Problemset - Codeforces

Problems

#	Name
650D	Zip-line binary search, data structures, dp, hashing	2600	x1359
650C	Table Compression dfs and similar, dp, dsu, graphs, greedy	2200	x2029
650B	Image Preview binary search, brute force, dp, two pointers	1900	x3358
650A	Watchmen data structures, geometry, math	1400	x15589
649E	Автобус binary search, data structures, greedy, sortings	2100	x108
649D	Дефрагментация памяти constructive algorithms, greedy, implementation	1600	x361
649C	Печать условий constructive algorithms, greedy, sortings	1500	x461
649B	Этажи constructive algorithms	1400	x539
649A	Любимые числа Поликарпа constructive algorithms, implementation	1000	x1301
648E	Собери число graphs, shortest paths	2300	x127
648D	Собачки и миски data structures, greedy, sortings	1900	x236
648C	Путь Робота constructive algorithms, dfs and similar, graphs	1100	x997
648B	Собери стол constructive algorithms, sortings	800	x1548
648A	Наибольший подъем constructive algorithms, implementation	900	x713
645G	Armistice Area Apportionment binary search, geometry	3200	x112
645F	Cowslip Collections combinatorics, math, number theory	2500	x797
645E	Intellectual Inquiry dp, greedy, strings	2200	x1271
645D	Robot Rapping Results Report binary search, dp, graphs	1800	x2936
645C	Enduring Exodus binary search, two pointers	1600	x3331
645B	Mischievous Mess Makers greedy, math	1200	x3412
645A	Amity Assessment brute force, constructive algorithms, implementation	1200	x3466
644C	Hostname Aliases *special problem, binary search, data structures, implementation, sortings, strings	2100	x922
644B	Processing Queries *special problem, constructive algorithms, data structures, two pointers	1700	x2705
644A	Parliament of Berland *special problem, constructive algorithms	1000	x4459
643G	Choosing Ads data structures	3200	x1018
643F	Bears and Juice dp, math, meet-in-the-middle	2900	x718
643E	Bear and Destroying Subtrees dp, math, probabilities, trees	2700	x640
643D	Bearish Fanpages	2900	x316
643C	Levels and Regions dp	2400	x1401
643B	Bear and Two Paths constructive algorithms, graphs	1600	x3179
643A	Bear and Colors implementation	1500	x4151
641G	Little Artem and Graph	2300	x91
641F	Little Artem and 2-SAT	3000	x195
641E	Little Artem and Time Machine data structures	2000	x3321
641D	Little Artem and Random Variable dp, implementation, math, probabilities	2400	x1283
641C	Little Artem and Dance brute force, constructive algorithms, implementation	1800	x3081
641B	Little Artem and Matrix implementation	1400	x3988
641A	Little Artem and Grasshopper implementation	1000	x5950
639F	Bear and Chemistry data structures, dfs and similar, graphs, trees	3300	x424
639E	Bear and Paradox binary search, greedy, math, sortings	2800	x583
639D	Bear and Contribution data structures, greedy, sortings, two pointers	2400	x969
639C	Bear and Polynomials hashing, implementation, math	2200	x1205
639B	Bear and Forgotten Tree 3 constructive algorithms, graphs, trees	1600	x6533
639A	Bear and Displayed Friends implementation	1200	x6162
638D	Three-dimensional Turtle Super Computer brute force, dfs and similar, graphs	1800	x722
638C	Road Improvement *special problem, dfs and similar, graphs, greedy, trees	1800	x1668
638B	Making Genome in Berland *special problem, dfs and similar, strings	1500	x1972
638A	Home Numbers *special problem, constructive algorithms, math	1100	x4050
637D	Running with Obstacles *special problem, data structures, dp, greedy	1600	x2025
637C	Promocodes with Mistakes *special problem, brute force, constructive algorithms, implementation	1400	x2428
637B	Chat Order *special problem, binary search, constructive algorithms, data structures, sortings	1200	x17093
637A	Voting for Photos *special problem, constructive algorithms, implementation	1000	x5418
635A	Orchestra brute force, implementation	1100	x2924
634A	Island Puzzle constructive algorithms, implementation	1300	x3328
633H	Fibonacci-ish II data structures, implementation	3100	x601
633G	Yash And Trees bitmasks, data structures, dfs and similar, math, number theory	2800	x782
633F	The Chocolate Spree dfs and similar, dp, graphs, trees	2600	x1002
633E	Startup Funding binary search, constructive algorithms, data structures, probabilities, two pointers	2400	x587
633D	Fibonacci-ish brute force, dp, hashing, implementation, math	2000	x2816
633C	Spy Syndrome 2 data structures, dp, hashing, implementation, sortings, string suffix structures, strings	1900	x2792
633B	A Trivial Problem brute force, constructive algorithms, math, number theory	1300	x6711
633A	Ebony and Ivory brute force, math, number theory	1100	x12866
632F	Magic Matrix brute force, divide and conquer, graphs, matrices, trees	2400	x1104
632E	Thief in a Shop divide and conquer, dp, fft, math	2400	x2836
632D	Longest Subsequence brute force, math, number theory	2100	x3807
632C	The Smallest String Concatenation sortings, strings	1700	x7983
632B	Alice, Bob, Two Teams brute force, constructive algorithms	1400	x4015
632A	Grandma Laura and Apples	1200	x4610
631E	Product Sum data structures, dp, geometry	2600	x2421
631D	Messenger data structures, hashing, implementation, string suffix structures, strings	2100	x2089
631C	Report data structures, sortings	1700	x3800
631B	Print Check constructive algorithms, implementation	1200	x7445
631A	Interview brute force, implementation	900	x9341
630R	Game games, math	1200	x8727
630Q	Pyramids geometry, math	1700	x1284
630P	Area of a Star geometry	2100	x1133
630O	Arrow geometry	2000	x775
630N	Forecast math	1300	x4740
630M	Turn geometry, math	1800	x1185
630L	Cracking the Code implementation, math	1400	x3607
630K	Indivisibility math, number theory	1500	x5382
630J	Divisibility math, number theory	1100	x11196
630I	Parking Lot combinatorics, math	1700	x6863
630H	Benches combinatorics, math	1400	x5042
630G	Challenge Pennants combinatorics, math	1600	x2803
630F	Selection of Personnel combinatorics, math	1300	x6955
630E	A rectangle math	1900	x2339
630D	Hexagons! math	1100	x11103
630C	Lucky Numbers combinatorics, math	1100	x22330
630B	Moore's Law math	1200	x7462
630A	Again Twenty Five! number theory	800	x69935
629E	Famil Door and Roads combinatorics, data structures, dfs and similar, dp, probabilities, trees	2300	x1025
629D	Babaei and Birthday Cake data structures, dp	2000	x4057
629C	Famil Door and Brackets dp, strings	2000	x2803
629B	Far Relative’s Problem brute force	1100	x8055
629A	Far Relative’s Birthday Cake brute force, combinatorics, constructive algorithms, implementation	800	x13477
628F	Bear and Fair Set flows, graphs	2500	x778
628E	Zbazi in Zeydabad data structures, implementation	2300	x897
628D	Magic Numbers dp	2200	x6152
628C	Bear and String Distance greedy, strings	1300	x5868