Problemset - Codeforces

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Problems

#	Name
2014D	Robert Hood and Mrs Hood brute force, data structures, greedy, sortings	1400	x9475
2014C	Robin Hood in Town binary search, greedy, math	1100	x17333
2013C	Password Cracking constructive algorithms, interactive, strings	1400	x9898
2010C1	Message Transmission Error (easy version) brute force, strings	1400	x6042
2009E	Klee's SUPER DUPER LARGE Array!!! binary search, math, ternary search	1400	x11672
2009D	Satyam and Counting geometry, math	1400	x12765
2009C	The Legend of Freya the Frog implementation, math	1100	x23032
2008F	Sakurako's Box combinatorics, math, number theory	1400	x11454
2008E	Alternating String brute force, data structures, dp, greedy, implementation, strings	1500	x8765
2008D	Sakurako's Hobby dp, dsu, graphs, math	1100	x17791
2007C	Dora and C++ math, number theory	1500	x11047
2005B2	The Strict Teacher (Hard Version) binary search, greedy, math, sortings	1200	x15205
2004C	Splitting Items games, greedy, sortings	1100	x22095
2003D1	Turtle and a MEX Problem (Easy Version) greedy, math	1500	x10450
2003C	Turtle and Good Pairs constructive algorithms, greedy, sortings, strings	1200	x17097
2002C	Black Circles brute force, geometry, greedy, math	1200	x14266
2001C	Guess The Tree binary search, brute force, dfs and similar, divide and conquer, dsu, greedy, interactive, trees	1500	x10175
2000E	Photoshoot for Gorillas combinatorics, data structures, greedy, math	1400	x12535
2000D	Right Left Wrong greedy, implementation, two pointers	1200	x21624
1999G1	Ruler (easy version) binary search, interactive	1500	x9572
1999F	Expected Median combinatorics, math	1500	x9706
1999E	Triple Operations dp, implementation, math	1300	x17486
1999D	Slavic's Exam greedy, implementation, strings	1100	x25555
1997D	Maximize the Root binary search, dfs and similar, dp, greedy, trees	1500	x11823
1997C	Even Positions constructive algorithms, data structures, greedy	1100	x21067
1997B	Make Three Regions constructive algorithms, two pointers	1100	x19874
1996D	Fun binary search, brute force, combinatorics, math, number theory	1500	x15092
1996C	Sort dp, greedy, sortings, strings	1200	x21868
1995B1	Bouquet (Easy Version) binary search, brute force, greedy, sortings, two pointers	1100	x17198
1994B	Fun Game bitmasks, constructive algorithms, greedy, math	1100	x16012
1993C	Light Switches implementation, math	1400	x13030
1993B	Parity and Sum constructive algorithms, greedy	1100	x21897
1992D	Test of Love dp, greedy, implementation	1200	x19740
1991C	Absolute Zero constructive algorithms, greedy, math	1300	x13797
1991B	AND Reconstruction bitmasks, constructive algorithms, greedy	1100	x15765
1990C	Mad MAD Sum brute force, greedy, math	1500	x11032
1990B	Array Craft constructive algorithms, greedy	1200	x15859
1989C	Two Movies greedy, math	1400	x17831
1989B	Substring and Subsequence brute force, greedy, strings	1200	x19529
1988C	Increasing Sequence with Fixed OR bitmasks, constructive algorithms, greedy	1300	x15902
1987C	Basil's Garden dp, greedy	1200	x16798
1986D	Mathematical Problem brute force, dp, greedy, implementation, math, two pointers	1400	x14783
1986C	Update Queries data structures, greedy, sortings	1100	x22318
1985F	Final Boss binary search, data structures	1500	x14706
1985E	Secret Box brute force, combinatorics, math	1200	x19421
1984C1	Magnitude (Easy Version) dp, greedy, math	1300	x16045
1984B	Large Addition implementation, math	1100	x17796
1983C	Have Your Cake and Eat It Too binary search, brute force, greedy, implementation	1400	x12114
1983B	Corner Twist constructive algorithms, greedy, implementation, math	1200	x15670
1982C	Boring Day binary search, data structures, dp, greedy, two pointers	1200	x16899
