Problemset - Codeforces

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constructive algorithms

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Problems

#	Name
330B	Road Construction constructive algorithms, graphs	1300	x16391
1635C	Differential Sorting constructive algorithms, greedy	1200	x16448
670A	Holidays brute force, constructive algorithms, greedy, math	900	x16455
1088A	Ehab and another construction problem brute force, constructive algorithms	800	x16459
1497C2	k-LCM (hard version) constructive algorithms, math	1600	x16496
1788C	Matching Numbers constructive algorithms, greedy, math	1300	x16516
1685A	Circular Local MiniMax constructive algorithms, greedy, sortings	1100	x16527
1515C	Phoenix and Towers constructive algorithms, data structures, greedy	1400	x16555
1935B	Informatics in MAC constructive algorithms	1200	x16611
1951A	Dual Trigger constructive algorithms, greedy, math	900	x16701
1890B	Qingshan Loves Strings constructive algorithms, implementation	800	x16710
1916C	Training Before the Olympiad constructive algorithms, games, greedy, implementation, math	1200	x16776
1400C	Binary String Reconstruction 2-sat, brute force, constructive algorithms, greedy	1500	x16777
1746B	Rebellion constructive algorithms, greedy, two pointers	800	x16778
1750A	Indirect Sort constructive algorithms, implementation, math	800	x16804
1713C	Build Permutation constructive algorithms, dp, math	1200	x16854
1612B	Special Permutation constructive algorithms, greedy	900	x16901
1375B	Neighbor Grid constructive algorithms, greedy	1200	x16925
1816A	Ian Visits Mary constructive algorithms, geometry, number theory	800	x16954
1797A	Li Hua and Maze constructive algorithms, flows, graphs, greedy, implementation	800	x16966
1420C1	Pokémon Army (easy version) constructive algorithms, dp, greedy	1300	x17050
1566C	MAX-MEX Cut bitmasks, constructive algorithms, dp, greedy	1000	x17053
1806B	Mex Master constructive algorithms, greedy	900	x17064
1659A	Red Versus Blue constructive algorithms, greedy, implementation, math	1000	x17072
672B	Different is Good constructive algorithms, implementation, strings	1000	x17080
1761A	Two Permutations brute force, constructive algorithms	800	x17134
1332B	Composite Coloring brute force, constructive algorithms, greedy, math, number theory	1400	x17138
1810B	Candies constructive algorithms, math, number theory	800	x17173
1783B	Matrix of Differences constructive algorithms, math	1100	x17202
1174A	Ehab Fails to Be Thanos constructive algorithms, greedy, sortings	1000	x17226
1682B	AND Sorting bitmasks, constructive algorithms, sortings	1100	x17321
1504B	Flip the Bits constructive algorithms, greedy, implementation, math	1200	x17370
1353D	Constructing the Array constructive algorithms, data structures, sortings	1600	x17382
1372C	Omkar and Baseball constructive algorithms, math	1500	x17400
1355D	Game With Array constructive algorithms, math	1400	x17441
1304B	Longest Palindrome brute force, constructive algorithms, greedy, implementation, strings	1100	x17448
1844B	Permutations & Primes constructive algorithms, math	1000	x17487
1450A	Avoid Trygub constructive algorithms, sortings	800	x17501
1612A	Distance brute force, constructive algorithms	800	x17502
538B	Quasi Binary constructive algorithms, dp, greedy, implementation	1400	x17638
1399D	Binary String To Subsequences constructive algorithms, data structures, greedy, implementation	1500	x17725
1536B	Prinzessin der Verurteilung brute force, constructive algorithms, strings	1200	x17788
1437A	Marketing Scheme brute force, constructive algorithms, greedy, math	800	x17828
1688B	Patchouli's Magical Talisman bitmasks, constructive algorithms, greedy, sortings	800	x17883
1634C	OKEA constructive algorithms	1000	x17950
1614B	Divan and a New Project constructive algorithms, sortings	1000	x17961
1611C	Polycarp Recovers the Permutation constructive algorithms	1000	x17975
1933D	Turtle Tenacity: Continual Mods constructive algorithms, greedy, math, number theory, sortings	1200	x17993
