Problemset - Codeforces

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Codeforces Round 941 (Div. 1)
11:22:57
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Before contest
Codeforces Round 941 (Div. 2)
11:22:57
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sortings

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Problems

#	Name
1592A	Gamer Hemose binary search, greedy, math, sortings	800	x21554
1133C	Balanced Team sortings, two pointers	1200	x21228
1294B	Collecting Packages implementation, sortings	1200	x21186
1470A	Strange Birthday Party binary search, dp, greedy, sortings, two pointers	1300	x21181
1201C	Maximum Median binary search, greedy, math, sortings	1400	x21180
1539C	Stable Groups greedy, sortings	1200	x21156
1613B	Absent Remainder greedy, implementation, sortings	1000	x21143
1646B	Quality vs Quantity brute force, constructive algorithms, greedy, sortings, two pointers	800	x20845
1720B	Interesting Sum brute force, data structures, greedy, math, sortings	800	x20733
1713B	Optimal Reduction constructive algorithms, sortings	1000	x20706
1734A	Select Three Sticks brute force, greedy, sortings	800	x20705
1733A	Consecutive Sum greedy, sortings	800	x20642
1622B	Berland Music data structures, greedy, math, sortings	1000	x20511
1791G1	Teleporters (Easy Version) greedy, sortings	1100	x20376
1638B	Odd Swap Sort data structures, math, sortings	1100	x20370
1529B	Sifid and Strange Subsequences greedy, math, sortings	1100	x20320
1165B	Polycarp Training data structures, greedy, sortings	1000	x20273
1744D	Divisibility by 2^n greedy, math, sortings	1200	x20168
1272A	Three Friends brute force, greedy, math, sortings	900	x20008
1380C	Create The Teams brute force, dp, greedy, implementation, sortings	1400	x19854
1921D	Very Different Array data structures, greedy, sortings, two pointers	1100	x19840
1836A	Destroyer implementation, sortings	800	x19752
1895B	Points and Minimum Distance greedy, math, sortings	800	x19583
1862C	Flower City Fence binary search, data structures, implementation, sortings	1100	x19560
1767B	Block Towers data structures, greedy, sortings	800	x19552
1832B	Maximum Sum brute force, sortings, two pointers	1100	x19502
807A	Is it rated? implementation, sortings	900	x19385
1798A	Showstopper greedy, implementation, sortings	800	x19313
1336A	Linova and Kingdom dfs and similar, dp, greedy, sortings, trees	1600	x19256
27A	Next Test implementation, sortings	1200	x19254
1656A	Good Pairs math, sortings	800	x19225
1712C	Sort Zero greedy, sortings	1100	x19185
1867A	green_gold_dog, array and permutation constructive algorithms, sortings	800	x19146
1920B	Summation Game games, greedy, math, sortings	1100	x19119
1430B	Barrels greedy, implementation, sortings	800	x19102
1369C	RationalLee greedy, math, sortings, two pointers	1400	x19006
984A	Game sortings	800	x18874
1922B	Forming Triangles combinatorics, constructive algorithms, math, sortings	1200	x18854
1445A	Array Rearrangment greedy, sortings	800	x18797
1729D	Friends and the Restaurant greedy, sortings, two pointers	1200	x18743
1665B	Array Cloning Technique constructive algorithms, greedy, sortings	900	x18628
1311B	WeirdSort dfs and similar, sortings	1200	x18470
1656C	Make Equal With Mod constructive algorithms, math, number theory, sortings	1200	x18440
1501B	Napoleon Cake dp, implementation, sortings	900	x18425
1654A	Maximum Cake Tastiness brute force, greedy, implementation, sortings	800	x18401
1438B	Valerii Against Everyone constructive algorithms, data structures, greedy, sortings	1000	x18363
1896A	Jagged Swaps sortings	800	x18334
1891A	Sorting with Twos constructive algorithms, sortings	800	x18306
1671B	Consecutive Points Segment brute force, math, sortings	1000	x18091
1790D	Matryoshkas data structures, greedy, sortings	1200	x18066
