Problemset - Codeforces

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Problems

#	Name
996A	Hit the Lottery dp, greedy	800	x84227
580A	Kefa and First Steps brute force, dp, implementation	900	x83931
189A	Cut Ribbon brute force, dp	1300	x62483
706B	Interesting drink binary search, dp, implementation	1100	x58396
455A	Boredom dp	1500	x54203
363B	Fence brute force, dp	1100	x49166
1472B	Fair Division dp, greedy, math	800	x47500
489B	BerSU Ball dfs and similar, dp, graph matchings, greedy, sortings, two pointers	1200	x46525
1475B	New Year's Number brute force, dp, math	900	x46406
489C	Given Length and Sum of Digits... dp, greedy, implementation	1400	x44395
313B	Ilya and Queries dp, implementation	1100	x41527
702A	Maximum Increase dp, greedy, implementation	800	x41477
327A	Flipping Game brute force, dp, implementation	1200	x39979
368B	Sereja and Suffixes data structures, dp	1100	x39514
1343C	Alternating Subsequence dp, greedy, two pointers	1200	x36348
433B	Kuriyama Mirai's Stones dp, implementation, sortings	1200	x36341
550A	Two Substrings brute force, dp, greedy, implementation, strings	1500	x36285
1538A	Stone Game brute force, dp, greedy	800	x35741
466C	Number of Ways binary search, brute force, data structures, dp, two pointers	1700	x34570
894A	QAQ brute force, dp	800	x32906
1339A	Filling Diamonds brute force, dp, implementation, math	900	x31068
1862A	Gift Carpet dp, greedy, implementation, strings	800	x30700
1472C	Long Jumps dp, graphs	1100	x29786
1519B	The Cake Is a Lie dp, math	800	x29730
1941C	Rudolf and the Ugly String dp, greedy, strings	900	x29580
1182A	Filling Shapes dp, math	1000	x29263
1354B	Ternary String binary search, dp, implementation, two pointers	1200	x29125
476B	Dreamoon and WiFi bitmasks, brute force, combinatorics, dp, math, probabilities	1300	x29039
1526B	I Hate 1111 dp, math, number theory	1400	x28684
698A	Vacations dp	1400	x28454
550C	Divisibility by Eight brute force, dp, math	1500	x27266
1359B	New Theatre Square brute force, dp, greedy, implementation, two pointers	1000	x27060
919B	Perfect Number binary search, brute force, dp, implementation, number theory	1100	x26874
1932A	Thorns and Coins dp, greedy, implementation	800	x26618
1097B	Petr and a Combination Lock bitmasks, brute force, dp	1200	x26588
1462B	Last Year's Substring dp, implementation, strings	800	x26560
1941B	Rudolf and 121 brute force, dp, greedy, math	1000	x26328
545C	Woodcutters dp, greedy	1500	x26238
1472D	Even-Odd Game dp, games, greedy, sortings	1200	x26064
1469B	Red and Blue dp, greedy	1000	x26031
1206B	Make Product Equal One dp, implementation	900	x25987
1791E	Negatives and Positives dp, greedy, sortings	1100	x25568
1345B	Card Constructions binary search, brute force, dp, math	1100	x25477
1593B	Make it Divisible by 25 dfs and similar, dp, greedy, math, math	900	x25180
1272C	Yet Another Broken Keyboard combinatorics, dp, implementation	1200	x25098
1355B	Young Explorers dp, greedy, sortings	1200	x24869
431C	k-Tree dp, implementation, trees	1600	x24538
1360E	Polygon dp, graphs, implementation, shortest paths	1300	x24408
1180A	Alex and a Rhombus dp, implementation, math	800	x24200
1829D	Gold Rush brute force, dfs and similar, dp, implementation	1000	x24167
1398C	Good Subarrays data structures, dp, math	1600	x24166
732B	Cormen --- The Best Friend Of a Man dp, greedy	1000	x24041
1195C	Basketball Exercise dp	1400	x23964
474D	Flowers dp	1700	x23909
1382B	Sequential Nim dp, games	1100	x23886
