Problemset - Codeforces

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Codeforces Round 945 (Div. 2)
3 days
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Problems

#	Name
996A	Hit the Lottery dp, greedy	800	x84478
580A	Kefa and First Steps brute force, dp, implementation	900	x84092
189A	Cut Ribbon brute force, dp	1300	x62781
706B	Interesting drink binary search, dp, implementation	1100	x58528
455A	Boredom dp	1500	x54366
363B	Fence brute force, dp	1100	x49275
1472B	Fair Division dp, greedy, math	800	x47573
489B	BerSU Ball dfs and similar, dp, graph matchings, greedy, sortings, two pointers	1200	x46640
1475B	New Year's Number brute force, dp, math	900	x46512
489C	Given Length and Sum of Digits... dp, greedy, implementation	1400	x44569
702A	Maximum Increase dp, greedy, implementation	800	x41589
313B	Ilya and Queries dp, implementation	1100	x41582
327A	Flipping Game brute force, dp, implementation	1200	x40034
368B	Sereja and Suffixes data structures, dp	1100	x39566
433B	Kuriyama Mirai's Stones dp, implementation, sortings	1200	x36419
1343C	Alternating Subsequence dp, greedy, two pointers	1200	x36408
550A	Two Substrings brute force, dp, greedy, implementation, strings	1500	x36343
1538A	Stone Game brute force, dp, greedy	800	x35770
466C	Number of Ways binary search, brute force, data structures, dp, two pointers	1700	x34622
894A	QAQ brute force, dp	800	x32962
1339A	Filling Diamonds brute force, dp, implementation, math	900	x31122
1862A	Gift Carpet dp, greedy, implementation, strings	800	x30810
1472C	Long Jumps dp, graphs	1100	x30027
1519B	The Cake Is a Lie dp, math	800	x29793
1941C	Rudolf and the Ugly String dp, greedy, strings	900	x29743
1182A	Filling Shapes dp, math	1000	x29338
1354B	Ternary String binary search, dp, implementation, two pointers	1200	x29175
476B	Dreamoon and WiFi bitmasks, brute force, combinatorics, dp, math, probabilities	1300	x29084
1526B	I Hate 1111 dp, math, number theory	1400	x28753
698A	Vacations dp	1400	x28510
550C	Divisibility by Eight brute force, dp, math	1500	x27289
1359B	New Theatre Square brute force, dp, greedy, implementation, two pointers	1000	x27080
919B	Perfect Number binary search, brute force, dp, implementation, number theory	1100	x26917
1932A	Thorns and Coins dp, greedy, implementation	800	x26767
1097B	Petr and a Combination Lock bitmasks, brute force, dp	1200	x26651
1462B	Last Year's Substring dp, implementation, strings	800	x26577
1941B	Rudolf and 121 brute force, dp, greedy, math	1000	x26464
545C	Woodcutters dp, greedy	1500	x26277
1472D	Even-Odd Game dp, games, greedy, sortings	1200	x26095
1469B	Red and Blue dp, greedy	1000	x26073
1206B	Make Product Equal One dp, implementation	900	x26056
1791E	Negatives and Positives dp, greedy, sortings	1100	x25685
1345B	Card Constructions binary search, brute force, dp, math	1100	x25494
1593B	Make it Divisible by 25 dfs and similar, dp, greedy, math, math	900	x25240
1272C	Yet Another Broken Keyboard combinatorics, dp, implementation	1200	x25156
1355B	Young Explorers dp, greedy, sortings	1200	x24885
431C	k-Tree dp, implementation, trees	1600	x24574
1360E	Polygon dp, graphs, implementation, shortest paths	1300	x24439
1829D	Gold Rush brute force, dfs and similar, dp, implementation	1000	x24268
1180A	Alex and a Rhombus dp, implementation, math	800	x24236
1398C	Good Subarrays data structures, dp, math	1600	x24216
1195C	Basketball Exercise dp	1400	x24079
732B	Cormen --- The Best Friend Of a Man dp, greedy	1000	x24074
