Problemset - Codeforces

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Problems

#	Name
1954A	Painting the Ribbon constructive algorithms, greedy, math	900	x20051
1951A	Dual Trigger constructive algorithms, greedy, math	900	x16238
1945B	Fireworks math, number theory	900	x19522
1941C	Rudolf and the Ugly String dp, greedy, strings	900	x29579
1927B	Following the String constructive algorithms, greedy, strings	900	x30292
1921C	Sending Messages greedy, math	900	x27252
1918B	Minimize Inversions constructive algorithms, data structures, greedy, implementation, sortings	900	x22056
1915D	Unnatural Language Processing greedy, implementation, strings	900	x27624
1904A	Forked! brute force, implementation	900	x15806
1900B	Laura and Operations dp, math	900	x15957
1896B	AB Flipping greedy, strings, two pointers	900	x13351
1883B	Chemistry strings	900	x26783
1881B	Three Threadlets math	900	x23618
1879B	Chips on the Board constructive algorithms, greedy	900	x21143
1878C	Vasilije in Cacak math	900	x28396
1875A	Jellyfish and Undertale brute force, greedy	900	x21736
1872B	The Corridor or There and Back Again greedy, implementation	900	x26600
1869A	Make It Zero constructive algorithms	900	x18535
1860A	Not a Substring constructive algorithms, strings	900	x20783
1856B	Good Arrays implementation, math	900	x23131
1855B	Longest Divisors Interval brute force, combinatorics, greedy, math, number theory	900	x23738
1850D	Balanced Round brute force, greedy, implementation, sortings	900	x32301
1848A	Vika and Her Friends games, math	900	x16213
1845B	Come Together geometry, implementation, math	900	x20853
1837B	Comparison String greedy	900	x26526
1833B	Restore the Weather greedy, sortings	900	x25383
1828B	Permutation Swap math, number theory	900	x20618
1823B	Sort with Step brute force, math, sortings	900	x15311
1818B	Indivisible constructive algorithms	900	x14025
1808A	Lucky Numbers brute force, implementation	900	x17313
1807D	Odd Queries data structures, implementation	900	x28651
1806B	Mex Master constructive algorithms, greedy	900	x17026
1795B	Ideal Point brute force, geometry, greedy	900	x21157
1794B	Not Dividing constructive algorithms, greedy, math	900	x19458
1779B	MKnez's ConstructiveForces Task constructive algorithms, math	900	x23003
1777B	Emordnilap combinatorics, greedy, math	900	x16578
1775A2	Gardener and the Capybaras (hard version) constructive algorithms, greedy	900	x18267
1771A	Hossam and Combinatorics combinatorics, math, sortings	900	x22030
1768B	Quick Sort greedy, math	900	x22021
1764B	Doremy's Perfect Math Class math, number theory	900	x15253
1758B	XOR = Average constructive algorithms	900	x20105
1749B	Death's Blessing greedy	900	x20347
1747B	BAN BAN constructive algorithms	900	x21588
1742C	Stripes implementation	900	x30988
1737A	Ela Sorting Books greedy, implementation, strings	900	x9945
1735B	Tea with Tangerines greedy, math	900	x17708
1733B	Rule of League constructive algorithms, math	900	x19280
1732B	Ugu brute force, dp, greedy, implementation	900	x13999
1726A	Mainak and Array greedy, math	900	x19838
1720A	Burenka Plays with Fractions math, number theory	900	x21740
1714A	Everyone Loves to Sleep implementation, math	900	x28500
1709B	Also Try Minecraft data structures, dp, implementation	900	x21840
1705B	Mark the Dust Sweeper constructive algorithms, greedy, implementation	900	x22196
1699B	Almost Ternary Matrix bitmasks, constructive algorithms, matrices	900	x19172
1697B	Promo greedy, sortings	900	x25504
1696B	NIT Destroys the Universe greedy	900	x19304
1689B	Mystic Permutation data structures, greedy	900	x17100
1679A	AvtoBus brute force, greedy, math, number theory	900	x21841
1675B	Make It Increasing greedy, implementation	900	x24676
1668B	Social Distance greedy, math, sortings	900	x16319
1666D	Deletive Editing greedy	900	x6856
1665B	Array Cloning Technique constructive algorithms, greedy, sortings	900	x18708
1650B	DIV + MOD math	900	x26817
1642B	Power Walking greedy	900	x16593
1624B	Make AP implementation, math	900	x34223
1617B	GCD Problem brute force, constructive algorithms, math, number theory	900	x22405
1613A	Long Comparison implementation, math	900	x23947
1612B	Special Permutation constructive algorithms, greedy	900	x16880
1610A	Anti Light's Cell Guessing math	900	x15794
1609A	Divide and Multiply greedy, implementation, math, number theory	900	x16665
1607B	Odd Grasshopper math	900	x24565
1606A	AB Balance strings	900	x22812
1593B	Make it Divisible by 25 dfs and similar, dp, greedy, math, math	900	x25180
1585B	Array Eversion greedy	900	x14801
1584C	Two Arrays greedy, math, sortings	900	x15941
1582B	Luntik and Subsequences combinatorics, math	900	x18814
1559B	Mocha and Red and Blue dp, greedy	900	x21969
1559A	Mocha and Math bitmasks, constructive algorithms, math	900	x28545
1555A	PizzaForces brute force, math	900	x27273
1543B	Customising the Track combinatorics, greedy, math	900	x22656
1543A	Exciting Bets greedy, math, number theory	900	x26386
1537B	Bad Boy constructive algorithms, greedy, math	900	x27964
1535B	Array Reodering brute force, greedy, math, number theory, sortings	900	x29598
1525B	Permutation Sort constructive algorithms, greedy	900	x24180
1505A	Is it rated - 2 *special problem, implementation, interactive	900	x13998
1501B	Napoleon Cake dp, implementation, sortings	900	x18446
1496A	Split it! brute force, constructive algorithms, greedy, strings	900	x20269
1494A	ABC String bitmasks, brute force, implementation	900	x20411
1488A	From Zero To Y *special problem, math	900	x1335
1486A	Shifting Stacks greedy, implementation	900	x24832
1480B	The Great Hero greedy, implementation, sortings	900	x16925
1475B	New Year's Number brute force, dp, math	900	x46405
1475A	Odd Divisor math, number theory	900	x55184
1471A	Strange Partition greedy, math, number theory	900	x24507
1468N	Waste Sorting greedy, implementation	900	x7883
1467A	Wizard of Orz constructive algorithms, greedy, math	900	x23850
1462C	Unique Number brute force, greedy, math	900	x31247
1451B	Non-Substring Subsequence dp, greedy, implementation, strings	900	x18998
1445B	Elimination greedy, math	900	x15043
1440B	Sum of Medians greedy, math	900	x17367

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