1539B	Love Song dp, implementation, strings	800	x23783
1549B	Gregor and the Pawn Game dfs and similar, dp, flows, graph matchings, graphs, greedy, implementation	800	x23756
1926C	Vlad and a Sum of Sum of Digits dp, implementation	1200	x22999
1598A	Computer Game brute force, dfs and similar, dp, implementation	800	x22758
1883C	Raspberries dp, math	1000	x22621
651A	Joysticks dp, greedy, implementation, math	1100	x22506
1466B	Last minute enhancements dp, greedy	800	x22373
1406B	Maximum Product brute force, dp, greedy, implementation, sortings	1200	x22034
1559B	Mocha and Red and Blue dp, greedy	900	x21969
1709B	Also Try Minecraft data structures, dp, implementation	900	x21841
1470A	Strange Birthday Party binary search, dp, greedy, sortings, two pointers	1300	x21241
1526C1	Potions (Easy Version) brute force, data structures, dp, greedy	1500	x21195
1285B	Just Eat It! dp, greedy, implementation	1300	x21000
1555C	Coin Rows brute force, constructive algorithms, dp, implementation	1300	x20861
414B	Mashmokh and ACM combinatorics, dp, number theory	1400	x20839
1350B	Orac and Models dp, math, number theory	1400	x20577
1948B	Array Fix brute force, dp, greedy, implementation	1100	x20383
1499B	Binary Removals brute force, dp, greedy, implementation	1000	x20251
1861B	Two Binary Strings constructive algorithms, dp, greedy	1000	x20067
1950D	Product of Binary Decimals brute force, dp, implementation, number theory	1100	x20045
1598C	Delete Two Elements data structures, dp, implementation, math, two pointers	1200	x20034
166E	Tetrahedron dp, math, matrices	1500	x19951
1380C	Create The Teams brute force, dp, greedy, implementation, sortings	1400	x19884
1917B	Erase First or Second Letter brute force, combinatorics, data structures, dp, strings	1100	x19368
1323A	Even Subset Sum Problem brute force, dp, greedy, implementation	800	x19368
1336A	Linova and Kingdom dfs and similar, dp, greedy, sortings, trees	1600	x19312
1631B	Fun with Even Subarrays dp, greedy	1100	x19302
961B	Lecture Sleep data structures, dp, implementation, two pointers	1200	x19219
1566B	MIN-MEX Cut bitmasks, constructive algorithms, dp, greedy	800	x19094
1451B	Non-Substring Subsequence dp, greedy, implementation, strings	900	x18998
1660C	Get an Even String dp, greedy, strings	1300	x18763
1743C	Save the Magazines constructive algorithms, dp, greedy	1100	x18643
1501B	Napoleon Cake dp, implementation, sortings	900	x18446
1389C	Good String brute force, dp, greedy, two pointers	1500	x18357
1385D	a-Good String bitmasks, brute force, divide and conquer, dp, implementation	1500	x18334
1538F	Interesting Function binary search, dp, math, number theory	1500	x18332
1037C	Equalize dp, greedy, strings	1300	x18307
1618D	Array and Operations dp, greedy, math	1300	x18279
1927D	Find the Different Ones! binary search, brute force, data structures, dp, dsu, greedy, two pointers	1300	x18215
1418C	Mortal Kombat Tower dp, graphs, greedy, shortest paths	1500	x18175
1703F	Yet Another Problem About Pairs Satisfying an Inequality binary search, data structures, dp, greedy, sortings	1300	x18158
676C	Vasya and String binary search, dp, strings, two pointers	1500	x18119
1914D	Three Activities brute force, dp, greedy, implementation, sortings	1200	x18117
1899C	Yarik and Array dp, greedy, two pointers	1100	x18094
1516B	AGAGA XOOORRR bitmasks, brute force, dp, greedy	1500	x18080

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