Problemset - Codeforces

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Problems

#	Name
13C	Sequence dp, sortings		2200	x5782
13B	Letter A geometry, implementation		2000	x1195
13A	Numbers implementation, math		1000	x9813
12E	Start of the session constructive algorithms		2100	x1614
12D	Ball data structures, sortings		2400	x3162
12C	Fruits greedy, implementation, sortings		1100	x7687
12B	Correct Solution? implementation, sortings		1100	x10020
12A	Super Agent implementation		800	x16171
11E	Forward, march! binary search, dp, greedy		2800	x509
11D	A Simple Task bitmasks, dp, graphs		2200	x7121
11C	How Many Squares? implementation		2200	x757
11B	Jumping Jack math		1600	x5942
11A	Increasing Sequence constructive algorithms, implementation, math		900	x16196
10E	Greedy Change constructive algorithms		2600	x980
10D	LCIS dp		2800	x6137
10C	Digital Root number theory		2000	x1830
10B	Cinema Cashier dp, implementation		1500	x2157
10A	Power Consumption Calculation implementation		900	x8740
9E	Interestring graph and Apples dfs and similar, dsu, graphs		2300	x1213
9D	How many trees? combinatorics, divide and conquer, dp		1900	x4749
9C	Hexadecimal's Numbers brute force, implementation, math		1200	x14710
9B	Running Student brute force, geometry, implementation		1200	x6392
9A	Die Roll math, probabilities		800	x73474
8E	Beads dp, graphs		2600	x840
8D	Two Friends binary search, geometry		2600	x616
8C	Looking for Order bitmasks, dp		2000	x4602
8B	Obsession with Robots constructive algorithms, graphs, implementation		1400	x5161
8A	Train and Peter strings		1200	x7061
7E	Defining Macros dp, expression parsing, implementation		2600	x831
7D	Palindrome Degree hashing, strings		2200	x4902
7C	Line math, number theory		1800	x5913
7B	Memory Manager implementation		1600	x3067
7A	Kalevitch and Chess brute force, constructive algorithms		1100	x8409
6E	Exposition binary search, data structures, dsu, trees, two pointers		1900	x4132
6D	Lizards and Basements 2 brute force, dp		2600	x2381
6C	Alice, Bob and Chocolate greedy, two pointers		1200	x19236
6B	President's Office implementation		1100	x15410
6A	Triangle brute force, geometry		900	x23931
5E	Bindian Signalizing data structures		2400	x2656
5D	Follow Traffic Rules implementation, math		2100	x2044
5C	Longest Regular Bracket Sequence constructive algorithms, data structures, dp, greedy, sortings, strings		1900	x19485
5B	Center Alignment implementation, strings		1200	x7198
5A	Chat Servers Outgoing Traffic implementation		1000	x11599
4D	Mysterious Present dp, sortings		1700	x12713
4C	Registration System data structures, hashing, implementation		1300	x117145
4B	Before an Exam constructive algorithms, greedy		1200	x30981
4A	Watermelon brute force, math		800	x740819
3D	Least Cost Bracket Sequence greedy		2600	x4448
3C	Tic-tac-toe brute force, games, implementation		1800	x8546
3B	Lorry greedy, sortings		1900	x5467
3A	Shortest path of the king greedy, shortest paths		1000	x22921
2C	Commentator problem geometry		2600	x2206
2B	The least round way dp, math		2000	x13671
2A	Winner hashing, implementation		1500	x32464
1C	Ancient Berland Circus geometry, math		2100	x6777
1B	Spreadsheet implementation, math		1600	x27428
1A	Theatre Square math		1000	x335908

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