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Problemset

309 problems · filtered by 1 tag

#	Name	Rating↕	Solved↕
1934C	Find a Mine binary search constructive algorithms geometry greedy interactive math	1700	8.2k
1934D2	XOR Break --- Game Version bitmasks games greedy interactive	2400	1.8k
1930H	Interactive Mex Tree constructive algorithms dfs and similar interactive trees	3300	379
1924F	Anti-Proxy Attendance constructive algorithms dp interactive ternary search	3500	234
1919H	Tree Diameter interactive trees	2000	185
1918E	ace5 and Task Order constructive algorithms divide and conquer implementation interactive probabilities sortings	2200	2.1k
1906C	Cursed Game interactive	3000	296
1903E	Geo Game greedy interactive math	2000	2.6k
1896G	Pepe Racing constructive algorithms implementation interactive sortings	3200	451
1887E	Good Colorings binary search constructive algorithms graphs interactive	3100	534
1879E	Interactive Game with Coloring brute force constructive algorithms dfs and similar graphs implementation interactive trees	2400	1.6k
1867C	Salyg1n and the MEX Game constructive algorithms data structures games greedy interactive	1300	12.8k
1867E1	Salyg1n and Array (simple version) constructive algorithms interactive math	2000	4.4k
1867E2	Salyg1n and Array (hard version) constructive algorithms interactive	2200	3.8k
1858E2	Rollbacks (Hard Version) data structures interactive trees	2600	1.3k
1856D	More Wrong divide and conquer interactive	2100	3.9k
1854D	Michael and Hotel binary search interactive trees	3000	695
1847E	Triangle Platinum? brute force combinatorics implementation interactive math probabilities	2900	398
1846F	Rudolph and Mimic constructive algorithms implementation interactive	1800	3.8k
1840G1	In Search of Truth (Easy Version) constructive algorithms interactive math meet-in-the-middle probabilities	2200	2.9k
1840G2	In Search of Truth (Hard Version) constructive algorithms interactive math meet-in-the-middle probabilities	2500	1.2k
1839E	Decreasing Game constructive algorithms dfs and similar dp greedy interactive	2400	1.6k
1838F	Stuck Conveyor binary search constructive algorithms interactive	3000	396
1826F	Fading into Fog geometry interactive math probabilities	2800	478
1819E	Roads in E City interactive math probabilities trees	3200	384
1815B	Sum Graph brute force constructive algorithms graphs implementation interactive shortest paths trees	2000	3.7k
1812H	Expected Twist *special interactive	unrated	175
1807E	Interview binary search implementation interactive	1300	17.2k
1797C	Li Hua and Chess constructive algorithms greedy interactive	1600	9.1k
1780D	Bit Guessing Game binary search bitmasks constructive algorithms interactive	1800	5.9k
1779E	Anya's Simultaneous Exhibition constructive algorithms graphs greedy interactive sortings	2400	2.1k
1776C	Library game games greedy interactive sortings	2500	997
1776I	Spinach Pizza games geometry greedy interactive	2500	930
1773H	Hot and Cold binary search interactive	2600	504
1773I	Interactive Factorial Guessing brute force games implementation interactive	2500	585
1765G	Guess the String constructive algorithms interactive probabilities	2600	486
1764G1	Doremy's Perfect DS Class (Easy Version) binary search interactive	2900	798
1764G2	Doremy's Perfect DS Class (Medium Version) binary search interactive	3000	727
1764G3	Doremy's Perfect DS Class (Hard Version) binary search interactive	3300	621
1762D	GCD Queries constructive algorithms interactive number theory	2100	4.5k
1761G	Centroid Guess interactive probabilities trees	3500	156
1746E1	Joking (Easy Version) binary search constructive algorithms interactive ternary search	2500	1.8k
1746E2	Joking (Hard Version) dp interactive	3200	592