1982B	Collatz Conjecture brute force, implementation, math, number theory	1200	x16476
1981B	Turtle and an Infinite Sequence bitmasks, math	1300	x13341
1980D	GCD-sequence greedy, implementation, math, number theory	1400	x13903
1980C	Sofia and the Lost Operations constructive algorithms, greedy	1300	x18117
1979C	Earning on Bets binary search, combinatorics, constructive algorithms, number theory	1200	x18304
1978C	Manhattan Permutations constructive algorithms, data structures, greedy, implementation, math	1300	x14501
1977B	Binary Colouring bitmasks, constructive algorithms, greedy, math	1100	x17303
1976B	Increase/Decrease/Copy greedy, implementation	1100	x21818
1975C	Chamo and Mocha's Array binary search, brute force, greedy	1200	x14180
1974D	Ingenuity-2 constructive algorithms, greedy, implementation	1400	x14432
1974C	Beautiful Triple Pairs combinatorics, data structures	1400	x15397
1973B	Cat, Fox and the Lonely Array binary search, bitmasks, data structures, greedy, math, two pointers	1300	x13678
1971E	Find the Car binary search, math, sortings	1500	x13838
1971D	Binary Cut dp, greedy, implementation, sortings, strings	1100	x25361
1970C1	Game on Tree (Easy) games	1400	x3227
1968D	Permutation Game brute force, dfs and similar, games, graphs, greedy, math	1300	x14582
1967B1	Reverse Card (Easy Version) brute force, math, number theory	1400	x12978
1967A	Permutation Counting binary search, greedy, implementation, math, sortings	1400	x12202
1966B	Rectangle Filling constructive algorithms, implementation	1100	x14719
1965A	Everything Nim games, greedy, math, sortings	1400	x13377
1958C	Firewood *special problem	1500	x678
1958B	Clock in the Pool *special problem, math	1400	x867
1958A	1-3-5 *special problem, dp	1100	x1870
1957B	A BIT of a Construction bitmasks, constructive algorithms, greedy, implementation	1100	x17663
1955D	Inaccurate Subsequence Search data structures, two pointers	1400	x15048
1955C	Inhabitant of the Deep Sea greedy, implementation, math	1300	x20818
1954C	Long Multiplication greedy, math, number theory	1200	x19041
1954B	Make It Ugly implementation, math	1200	x18227
1951C	Ticket Hoarding greedy, math, sortings	1400	x11433
1951B	Battle Cows binary search, data structures, greedy	1200	x14320
1950E	Nearly Shortest Repeating Substring brute force, implementation, number theory, strings	1500	x14142
1950D	Product of Binary Decimals brute force, dp, implementation, number theory	1100	x22856
1949B	Charming Meals binary search, brute force, greedy, sortings	1500	x3070
1948C	Arrow Path brute force, constructive algorithms, dfs and similar, dp, graphs, shortest paths	1300	x16501
1948B	Array Fix brute force, dp, greedy, implementation	1100	x22653
1946B	Maximum Sum dp, greedy, math	1100	x20144
1945D	Seraphim the Owl dp, greedy	1300	x14194
1945C	Left and Right Houses brute force	1200	x14695
1944B	Equal XOR bitmasks, constructive algorithms	1100	x16005
1943A	MEX Game 1 games, greedy	1300	x17591
1942C1	Bessie's Birthday Cake (Easy Version) geometry, greedy, math	1300	x10798
1942B	Bessie and MEX constructive algorithms, math	1100	x13727
1941D	Rudolf and the Ball Game dfs and similar, dp, implementation	1200	x18201
1937B	Binary Path dp, greedy, implementation	1300	x14828
1935B	Informatics in MAC constructive algorithms	1200	x18302
1934B	Yet Another Coin Problem brute force, dp, greedy, math	1200	x18620
1933E	Turtle vs. Rabbit Race: Optimal Trainings binary search, implementation, math, ternary search	1500	x11058
1933D	Turtle Tenacity: Continual Mods constructive algorithms, greedy, math, number theory, sortings	1200	x19975
1933C	Turtle Fingers: Count the Values of k brute force, implementation, math, number theory	1100	x22413
1932D	Card Game greedy, implementation	1400	x11296

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