Problemset - Codeforces

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Problems

#	Name
1556B	Take Your Places! implementation	1300	x12689
1555C	Coin Rows brute force, constructive algorithms, dp, implementation	1300	x21697
1555B	Two Tables brute force	1300	x16057
1553D	Backspace dp, greedy, strings, two pointers	1500	x13718
1553C	Penalty bitmasks, brute force, dp, greedy	1200	x17827
1553B	Reverse String brute force, dp, hashing, implementation, strings	1300	x14135
1552B	Running for Gold combinatorics, graphs, greedy, sortings	1500	x15405
1551C	Interesting Story greedy, sortings, strings	1500	x13290
1551B2	Wonderful Coloring - 2 binary search, constructive algorithms, data structures, greedy	1400	x15491
1548A	Web of Lies brute force, graphs, greedy	1400	x16418
1547E	Air Conditioners data structures, dp, implementation, shortest paths, sortings, two pointers	1500	x14423
1547D	Co-growing Sequence bitmasks, constructive algorithms, greedy	1300	x16668
1547C	Pair Programming greedy, two pointers	1100	x22620
1546B	AquaMoon and Stolen String interactive, math	1200	x13107
1545A	AquaMoon and Strange Sort sortings	1500	x13889
1542B	Plus and Multiply constructive algorithms, math, number theory	1500	x23074
1541B	Pleasant Pairs brute force, implementation, math, number theory	1200	x28428
1540A	Great Graphs constructive algorithms, graphs, greedy, shortest paths, sortings	1400	x13924
1539C	Stable Groups greedy, sortings	1200	x22840
1538F	Interesting Function binary search, dp, math, number theory	1500	x19227
1538C	Number of Pairs binary search, data structures, math, two pointers	1300	x28455
1537C	Challenging Cliffs constructive algorithms, greedy, implementation, math	1200	x27564
1536C	Diluc and Kaeya data structures, dp, hashing, number theory	1500	x14101
1536B	Prinzessin der Verurteilung brute force, constructive algorithms, strings	1200	x18737
1535C	Unstable String binary search, dp, greedy, implementation, strings, two pointers	1400	x16474
1534C	Little Alawn's Puzzle combinatorics, dp, dsu, graphs, math	1300	x12798
1534B	Histogram Ugliness greedy, implementation, math	1100	x12500
1530C	Pursuit binary search, brute force, greedy, sortings	1200	x14632
1529B	Sifid and Strange Subsequences greedy, math, sortings	1100	x20562
1527B1	Palindrome Game (easy version) constructive algorithms, games	1200	x26035
1526C1	Potions (Easy Version) brute force, data structures, dp, greedy	1500	x22370
1526B	I Hate 1111 dp, math, number theory	1400	x30490
1523B	Lord of the Values constructive algorithms	1100	x12093
1521B	Nastia and a Good Array constructive algorithms, math, number theory	1300	x21333
1520E	Arranging The Sheep greedy, math	1400	x21358
1520D	Same Differences data structures, hashing, math	1200	x46684
1519C	Berland Regional brute force, data structures, greedy, number theory, sortings	1400	x16906
1517C	Fillomino 2 constructive algorithms, dfs and similar, greedy, implementation	1400	x13354
1517B	Morning Jogging constructive algorithms, greedy, sortings	1200	x13245
1516B	AGAGA XOOORRR bitmasks, brute force, dp, greedy	1500	x19336
1515D	Phoenix and Socks greedy, sortings, two pointers	1500	x11369
1515C	Phoenix and Towers constructive algorithms, data structures, greedy	1400	x17091
1514B	AND 0, Sum Big bitmasks, combinatorics, math	1200	x24833
1513B	AND Sequences bitmasks, combinatorics, constructive algorithms, math	1400	x14674
1512D	Corrupted Array constructive algorithms, data structures, greedy	1200	x22533
1512C	A-B Palindrome constructive algorithms, implementation, strings	1200	x20130
1511C	Yet Another Card Deck brute force, data structures, implementation, trees	1100	x23742
