Problemset - Codeforces

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Codeforces Round 945 (Div. 2)
3 days
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constructive algorithms

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Problems

#	Name
214B	Hometask brute force, constructive algorithms, greedy, math	1600	x4885
213D	Stars constructive algorithms, geometry	2300	x334
209C	Trails and Glades constructive algorithms, dsu, graphs, greedy	2400	x690
209B	Pixels constructive algorithms, math	2100	x357
201A	Clear Symmetry constructive algorithms, dp, math	1700	x2963
199A	Hexadecimal's theorem brute force, constructive algorithms, implementation, number theory	900	x25146
198D	Cube Snake constructive algorithms	2700	x104
197A	Plate Game constructive algorithms, games, math	1600	x6036
196C	Paint Tree constructive algorithms, divide and conquer, geometry, sortings, trees	2200	x740
193C	Hamming Distance constructive algorithms, greedy, math, matrices	2400	x496
193A	Cutting Figure constructive algorithms, graphs, trees	1700	x3843
183A	Headquarters constructive algorithms, math	1700	x526
180F	Mathematical Analysis Rocks! constructive algorithms, implementation, math	1200	x2455
176C	Playing with Superglue combinatorics, constructive algorithms	2000	x464
173D	Deputies constructive algorithms, graphs, greedy, implementation	2500	x246
171A	Mysterious numbers - 1 *special problem, constructive algorithms	1200	x4357
161B	Discounts constructive algorithms, greedy, sortings	1700	x1923
156B	Suspects constructive algorithms, data structures, implementation	1600	x2188
148C	Terse princess constructive algorithms, greedy	1700	x3067
148A	Insomnia cure constructive algorithms, implementation, math	800	x87289
145B	Lucky Number 2 constructive algorithms	1800	x2152
142B	Help General constructive algorithms, greedy, implementation	1800	x2137
141E	Clearing Up constructive algorithms, dp, dsu, graphs	2300	x811
141C	Queue constructive algorithms, greedy, sortings	1800	x2368
135C	Zero-One constructive algorithms, games, greedy	1900	x1322
134C	Swaps constructive algorithms, graphs, greedy	2200	x459
132D	Constants in the language of Shakespeare constructive algorithms, dp, greedy	2100	x603
128D	Numbers constructive algorithms, implementation	2000	x1088
128B	String brute force, constructive algorithms, hashing, implementation, string suffix structures, strings	2100	x2463
126C	E-reader Display constructive algorithms, greedy	2000	x710
125D	Two progressions constructive algorithms, greedy	2200	x391
125C	Hobbits' Party constructive algorithms, greedy	1600	x902
119B	Before Exam constructive algorithms, implementation, sortings	1900	x1061
118B	Present from Lena constructive algorithms, implementation	1000	x28394
110B	Lucky String constructive algorithms, strings	1100	x9956
109D	Lucky Sorting constructive algorithms, sortings	2000	x616
103C	Russian Roulette constructive algorithms, greedy	1900	x936
98D	Help Monks constructive algorithms	2500	x179
97B	Superset constructive algorithms, divide and conquer	2300	x804
91D	Grocer's Problem constructive algorithms, graphs, greedy	2600	x261
86B	Tetris revisited constructive algorithms, graph matchings, greedy, math	2200	x401
85A	Domino constructive algorithms, implementation	1300	x1757
82B	Sets constructive algorithms, hashing, implementation	1700	x2017
81D	Polycarp's Picture Gallery constructive algorithms, greedy	2100	x631
78B	Easter Eggs constructive algorithms, implementation	1200	x12757
74E	Shift It! constructive algorithms	2800	x142
66D	Petya and His Friends constructive algorithms, math, number theory	1700	x3054
63D	Dividing Island constructive algorithms	1900	x1211
59D	Team Arrangement constructive algorithms, greedy, implementation	2000	x603
53C	Little Frog constructive algorithms	1200	x6218
49C	Disposition constructive algorithms, math	1700	x1644
48H	Black and White constructive algorithms	2800	x134
45J	Planting Trees constructive algorithms	1800	x888
45E	Director constructive algorithms, greedy	2000	x523
44J	Triminoes constructive algorithms, greedy	2000	x555
43D	Journey brute force, constructive algorithms, implementation	2000	x1048
42D	Strange town constructive algorithms, math	2300	x388
42C	Safe cracking brute force, constructive algorithms	2200	x446
41E	3-cycles constructive algorithms, graphs, greedy	1900	x1903
40A	Find Color constructive algorithms, geometry, implementation, math	1300	x3855
36E	Two Paths constructive algorithms, dsu, graphs, implementation	2600	x496
30E	Tricky and Clever Password binary search, constructive algorithms, data structures, greedy, hashing, strings	2800	x673
29D	Ant on the Tree constructive algorithms, dfs and similar, trees	2000	x2311
27C	Unordered Subsequence constructive algorithms, greedy	1900	x2695
26E	Multithreading constructive algorithms	2400	x362
26C	Parquet combinatorics, constructive algorithms, greedy, implementation	2000	x823
23C	Oranges and Apples constructive algorithms, sortings	2500	x1357
23B	Party constructive algorithms, graphs, math	1600	x3198
14C	Four Segments brute force, constructive algorithms, geometry, implementation, math	1700	x3094
12E	Start of the session constructive algorithms	2100	x1161
11A	Increasing Sequence constructive algorithms, implementation, math	900	x12437
10E	Greedy Change constructive algorithms	2600	x802
8B	Obsession with Robots constructive algorithms, graphs, implementation	1400	x4078
7A	Kalevitch and Chess brute force, constructive algorithms	1100	x6858
5C	Longest Regular Bracket Sequence constructive algorithms, data structures, dp, greedy, sortings, strings	1900	x12693
4B	Before an Exam constructive algorithms, greedy	1200	x23682

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