Problemset - Codeforces

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Codeforces Round 941 (Div. 1)
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Codeforces Round 941 (Div. 2)
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Problems

#	Name
178E1	The Beaver's Problem - 2	1900	x286
178D3	Magic Squares	2100	x234
178D2	Magic Squares	1900	x258
178D1	Magic Squares	1500	x611
178C3	Smart Beaver and Resolving Collisions	2000	x295
178C2	Smart Beaver and Resolving Collisions	1900	x282
178C1	Smart Beaver and Resolving Collisions	1600	x470
178B3	Greedy Merchants	1800	x1107
178B2	Greedy Merchants	1600	x640
178B1	Greedy Merchants	1600	x722
178A3	Educational Game greedy	1100	x1388
178A2	Educational Game greedy	1000	x1562
178A1	Educational Game	1000	x1547
177G2	Fibonacci Strings matrices, strings	2600	x171
177G1	Fibonacci Strings strings	2400	x164
177F2	Script Generation	2300	x192
177F1	Script Generation	1800	x291
177E2	Space Voyage binary search	1900	x394
177E1	Space Voyage binary search	1700	x574
177D2	Encrypting Messages data structures	1500	x1769
177D1	Encrypting Messages brute force	1200	x2027
177C2	Party brute force, dfs and similar, dsu, graphs	1500	x2424
177C1	Party dfs and similar, dsu, graphs	1500	x2437
177B2	Rectangular Game number theory	1200	x2823
177B1	Rectangular Game number theory	1000	x3979
177A2	Good Matrix Elements implementation	800	x7034
177A1	Good Matrix Elements implementation	800	x8161
176E	Archaeology data structures, dfs and similar, trees	3100	x1018
176D	Hyper String dp	2500	x299
176C	Playing with Superglue combinatorics, constructive algorithms	2000	x461
176B	Word Cut dp	1700	x1698
176A	Trading Business greedy, sortings	1200	x1401
175F	Gnomes of Might and Magic data structures, graphs, implementation, shortest paths	3000	x64
175E	Power Defence brute force, dp, geometry, greedy	2600	x260
175D	Plane of Tanks: Duel brute force, dp, math, probabilities	2400	x289
175C	Geometry Horse greedy, implementation, sortings, two pointers	1600	x1288
175B	Plane of Tanks: Pro implementation	1400	x1358
175A	Robot Bicorn Attack brute force, implementation	1400	x2334
174C	Range Increments data structures, greedy	1800	x1064
174B	File List dp, greedy, implementation	1400	x2188
174A	Problem About Equation math	1100	x2593
173E	Camping Groups data structures, sortings	2600	x533
173D	Deputies constructive algorithms, graphs, greedy, implementation	2500	x246
173C	Spiral Maximum brute force, dp	1900	x955
173B	Chamber of Secrets dfs and similar, shortest paths	1800	x2834
173A	Rock-Paper-Scissors implementation, math	1300	x2195
172E	BHTML+BCSS *special problem, dfs and similar, expression parsing	2200	x267
172D	Calendar Reform *special problem, number theory	1500	x1381
172C	Bus *special problem, implementation, sortings	1500	x1129
172B	Pseudorandom Sequence Period *special problem, implementation, number theory	1200	x2685
172A	Phone Code *special problem, brute force, implementation	800	x5885
171H	A polyline *special problem, implementation	1700	x265
171G	Mysterious numbers - 2 *special problem	1600	x887
171F	ucyhf *special problem, brute force, implementation, number theory	1600	x1243
171E	MYSTERIOUS LANGUAGE *special problem	2000	x1396
171D	Broken checker *special problem, brute force	1300	x2504
171C	A Piece of Cake *special problem, implementation	2000	x1051
171B	Star *special problem, combinatorics	1300	x3933
171A	Mysterious numbers - 1 *special problem, constructive algorithms	1200	x4340
169B	Replacing Digits greedy	1100	x3188
169A	Chores sortings	800	x6538
168B	Wizards and Minimal Spell implementation, strings	1700	x1198
168A	Wizards and Demonstration implementation, math	900	x10272
167E	Wizards and Bets dfs and similar, graphs, math, matrices	2900	x543
167D	Wizards and Roads data structures, divide and conquer, graph matchings, graphs, greedy	3000	x189
167C	Wizards and Numbers games, math	2300	x656
167B	Wizards and Huge Prize dp, math, probabilities	1800	x2085
167A	Wizards and Trolleybuses implementation, math	1600	x2010
166E	Tetrahedron dp, math, matrices	1500	x19863
166D	Shoe Store dp, graph matchings, greedy, sortings, two pointers	2500	x344
166C	Median greedy, math, sortings	1500	x6330
166B	Polygons geometry, sortings	2100	x2117
166A	Rank List binary search, implementation, sortings	1100	x16698
165E	Compatible Numbers bitmasks, brute force, dfs and similar, dp	2200	x6154
165D	Beard Graph data structures, dsu, trees	2100	x1580
165C	Another Problem on Strings binary search, brute force, dp, math, strings, two pointers	1600	x11844
165B	Burning Midnight Oil binary search, implementation	1500	x16395
165A	Supercentral Point implementation	1000	x22518
164E	Polycarpus and Tasks	3100	x66
164D	Minimum Diameter binary search, brute force	3100	x229
164C	Machine Programming flows, graphs	2400	x874
164B	Ancient Berland Hieroglyphs two pointers	2000	x450
164A	Variable, or There and Back Again dfs and similar, graphs	1700	x973
163E	e-Government data structures, dfs and similar, dp, strings, trees	2800	x1517
163D	Large Refrigerator brute force	2900	x479
163C	Conveyor sortings, two pointers	2100	x536
163B	Lemmings binary search	2000	x1044
163A	Substring and Subsequence dp	1700	x2613
162J	Brackets *special problem	1800	x88
162I	Truncatable primes *special problem	2000	x71
162H	Alternating case *special problem	1800	x212
162G	Non-decimal sum *special problem	2000	x55
162F	Factorial zeros *special problem	1800	x194
162E	HQ9+ *special problem	1800	x173
162D	Remove digits *special problem	1900	x223
162C	Prime factorization *special problem	1800	x769
162B	Binary notation *special problem	1800	x307
162A	Pentagonal numbers *special problem, implementation	1100	x789
161E	Polycarpus the Safecracker brute force, dp	2500	x462
161D	Distance in Tree dfs and similar, dp, trees	1800	x13492