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Problemset

2,107 problems · filtered by 1 tag

#	Name	Rating↕	Solved↕
283A	Cows and Sequence constructive algorithms data structures implementation	1600	6.9k
282C	XOR and OR constructive algorithms implementation math	1500	10.3k
277B	Set of Points constructive algorithms geometry	2300	859
275B	Convex Shape constructive algorithms implementation	1700	3.1k
272E	Dima and Horses combinatorics constructive algorithms graphs	2200	1.3k
271C	Secret constructive algorithms implementation	1500	3.2k
271E	Three Horses constructive algorithms math number theory	2200	685
269C	Flawed Flow constructive algorithms flows graphs greedy	2100	1.9k
268C	Beautiful Sets of Points constructive algorithms implementation	1500	14.7k
266B	Queue at the School constructive algorithms graph matchings implementation shortest paths	800	170.5k
266C	Below the Diagonal constructive algorithms greedy math	2100	1.5k
264A	Escape from Stones constructive algorithms data structures implementation two pointers	1200	11.9k
261C	Maxim and Matrix constructive algorithms dp math	2000	846
260C	Balls and Boxes constructive algorithms greedy implementation	1700	3.2k
260D	Black and White Tree constructive algorithms dsu graphs greedy trees	2100	1.7k
254A	Cards with Numbers constructive algorithms sortings	1200	7.8k
246A	Buggy Sorting constructive algorithms greedy sortings	900	10.3k
246C	Beauty Pageant brute force constructive algorithms greedy	1600	2.8k
245D	Restoring Table constructive algorithms greedy	1500	2.9k
241G	Challenging Balloons constructive algorithms	1900	568
238A	Not Wool Sequences constructive algorithms math	1300	2.2k
238B	Boring Partition constructive algorithms	1800	1.4k
234G	Practice constructive algorithms divide and conquer implementation	1600	1.6k
234H	Merging Two Decks constructive algorithms greedy	2000	626
232A	Cycles binary search constructive algorithms graphs greedy	1600	2.9k
232C	Doe Graphs constructive algorithms divide and conquer dp graphs shortest paths	2600	327
231B	Magic, Wizardry and Wonders constructive algorithms greedy	1500	4k
226D	The table constructive algorithms greedy	2100	1.2k
225A	Dice Tower constructive algorithms greedy	1100	14.4k
220B	Little Elephant and Array constructive algorithms data structures	1800	13.4k
218A	Mountain Scenery brute force constructive algorithms implementation	1100	10.7k
214B	Hometask brute force constructive algorithms greedy math	1600	5.4k
213D	Stars constructive algorithms geometry	2300	380
209B	Pixels constructive algorithms math	2100	505
209C	Trails and Glades constructive algorithms dsu graphs greedy	2400	923
201A	Clear Symmetry constructive algorithms dp math	1700	3.3k
199A	Hexadecimal's theorem brute force constructive algorithms implementation number theory	900	30.8k
198D	Cube Snake constructive algorithms	2700	118
197A	Plate Game constructive algorithms games math	1600	6.9k
196C	Paint Tree constructive algorithms divide and conquer geometry sortings trees	2200	1.1k
193A	Cutting Figure constructive algorithms graphs trees	1700	4.7k
193C	Hamming Distance constructive algorithms greedy math matrices	2400	707
183A	Headquarters constructive algorithms math	1700	673
180F	Mathematical Analysis Rocks! constructive algorithms implementation math	1200	2.9k
176C	Playing with Superglue combinatorics constructive algorithms	2000	546
173D	Deputies constructive algorithms graphs greedy implementation	2500	314
171A	Mysterious numbers - 1 *special constructive algorithms	1200	5.1k
161B	Discounts constructive algorithms greedy sortings	1700	2.1k
156B	Suspects constructive algorithms data structures implementation	1600	2.5k
148A	Insomnia cure constructive algorithms implementation math	800	114.9k
148C	Terse princess constructive algorithms greedy	1700	3.4k
145B	Lucky Number 2 constructive algorithms	1800	2.4k
142B	Help General constructive algorithms greedy implementation	1800	2.4k
141C	Queue constructive algorithms greedy sortings	1800	2.8k
141E	Clearing Up constructive algorithms dp dsu graphs	2300	1.4k
135C	Zero-One constructive algorithms games greedy	1900	1.5k
134C	Swaps constructive algorithms graphs greedy	2200	607
132D	Constants in the language of Shakespeare constructive algorithms dp greedy	2100	745
128B	String brute force constructive algorithms hashing implementation string suffix structures strings	2100	2.9k
128D	Numbers constructive algorithms implementation	2000	1.3k
126C	E-reader Display constructive algorithms greedy	2000	850
125C	Hobbits' Party constructive algorithms greedy	1600	1.1k
125D	Two progressions constructive algorithms greedy	2200	461
119B	Before Exam constructive algorithms implementation sortings	1900	1.1k
118B	Present from Lena constructive algorithms implementation	1000	35.2k
110B	Lucky String constructive algorithms strings	1100	11.1k
109D	Lucky Sorting constructive algorithms sortings	2000	926
103C	Russian Roulette constructive algorithms greedy	1900	1.1k
98D	Help Monks constructive algorithms	2500	209
97B	Superset constructive algorithms divide and conquer	2300	1k
91D	Grocer's Problem constructive algorithms graphs greedy	2600	316
86B	Tetris revisited constructive algorithms graph matchings greedy math	2200	471
85A	Domino constructive algorithms implementation	1300	2k
82B	Sets constructive algorithms hashing implementation	1700	2.3k
81D	Polycarp's Picture Gallery constructive algorithms greedy	2100	840
78B	Easter Eggs constructive algorithms implementation	1200	15.5k
74E	Shift It! constructive algorithms	2800	202
66D	Petya and His Friends constructive algorithms math number theory	1700	3.8k
63D	Dividing Island constructive algorithms	1900	1.5k
59D	Team Arrangement constructive algorithms greedy implementation	2000	771
53C	Little Frog constructive algorithms	1200	7.3k
49C	Disposition constructive algorithms math	1700	1.9k
48H	Black and White constructive algorithms	2800	195
45E	Director constructive algorithms greedy	2000	665
45J	Planting Trees constructive algorithms	1800	1.1k
44J	Triminoes constructive algorithms greedy	2000	633
43D	Journey brute force constructive algorithms implementation	2000	1.3k
42C	Safe cracking brute force constructive algorithms	2200	598
42D	Strange town constructive algorithms math	2300	513
41E	3-cycles constructive algorithms graphs greedy	1900	2.3k
40A	Find Color constructive algorithms geometry implementation math	1300	4.5k
36E	Two Paths constructive algorithms dsu graphs implementation	2600	637
30E	Tricky and Clever Password binary search constructive algorithms data structures greedy hashing strings	2800	962
29D	Ant on the Tree constructive algorithms dfs and similar trees	2000	3k
27C	Unordered Subsequence constructive algorithms greedy	1900	3.1k
26C	Parquet combinatorics constructive algorithms greedy implementation	2000	1.1k
26E	Multithreading constructive algorithms	2400	438
23B	Party constructive algorithms graphs math	1600	3.9k
23C	Oranges and Apples constructive algorithms sortings	2500	1.8k
14C	Four Segments brute force constructive algorithms geometry implementation math	1700	3.9k

showing 2001–2100 of 2,107