1846C	Rudolf and the Another Competition constructive algorithms, data structures, dp, greedy, sortings	1200	x18011
1375A	Sign Flipping constructive algorithms, math	1100	x18049
1793C	Dora and Search constructive algorithms, data structures, two pointers	1200	x18261
1700B	Palindromic Numbers constructive algorithms, implementation, math	1100	x18284
1775A2	Gardener and the Capybaras (hard version) constructive algorithms, greedy	900	x18306
1719B	Mathematical Circus constructive algorithms, math	800	x18308
1384A	Common Prefixes constructive algorithms, greedy, strings	1200	x18398
1846D	Rudolph and Christmas Tree constructive algorithms, geometry, math	1200	x18401
1461A	String Generation constructive algorithms, greedy	800	x18409
1891A	Sorting with Twos constructive algorithms, sortings	800	x18424
1870A	MEXanized Array constructive algorithms, greedy, math	800	x18522
1438B	Valerii Against Everyone constructive algorithms, data structures, greedy, sortings	1000	x18542
1907C	Removal of Unattractive Pairs constructive algorithms, greedy, math, strings	1200	x18545
1754B	Kevin and Permutation constructive algorithms, greedy, math	800	x18546
1656C	Make Equal With Mod constructive algorithms, math, number theory, sortings	1200	x18553
1694B	Paranoid String constructive algorithms, greedy	1200	x18573
1569B	Chess Tournament constructive algorithms	1000	x18590
1831B	Array merging constructive algorithms, greedy	1000	x18626
1497B	M-arrays constructive algorithms, greedy, math	1200	x18631
1743C	Save the Magazines constructive algorithms, dp, greedy	1100	x18676
1437B	Reverse Binary Strings constructive algorithms, greedy	1200	x18694
1608A	Find Array constructive algorithms, math	800	x18729
1787A	Exponential Equation constructive algorithms, math	800	x18767
1869A	Make It Zero constructive algorithms	900	x18783
1463B	Find The Array bitmasks, constructive algorithms, greedy	1400	x18806
1665B	Array Cloning Technique constructive algorithms, greedy, sortings	900	x18827
1811C	Restore the Array constructive algorithms, greedy	1100	x18971
1770B	Koxia and Permutation constructive algorithms	1000	x19034
1426C	Increase and Copy binary search, constructive algorithms, math	1100	x19043
1368B	Codeforces Subsequences brute force, constructive algorithms, greedy, math, strings	1500	x19073
1438A	Specific Tastes of Andre constructive algorithms, implementation	800	x19112
1493A	Anti-knapsack constructive algorithms, greedy	800	x19116
1566B	MIN-MEX Cut bitmasks, constructive algorithms, dp, greedy	800	x19127
1922B	Forming Triangles combinatorics, constructive algorithms, math, sortings	1200	x19131
1513A	Array and Peaks constructive algorithms, implementation	800	x19190
1562B	Scenes From a Memory brute force, constructive algorithms, implementation, math, number theory	1000	x19196
1699B	Almost Ternary Matrix bitmasks, constructive algorithms, matrices	900	x19211
1455C	Ping-pong constructive algorithms, games, math	1100	x19256
1867A	green_gold_dog, array and permutation constructive algorithms, sortings	800	x19264
401C	Team constructive algorithms, greedy, implementation	1400	x19301
1788B	Sum of Two Numbers constructive algorithms, greedy, implementation, math, probabilities	1100	x19303
1733B	Rule of League constructive algorithms, math	900	x19320
1775A1	Gardener and the Capybaras (easy version) brute force, constructive algorithms, implementation	800	x19334
1651B	Prove Him Wrong constructive algorithms, greedy	800	x19365
776B	Sherlock and his girlfriend constructive algorithms, number theory	1200	x19443
1746A	Maxmina constructive algorithms, greedy	800	x19476
1729C	Jumping on Tiles constructive algorithms, strings	1100	x19479
1512C	A-B Palindrome constructive algorithms, implementation, strings	1200	x19509
1708B	Difference of GCDs constructive algorithms, math	1100	x19598
1740A	Factorise N+M constructive algorithms, number theory	800	x19643
1794B	Not Dividing constructive algorithms, greedy, math	900	x19671
1559C	Mocha and Hiking constructive algorithms, graphs	1200	x19773