Problemset - Codeforces

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Problems

#	Name
19E	Fairy dfs and similar, divide and conquer, dsu	2900	x1609
19D	Points data structures	2800	x2088
19C	Deletion of Repeats greedy, hashing, string suffix structures	2200	x1043
19B	Checkout Assistant dp	1900	x4393
19A	World Football Cup implementation	1400	x2578
18E	Flag 2 dp	2000	x1022
18D	Seller Bob brute force, dp, greedy	2000	x1029
18C	Stripe data structures, implementation	1200	x12444
18B	Platforms brute force, math	1700	x2059
18A	Triangle brute force, geometry	1500	x5691
17E	Palisection strings	2900	x1506
17D	Notepad number theory	2400	x1030
17C	Balance dp	2500	x813
17B	Hierarchy dfs and similar, dsu, greedy, shortest paths	1500	x4466
17A	Noldbach problem brute force, math, number theory	1000	x15024
16E	Fish bitmasks, dp, probabilities	1900	x4621
16D	Logging implementation, strings	1900	x1509
16C	Monitor binary search, number theory	1800	x4492
16B	Burglar and Matches greedy, implementation, sortings	900	x16824
16A	Flag implementation	800	x13563
15E	Triangles combinatorics, dp	2600	x556
15D	Map data structures, implementation, sortings	2500	x711
15C	Industrial Nim games	2000	x2156
15B	Laser math	1800	x1254
15A	Cottage Village implementation, sortings	1200	x3568
14E	Camels dp	1900	x1616
14D	Two Paths dfs and similar, dp, graphs, shortest paths, trees, two pointers	1900	x4305
14C	Four Segments brute force, constructive algorithms, geometry, implementation, math	1700	x3086
14B	Young Photographer implementation	1000	x6663
14A	Letter implementation	800	x10048
13E	Holes data structures, dsu	2700	x5348
13D	Triangles dp, geometry	2600	x593
13C	Sequence dp, sortings	2200	x4107
13B	Letter A geometry, implementation	2000	x832
13A	Numbers implementation, math	1000	x7357
12E	Start of the session constructive algorithms	2100	x1160
12D	Ball data structures, sortings	2400	x2003
12C	Fruits greedy, implementation, sortings	1100	x5758
12B	Correct Solution? implementation, sortings	1100	x7991
12A	Super Agent implementation	800	x12378
11E	Forward, march! binary search, dp, greedy	2800	x344
11D	A Simple Task bitmasks, dp, graphs	2200	x4435
11C	How Many Squares? implementation	2200	x588
11B	Jumping Jack math	1600	x4316
11A	Increasing Sequence constructive algorithms, implementation, math	900	x12402
10E	Greedy Change constructive algorithms	2600	x801
10D	LCIS dp	2800	x4040
10C	Digital Root number theory	2000	x1391
10B	Cinema Cashier dp, implementation	1500	x1714
10A	Power Consumption Calculation implementation	900	x6673
9E	Interestring graph and Apples dfs and similar, dsu, graphs	2300	x986
9D	How many trees? combinatorics, divide and conquer, dp	1900	x3663
9C	Hexadecimal's Numbers brute force, implementation, math	1200	x12358
9B	Running Student brute force, geometry, implementation	1200	x5190
9A	Die Roll math, probabilities	800	x52436
8E	Beads dp, graphs	2600	x666
8D	Two Friends binary search, geometry	2600	x509
8C	Looking for Order bitmasks, dp	2000	x3245
8B	Obsession with Robots constructive algorithms, graphs, implementation	1400	x4070
8A	Train and Peter strings	1200	x5491
7E	Defining Macros dp, expression parsing, implementation	2600	x687
7D	Palindrome Degree hashing, strings	2200	x3504
7C	Line math, number theory	1800	x4232
7B	Memory Manager implementation	1600	x2369
7A	Kalevitch and Chess brute force, constructive algorithms	1100	x6839
6E	Exposition binary search, data structures, dsu, trees, two pointers	1900	x2995
6D	Lizards and Basements 2 brute force, dp	2600	x1810
6C	Alice, Bob and Chocolate greedy, two pointers	1200	x12981
6B	President's Office implementation	1100	x12118
6A	Triangle brute force, geometry	900	x19057
5E	Bindian Signalizing data structures	2400	x2005
5D	Follow Traffic Rules implementation, math	2100	x1519
5C	Longest Regular Bracket Sequence constructive algorithms, data structures, dp, greedy, sortings, strings	1900	x12647
5B	Center Alignment implementation, strings	1200	x5533
5A	Chat Servers Outgoing Traffic implementation	1000	x9243
4D	Mysterious Present dp, sortings	1700	x9672
4C	Registration System data structures, hashing, implementation	1300	x77010
4B	Before an Exam constructive algorithms, greedy	1200	x23612
4A	Watermelon brute force, math	800	x480619
3D	Least Cost Bracket Sequence greedy	2600	x3014
3C	Tic-tac-toe brute force, games, implementation	1800	x6858
3B	Lorry greedy, sortings	1900	x4206
3A	Shortest path of the king greedy, shortest paths	1000	x18524
2C	Commentator problem geometry	2600	x1573
2B	The least round way dp, math	2000	x10218
2A	Winner hashing, implementation	1500	x24946
1C	Ancient Berland Circus geometry, math	2100	x5375
1B	Spreadsheet implementation, math	1600	x21681
1A	Theatre Square math	1000	x245434

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