Problemset - Codeforces

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Codeforces Round (Div. 2)
7 days

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Problems

#	Name
203B	Game on Paper brute force, implementation	1300	x2592
202B	Brand New Easy Problem brute force	1700	x817
201B	Guess That Car! math, ternary search	1800	x1265
201A	Clear Symmetry constructive algorithms, dp, math	1700	x2999
200D	Programming Language binary search, brute force, expression parsing, implementation	1800	x916
200C	Football Championship brute force, implementation	1800	x1057
199B	Special Olympics geometry	1900	x804
198B	Jumping on Walls shortest paths	1400	x4269
198A	About Bacteria implementation, math	1700	x3149
197B	Limit math	1400	x4635
197A	Plate Game constructive algorithms, games, math	1600	x6303
195D	Analyzing Polyline geometry, math, sortings	1900	x1040
195C	Try and Catch expression parsing, implementation	1800	x1141
195B	After Training data structures, implementation, math	1300	x5197
193A	Cutting Figure constructive algorithms, graphs, trees	1700	x3998
192A	Funky Numbers binary search, brute force, implementation	1300	x10383
191C	Fools and Roads data structures, dfs and similar, trees	1900	x7177
191B	Demonstration greedy	1700	x1010
191A	Dynasty Puzzles dp	1500	x3953
190D	Non-Secret Cypher two pointers	1900	x2303
190C	STL dfs and similar	1500	x2822
190B	Surrounded geometry	1800	x2831
189B	Counting Rhombi brute force, math	1300	x3943
189A	Cut Ribbon brute force, dp	1300	x66640
188H	Stack *special problem, expression parsing, implementation	1800	x252
188G	Array Sorting *special problem, implementation	1600	x333
188F	Binary Notation *special problem, implementation	1400	x298
188E	HQ9+ *special problem, implementation	1400	x498
188C	LCM *special problem, implementation, math	1400	x451
188B	A + Reverse B *special problem, implementation	1300	x731
187B	AlgoRace dp, shortest paths	1800	x1974
187A	Permutations greedy	1500	x2791
185B	Mushroom Scientists math, ternary search	1800	x1635
185A	Plant math	1300	x5910
183B	Zoo brute force, geometry	1700	x697
183A	Headquarters constructive algorithms, math	1700	x547
182E	Wooden Fence dp	1800	x1454
182D	Common Divisors brute force, hashing, implementation, math, strings	1400	x8054
181B	Number of Triplets binary search, brute force	1300	x3010
180E	Cubes binary search, dp, two pointers	1800	x1764
180D	Name greedy, strings	1900	x722
180C	Letter dp	1400	x7345
180A	Defragmentation implementation	1800	x536
178F1	Representative Sampling	1800	x402
178E1	The Beaver's Problem - 2	1900	x289
178D2	Magic Squares	1900	x269
178D1	Magic Squares	1500	x637
178C2	Smart Beaver and Resolving Collisions	1900	x292
178C1	Smart Beaver and Resolving Collisions	1600	x475
178B3	Greedy Merchants	1800	x1195
178B2	Greedy Merchants	1600	x679
178B1	Greedy Merchants	1600	x761
177F1	Script Generation	1800	x302
177E2	Space Voyage binary search	1900	x429
177E1	Space Voyage binary search	1700	x612
177D2	Encrypting Messages data structures	1500	x1948
177C2	Party brute force, dfs and similar, dsu, graphs	1500	x2562
177C1	Party dfs and similar, dsu, graphs	1500	x2554
176B	Word Cut dp	1700	x1814
175C	Geometry Horse greedy, implementation, sortings, two pointers	1600	x1312
175B	Plane of Tanks: Pro implementation	1400	x1420
175A	Robot Bicorn Attack brute force, implementation	1400	x2383
174C	Range Increments data structures, greedy	1800	x1090
174B	File List dp, greedy, implementation	1400	x2238
173C	Spiral Maximum brute force, dp	1900	x978
173B	Chamber of Secrets dfs and similar, shortest paths	1800	x3096
173A	Rock-Paper-Scissors implementation, math	1300	x2292
172D	Calendar Reform *special problem, number theory	1500	x1395
172C	Bus *special problem, implementation, sortings	1500	x1139
171H	A polyline *special problem, implementation	1700	x279
171G	Mysterious numbers - 2 *special problem	1600	x923
171F	ucyhf *special problem, brute force, implementation, number theory	1600	x1271
171D	Broken checker *special problem, brute force	1300	x2568
171B	Star *special problem, combinatorics	1300	x4047
168B	Wizards and Minimal Spell implementation, strings	1700	x1217
167B	Wizards and Huge Prize dp, math, probabilities	1800	x2149
167A	Wizards and Trolleybuses implementation, math	1600	x2037
166E	Tetrahedron dp, math, matrices	1500	x21031
166C	Median greedy, math, sortings	1500	x6487
165C	Another Problem on Strings binary search, brute force, dp, math, strings, two pointers	1600	x12244
165B	Burning Midnight Oil binary search, implementation	1500	x17817
164A	Variable, or There and Back Again dfs and similar, graphs	1700	x1010
163A	Substring and Subsequence dp	1700	x2705
162J	Brackets *special problem	1800	x95
162H	Alternating case *special problem	1800	x220
162F	Factorial zeros *special problem	1800	x202
162E	HQ9+ *special problem	1800	x178
162D	Remove digits *special problem	1900	x228
162C	Prime factorization *special problem	1800	x789
162B	Binary notation *special problem	1800	x313
161D	Distance in Tree dfs and similar, dp, trees	1800	x14784
161B	Discounts constructive algorithms, greedy, sortings	1700	x1957
161A	Dress'em in Vests! binary search, brute force, greedy, two pointers	1300	x4892
160C	Find Pair implementation, math, sortings	1700	x3450
159E	Zebra Tower *special problem, data structures, greedy, sortings	1700	x997
159D	Palindrome pairs *special problem, brute force, dp, strings	1500	x4305
159C	String Manipulation 1.0 *special problem, binary search, brute force, data structures, strings	1400	x2986
159A	Friends or Not *special problem, greedy, implementation	1400	x2482
158E	Phone Talks *special problem, dp, sortings	1900	x1460
158D	Ice Sculptures *special problem, brute force, number theory	1300	x6241