474D	Flowers dp	1700	x23969
1382B	Sequential Nim dp, games	1100	x23908
1549B	Gregor and the Pawn Game dfs and similar, dp, flows, graph matchings, graphs, greedy, implementation	800	x23808
1539B	Love Song dp, implementation, strings	800	x23798
1926C	Vlad and a Sum of Sum of Digits dp, implementation	1200	x23262
1598A	Computer Game brute force, dfs and similar, dp, implementation	800	x22790
1883C	Raspberries dp, math	1000	x22751
651A	Joysticks dp, greedy, implementation, math	1100	x22512
1466B	Last minute enhancements dp, greedy	800	x22382
1406B	Maximum Product brute force, dp, greedy, implementation, sortings	1200	x22051
1559B	Mocha and Red and Blue dp, greedy	900	x22004
1709B	Also Try Minecraft data structures, dp, implementation	900	x21869
1470A	Strange Birthday Party binary search, dp, greedy, sortings, two pointers	1300	x21272
1526C1	Potions (Easy Version) brute force, data structures, dp, greedy	1500	x21242
1285B	Just Eat It! dp, greedy, implementation	1300	x21045
1555C	Coin Rows brute force, constructive algorithms, dp, implementation	1300	x20896
414B	Mashmokh and ACM combinatorics, dp, number theory	1400	x20883
1350B	Orac and Models dp, math, number theory	1400	x20619
1948B	Array Fix brute force, dp, greedy, implementation	1100	x20495
1950D	Product of Binary Decimals brute force, dp, implementation, number theory	1100	x20375
1499B	Binary Removals brute force, dp, greedy, implementation	1000	x20277
1861B	Two Binary Strings constructive algorithms, dp, greedy	1000	x20112
1598C	Delete Two Elements data structures, dp, implementation, math, two pointers	1200	x20070
166E	Tetrahedron dp, math, matrices	1500	x19994
1380C	Create The Teams brute force, dp, greedy, implementation, sortings	1400	x19911
1917B	Erase First or Second Letter brute force, combinatorics, data structures, dp, strings	1100	x19440
1323A	Even Subset Sum Problem brute force, dp, greedy, implementation	800	x19377
1336A	Linova and Kingdom dfs and similar, dp, greedy, sortings, trees	1600	x19367
1631B	Fun with Even Subarrays dp, greedy	1100	x19332
961B	Lecture Sleep data structures, dp, implementation, two pointers	1200	x19271
1566B	MIN-MEX Cut bitmasks, constructive algorithms, dp, greedy	800	x19108
1451B	Non-Substring Subsequence dp, greedy, implementation, strings	900	x19008
1660C	Get an Even String dp, greedy, strings	1300	x18788
1743C	Save the Magazines constructive algorithms, dp, greedy	1100	x18659
1501B	Napoleon Cake dp, implementation, sortings	900	x18468
1389C	Good String brute force, dp, greedy, two pointers	1500	x18387
1385D	a-Good String bitmasks, brute force, divide and conquer, dp, implementation	1500	x18377
1538F	Interesting Function binary search, dp, math, number theory	1500	x18371
1037C	Equalize dp, greedy, strings	1300	x18328
1927D	Find the Different Ones! binary search, brute force, data structures, dp, dsu, greedy, two pointers	1300	x18314
1618D	Array and Operations dp, greedy, math	1300	x18305
1703F	Yet Another Problem About Pairs Satisfying an Inequality binary search, data structures, dp, greedy, sortings	1300	x18251
1418C	Mortal Kombat Tower dp, graphs, greedy, shortest paths	1500	x18238
1914D	Three Activities brute force, dp, greedy, implementation, sortings	1200	x18222
1899C	Yarik and Array dp, greedy, two pointers	1100	x18167
676C	Vasya and String binary search, dp, strings, two pointers	1500	x18153
1516B	AGAGA XOOORRR bitmasks, brute force, dp, greedy	1500	x18123

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