1703F	Yet Another Problem About Pairs Satisfying an Inequality binary search, data structures, dp, greedy, sortings	1300	x18059
1216B	Shooting greedy, implementation, sortings	900	x18028
1914D	Three Activities brute force, dp, greedy, implementation, sortings	1200	x17948
1846C	Rudolf and the Another Competition constructive algorithms, data structures, dp, greedy, sortings	1200	x17875
1688B	Patchouli's Magical Talisman bitmasks, constructive algorithms, greedy, sortings	800	x17836
988B	Substrings Sort sortings, strings	1100	x17812
1614B	Divan and a New Project constructive algorithms, sortings	1000	x17804
1579B	Shifting Sort implementation, sortings	1100	x17779
1807G1	Subsequence Addition (Easy Version) brute force, data structures, dp, greedy, implementation, sortings	1100	x17778
1605B	Reverse Sort greedy, sortings	1000	x17613
1807G2	Subsequence Addition (Hard Version) bitmasks, dp, greedy, implementation, sortings	1100	x17594
1857D	Strong Vertices math, sortings, trees	1300	x17570
977D	Divide by three, multiply by two dfs and similar, math, sortings	1400	x17546
1933D	Turtle Tenacity: Continual Mods constructive algorithms, greedy, math, number theory, sortings	1200	x17487
1641A	Great Sequence brute force, greedy, sortings	1200	x17480
1450A	Avoid Trygub constructive algorithms, sortings	800	x17471
1827A	Counting Orders combinatorics, math, sortings, two pointers	1100	x17384
1353D	Constructing the Array constructive algorithms, data structures, sortings	1600	x17309
1015C	Songs Compression sortings	1100	x17257
1174A	Ehab Fails to Be Thanos constructive algorithms, greedy, sortings	1000	x17173
546B	Soldier and Badges brute force, greedy, implementation, sortings	1200	x17160
1682B	AND Sorting bitmasks, constructive algorithms, sortings	1100	x17101
1930A	Maximise The Score greedy, sortings	800	x16977
507A	Amr and Music greedy, implementation, sortings	1000	x16960
1681C	Double Sort implementation, sortings	1200	x16935
1480B	The Great Hero greedy, implementation, sortings	900	x16911
1427A	Avoiding Zero math, sortings	900	x16818
560A	Currency System in Geraldion implementation, sortings	1000	x16808
609A	USB Flash Drives greedy, implementation, sortings	800	x16778
16B	Burglar and Matches greedy, implementation, sortings	900	x16750
166A	Rank List binary search, implementation, sortings	1100	x16720
289B	Polo the Penguin and Matrix brute force, dp, implementation, sortings, ternary search	1400	x16719
1495A	Diamond Miner geometry, greedy, math, sortings	1200	x16649
1144B	Parity Alternated Deletions greedy, implementation, sortings	900	x16605
1574C	Slay the Dragon binary search, greedy, sortings, ternary search	1300	x16484
1248B	Grow The Tree greedy, math, sortings	900	x16448
1685A	Circular Local MiniMax constructive algorithms, greedy, sortings	1100	x16447
1561A	Simply Strange Sort brute force, implementation, sortings	800	x16440
1607D	Blue-Red Permutation greedy, math, sortings	1300	x16363
1689A	Lex String brute force, greedy, implementation, sortings, two pointers	800	x16362
1650C	Weight of the System of Nested Segments greedy, hashing, implementation, sortings	1200	x16340
1668B	Social Distance greedy, math, sortings	900	x16304
1418B	Negative Prefixes greedy, sortings	1300	x16266
1627B	Not Sitting games, greedy, sortings	1300	x16244
572A	Arrays sortings	900	x16239
1624D	Palindromes Coloring binary search, greedy, sortings, strings	1400	x16199
1762B	Make Array Good constructive algorithms, implementation, number theory, sortings	1100	x16156
1093B	Letters Rearranging constructive algorithms, greedy, sortings, strings	900	x16094
1617A	Forbidden Subsequence constructive algorithms, greedy, sortings, strings	800	x16080
1730C	Minimum Notation data structures, greedy, math, sortings	1200	x16022