Problemset - Codeforces

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Codeforces Round (Div. 2)
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Problems

#	Name
182E	Wooden Fence dp	1800	x1439
182D	Common Divisors brute force, hashing, implementation, math, strings	1400	x7879
182C	Optimal Sum data structures, greedy	2000	x713
182A	Battlefield geometry, graphs, implementation, shortest paths	2200	x280
180E	Cubes binary search, dp, two pointers	1800	x1739
180D	Name greedy, strings	1900	x717
180C	Letter dp	1400	x7168
180B	Divisibility Rules math, number theory	2300	x329
180A	Defragmentation implementation	1800	x526
178F3	Representative Sampling	2500	x410
178F2	Representative Sampling dp, sortings, strings	2200	x321
178F1	Representative Sampling	1800	x378
178E3	The Beaver's Problem - 2	2300	x201
178E2	The Beaver's Problem - 2	2000	x230
178E1	The Beaver's Problem - 2	1900	x289
178D3	Magic Squares	2100	x240
178D2	Magic Squares	1900	x264
178D1	Magic Squares	1500	x618
178C3	Smart Beaver and Resolving Collisions	2000	x298
178C2	Smart Beaver and Resolving Collisions	1900	x288
178C1	Smart Beaver and Resolving Collisions	1600	x474
178B3	Greedy Merchants	1800	x1133
178B2	Greedy Merchants	1600	x652
178B1	Greedy Merchants	1600	x736
177G2	Fibonacci Strings matrices, strings	2600	x176
177G1	Fibonacci Strings strings	2400	x168
177F2	Script Generation	2300	x200
177F1	Script Generation	1800	x294
177E2	Space Voyage binary search	1900	x409
177E1	Space Voyage binary search	1700	x587
177D2	Encrypting Messages data structures	1500	x1829
177C2	Party brute force, dfs and similar, dsu, graphs	1500	x2480
177C1	Party dfs and similar, dsu, graphs	1500	x2486
176E	Archaeology data structures, dfs and similar, trees	3100	x1071
176D	Hyper String dp	2500	x305
176C	Playing with Superglue combinatorics, constructive algorithms	2000	x469
176B	Word Cut dp	1700	x1733
175F	Gnomes of Might and Magic data structures, graphs, implementation, shortest paths	3000	x65
175E	Power Defence brute force, dp, geometry, greedy	2600	x261
175D	Plane of Tanks: Duel brute force, dp, math, probabilities	2400	x296
175C	Geometry Horse greedy, implementation, sortings, two pointers	1600	x1301
175B	Plane of Tanks: Pro implementation	1400	x1384
175A	Robot Bicorn Attack brute force, implementation	1400	x2358
174C	Range Increments data structures, greedy	1800	x1072
174B	File List dp, greedy, implementation	1400	x2207
173E	Camping Groups data structures, sortings	2600	x539
173D	Deputies constructive algorithms, graphs, greedy, implementation	2500	x247
173C	Spiral Maximum brute force, dp	1900	x966
173B	Chamber of Secrets dfs and similar, shortest paths	1800	x2921
172E	BHTML+BCSS *special problem, dfs and similar, expression parsing	2200	x269
172D	Calendar Reform *special problem, number theory	1500	x1385
172C	Bus *special problem, implementation, sortings	1500	x1132
171H	A polyline *special problem, implementation	1700	x272
171G	Mysterious numbers - 2 *special problem	1600	x906
171F	ucyhf *special problem, brute force, implementation, number theory	1600	x1260
171E	MYSTERIOUS LANGUAGE *special problem	2000	x1431
171C	A Piece of Cake *special problem, implementation	2000	x1066
168B	Wizards and Minimal Spell implementation, strings	1700	x1206
167E	Wizards and Bets dfs and similar, graphs, math, matrices	2900	x550
167D	Wizards and Roads data structures, divide and conquer, graph matchings, graphs, greedy	3000	x192
167C	Wizards and Numbers games, math	2300	x658
167B	Wizards and Huge Prize dp, math, probabilities	1800	x2107
167A	Wizards and Trolleybuses implementation, math	1600	x2016
166E	Tetrahedron dp, math, matrices	1500	x20330
166D	Shoe Store dp, graph matchings, greedy, sortings, two pointers	2500	x349
166C	Median greedy, math, sortings	1500	x6386
166B	Polygons geometry, sortings	2100	x2353
165E	Compatible Numbers bitmasks, brute force, dfs and similar, dp	2200	x6367
165D	Beard Graph data structures, dsu, trees	2100	x1601
165C	Another Problem on Strings binary search, brute force, dp, math, strings, two pointers	1600	x12006
165B	Burning Midnight Oil binary search, implementation	1500	x16965
164E	Polycarpus and Tasks	3100	x67
164D	Minimum Diameter binary search, brute force	3100	x230
164C	Machine Programming flows, graphs	2400	x885
164B	Ancient Berland Hieroglyphs two pointers	2000	x451
164A	Variable, or There and Back Again dfs and similar, graphs	1700	x987
163E	e-Government data structures, dfs and similar, dp, strings, trees	2800	x1549
163D	Large Refrigerator brute force	2900	x483
163C	Conveyor sortings, two pointers	2100	x538
163B	Lemmings binary search	2000	x1048
163A	Substring and Subsequence dp	1700	x2636
162J	Brackets *special problem	1800	x91
162I	Truncatable primes *special problem	2000	x75
162H	Alternating case *special problem	1800	x215
162G	Non-decimal sum *special problem	2000	x59
162F	Factorial zeros *special problem	1800	x197
162E	HQ9+ *special problem	1800	x175
162D	Remove digits *special problem	1900	x226
162C	Prime factorization *special problem	1800	x776
162B	Binary notation *special problem	1800	x309
161E	Polycarpus the Safecracker brute force, dp	2500	x464
161D	Distance in Tree dfs and similar, dp, trees	1800	x13948
161C	Abracadabra divide and conquer	2400	x642
161B	Discounts constructive algorithms, greedy, sortings	1700	x1931
160E	Buses and People binary search, data structures, sortings	2400	x579
160D	Edges in MST dfs and similar, dsu, graphs, sortings	2300	x2407
160C	Find Pair implementation, math, sortings	1700	x3391
159E	Zebra Tower *special problem, data structures, greedy, sortings	1700	x994
159D	Palindrome pairs *special problem, brute force, dp, strings	1500	x4276
159C	String Manipulation 1.0 *special problem, binary search, brute force, data structures, strings	1400	x2940