math	1000	x16868
805B	3-palindrome constructive algorithms	1000	x16060
804A	Find Amir constructive algorithms, greedy, math	1000	x15175
1144C	Two Shuffled Sequences constructive algorithms, sortings	1000	x14789
1265A	Beautiful String constructive algorithms, greedy	1000	x14761
1816B	Grid Reconstruction constructive algorithms, greedy	1000	x14666
1894B	Two Out of Three constructive algorithms	1000	x14627
1732A	Bestie brute force, combinatorics, constructive algorithms, implementation, math, number theory	1000	x14382
761A	Dasha and Stairs brute force, constructive algorithms, implementation, math	1000	x14324
1266B	Dice Tower constructive algorithms, math	1000	x14314
1930B	Permutation Printing brute force, constructive algorithms, math	1000	x13402
1761B	Elimination of a Ring constructive algorithms, greedy, implementation	1000	x12983
1136B	Nastya Is Playing Computer Games constructive algorithms, math	1000	x11522
777A	Shell Game constructive algorithms, implementation, math	1000	x10032
779A	Pupils Redistribution constructive algorithms, math	1000	x9212
998A	Balloons constructive algorithms, implementation	1000	x9178
359A	Table constructive algorithms, greedy, implementation	1000	x8366
637A	Voting for Photos *special problem, constructive algorithms, implementation	1000	x5304
644A	Parliament of Berland *special problem, constructive algorithms	1000	x4376
491A	Up the hill constructive algorithms, implementation	1000	x2817
649A	Любимые числа Поликарпа constructive algorithms, implementation	1000	x1088
467B	Fedor and New Game bitmasks, brute force, constructive algorithms, implementation	1100	x35676
1360C	Similar Pairs constructive algorithms, graph matchings, greedy, sortings	1100	x31631
1624C	Division by Two and Permutation constructive algorithms, flows, graph matchings, greedy, math	1100	x23972
1342B	Binary Period constructive algorithms, strings	1100	x23129
1370B	GCD Compression constructive algorithms, math, number theory	1100	x23048
1511B	GCD Length constructive algorithms, math, number theory	1100	x21922
300A	Array brute force, constructive algorithms, implementation	1100	x21837
1739B	Array Recovery constructive algorithms, greedy, math	1100	x21354
1401B	Ternary Sequence constructive algorithms, greedy, math	1100	x20725
682A	Alyona and Numbers constructive algorithms, math, number theory	1100	x20405
1407A	Ahahahahahahahaha constructive algorithms, math	1100	x20063
1708B	Difference of GCDs constructive algorithms, math	1100	x19424
1729C	Jumping on Tiles constructive algorithms, strings	1100	x19354
1455C	Ping-pong constructive algorithms, games, math	1100	x19205
1788B	Sum of Two Numbers constructive algorithms, greedy, implementation, math, probabilities	1100	x19183
1426C	Increase and Copy binary search, constructive algorithms, math	1100	x19005
1811C	Restore the Array constructive algorithms, greedy	1100	x18817
1743C	Save the Magazines constructive algorithms, dp, greedy	1100	x18606
1700B	Palindromic Numbers constructive algorithms, implementation, math	1100	x18223
1375A	Sign Flipping constructive algorithms, math	1100	x18029
1304B	Longest Palindrome brute force, constructive algorithms, greedy, implementation, strings	1100	x17424
1783B	Matrix of Differences constructive algorithms, math	1100	x17122
1682B	AND Sorting bitmasks, constructive algorithms, sortings	1100	x17096
1685A	Circular Local MiniMax constructive algorithms, greedy, sortings	1100	x16443
1762B	Make Array Good constructive algorithms, implementation, number theory, sortings	1100	x16152
1838B	Minimize Permutation Subarrays constructive algorithms, math	1100	x15777
1395B	Boboniu Plays Chess constructive algorithms	1100	x15772
1867B	XOR Palindromes bitmasks, constructive algorithms, strings	1100	x15736
1793B	Fedya and Array constructive algorithms, math	1100	x15193
1864B	Swap and Reverse constructive algorithms, greedy, sortings, strings	1100	x14717
1726B	Mainak and Interesting Sequence bitmasks, constructive algorithms, math	1100	x14606
1717B	Madoka and Underground Competitions constructive algorithms, implementation	1100	x14464
1797B	Li Hua and Pattern constructive algorithms, greedy	1100	x14432
1944B	Equal XOR bitmasks, constructive algorithms	1100	x13907
1602B	Divine Array constructive algorithms, implementation	1100	x13815
1038B	Non-Coprime Partition constructive algorithms, math	1100	x13074
1672C	Unequal Array constructive algorithms, greedy, implementation	1100	x12902
1421B	Putting Bricks in the Wall constructive algorithms, implementation	1100	x12871
534A	Exam constructive algorithms, implementation, math	1100	x12005
1942B	Bessie and MEX constructive algorithms, math	1100	x11977
1523B	Lord of the Values constructive algorithms	1100	x11952
1221B	Knights constructive algorithms, greedy	1100	x11577
1166B	All the Vowels Please constructive algorithms, math, number theory	1100	x11159
225A	Dice Tower constructive algorithms, greedy	1100	x11021
1099B	Squares and Segments binary search, constructive algorithms, math	1100	x10973
110B	Lucky String constructive algorithms, strings	1100	x9921
355A	Vasya and Digital Root constructive algorithms, implementation	1100	x9257
218A	Mountain Scenery brute force, constructive algorithms, implementation	1100	x8865
609B	The Best Gift constructive algorithms, implementation	1100	x8784
1173B	Nauuo and Chess constructive algorithms, greedy	1100	x8752
731B	Coupons and Discounts constructive algorithms, greedy	1100	x7851
618B	Guess the Permutation constructive algorithms	1100	x7830
686B	Little Robber Girl's Zoo constructive algorithms, implementation, sortings	1100	x7696
7A	Kalevitch and Chess brute force, constructive algorithms	1100	x6830