1511B	GCD Length constructive algorithms, math, number theory	1100	x22866
1510K	King's Task brute force, graphs, implementation	1200	x5448
1509B	TMT Document greedy	1100	x21580
1506E	Restoring the Permutation constructive algorithms, implementation	1500	x13076
1506D	Epic Transformation constructive algorithms, data structures, greedy	1400	x21713
1506B	Partial Replacement greedy, implementation	1100	x20218
1505C	Fibonacci Words *special problem, implementation	1400	x6430
1504B	Flip the Bits constructive algorithms, greedy, implementation, math	1200	x18470
1499C	Minimum Grid Path brute force, data structures, greedy, math	1500	x12636
1498B	Box Fitting binary search, bitmasks, data structures, greedy	1300	x17064
1497C1	k-LCM (easy version) constructive algorithms, math	1200	x25715
1497B	M-arrays constructive algorithms, greedy, math	1200	x19871
1496B	Max and Mex math	1100	x17546
1495A	Diamond Miner geometry, greedy, math, sortings	1200	x17059
1494B	Berland Crossword bitmasks, brute force, greedy, implementation	1400	x14313
1493B	Planet Lapituletti brute force, implementation	1300	x11842
1492C	Maximum width binary search, data structures, dp, greedy, two pointers	1500	x16078
1492B	Card Deck data structures, greedy, math	1100	x18381
1491B	Minimal Cost brute force, math	1200	x13791
1490F	Equalize the Array binary search, data structures, greedy, math, sortings	1500	x16121
1490E	Accidental Victory binary search, data structures, greedy	1400	x19059
1490D	Permutation Transformation dfs and similar, divide and conquer, implementation	1200	x19497
1490C	Sum of Cubes binary search, brute force, brute force, math	1100	x33102
1487D	Pythagorean Triples binary search, brute force, math, number theory	1500	x17861
1487C	Minimum Ties brute force, constructive algorithms, dfs and similar, graphs, greedy, implementation, math	1500	x14134
1487B	Cat Cycle math, number theory	1200	x20968
1486B	Eastern Exhibition binary search, geometry, shortest paths, sortings	1500	x15942
1485B	Replace and Keep Sorted dp, implementation, math	1200	x17076
1482B	Restore Modulo implementation, math	1500	x9178
1481B	New Colony brute force, greedy, implementation	1100	x19289
1478B	Nezzar and Lucky Number brute force, dp, greedy, math	1100	x18276
1476B	Inflation binary search, brute force, greedy, math	1300	x20001
1475C	Ball in Berland combinatorics, graphs, math	1400	x21145
1473C	No More Inversions constructive algorithms, math	1500	x12679
1472D	Even-Odd Game dp, games, greedy, sortings	1200	x27303
1472C	Long Jumps dp, graphs	1100	x31232
1471B	Strange List brute force, greedy, implementation, math	1100	x19325
1470A	Strange Birthday Party binary search, dp, greedy, sortings, two pointers	1300	x22410
1468C	Berpizza data structures, implementation	1400	x7808
1466D	13th Labour of Heracles data structures, greedy, sortings, trees	1500	x11322
1466C	Canine poetry dp, greedy, strings	1300	x17638
1463B	Find The Array bitmasks, constructive algorithms, greedy	1400	x19371
1463A	Dungeon binary search, math	1100	x25532
1462E1	Close Tuples (easy version) binary search, combinatorics, math, sortings, two pointers	1500	x13724
1462D	Add to Neighbour and Remove greedy, math, number theory	1400	x16715
1461C	Random Events dp, math, probabilities	1500	x11209
1461B	Find the Spruce brute force, dp, implementation	1400	x12615
1459B	Move and Turn dp, math	1300	x14767
1455C	Ping-pong constructive algorithms, games, math	1100	x19581
1455B	Jumps constructive algorithms, math	1200	x21806
1454D	Number into Sequence constructive algorithms, math, number theory	1300	x20407
1454C	Sequence Transformation greedy, implementation	1200	x21428
1453B	Suffix Operations constructive algorithms, implementation	1400	x13326