1738F	Connectivity Addicts constructive algorithms dsu graphs greedy interactive shortest paths trees	2400	1.4k
1729E	Guess the Cycle Size interactive probabilities	1800	8k
1721F	Matching Reduction brute force constructive algorithms dfs and similar flows graph matchings graphs interactive	2800	641
1715F	Crop Squares constructive algorithms geometry interactive math	2700	603
1713D	Tournament Countdown constructive algorithms greedy interactive number theory probabilities	1800	6.3k
1705F	Mark and the Online Exam bitmasks constructive algorithms interactive probabilities	2900	718
1698D	Fixed Point Guessing binary search constructive algorithms interactive	1600	12.5k
1697D	Guess The String binary search constructive algorithms interactive	1900	5.1k
1687B	Railway System constructive algorithms graphs greedy interactive sortings	1700	4.2k
1673F	Anti-Theft Road Planning bitmasks constructive algorithms divide and conquer greedy interactive math	2400	979
1672E	notepad.exe binary search constructive algorithms greedy interactive	2200	2.5k
1666I	Interactive Treasure Hunt brute force constructive algorithms geometry interactive math	2200	1.8k
1665D	GCD Guess bitmasks chinese remainder theorem constructive algorithms games interactive math number theory	2000	4.8k
1639A	Treasure Hunt graphs interactive	unrated	0
1639B	Treasure Hunt graphs interactive	unrated	0
1639C	Treasure Hunt graphs interactive	unrated	0
1639D	Treasure Hunt graphs interactive	unrated	0
1639E	Treasure Hunt graphs interactive	unrated	0
1639F	Treasure Hunt graphs interactive	unrated	0
1639G	Treasure Hunt graphs interactive	unrated	0
1639H	Treasure Hunt graphs interactive	unrated	0
1639I	Treasure Hunt graphs interactive	unrated	0
1639J	Treasure Hunt graphs interactive	unrated	0
1639K	Treasure Hunt graphs interactive	unrated	0
1634D	Finding Zero constructive algorithms interactive math	2000	4.8k
1633F	Perfect Matching data structures divide and conquer interactive trees	2800	652
1628C	Grid Xor constructive algorithms greedy implementation interactive math	2300	3.6k
1624F	Interacdive Problem binary search constructive algorithms interactive	2000	3.9k
1621C	Hidden Permutations dfs and similar interactive math	1700	7.6k
1617D1	Too Many Impostors (easy version) constructive algorithms implementation interactive	1800	5.2k
1617D2	Too Many Impostors (hard version) constructive algorithms implementation interactive math	2400	2.1k
1599H	Hidden Fortress interactive math	2100	1.3k
1592D	Hemose in ICPC ? binary search dfs and similar implementation interactive math number theory trees	2300	2.7k
1584D	Guess the Permutation binary search combinatorics interactive math	2000	4k
1583D	Omkar and the Meaning of Life constructive algorithms greedy interactive	1800	6k
1578I	Interactive Rays geometry interactive	3300	82
1578M	The Mind constructive algorithms interactive probabilities	2700	543
1566H	Xor-quiz constructive algorithms dp interactive math number theory	3200	177
1562F	Tubular Bells interactive math number theory probabilities	2900	467
1557E	Assiut Chess brute force constructive algorithms interactive	2800	774
1556D	Take a Guess bitmasks constructive algorithms interactive math	1800	9k
1552H	Guess the Perimeter binary search interactive number theory	3300	470
1546B	AquaMoon and Stolen String interactive math	1200	14.1k
1545D	AquaMoon and Wrong Coordinate constructive algorithms interactive math	3000	779
1543D1	RPD and Rap Sheet (Easy Version) bitmasks constructive algorithms interactive math	1700	8.1k
1543D2	RPD and Rap Sheet (Hard Version) brute force constructive algorithms interactive math	2200	2.2k
1535E	Gold Transfer binary search data structures dp greedy interactive trees	2200	3.1k
1534D	Lost Tree constructive algorithms interactive trees	1800	6.9k
1534E	Lost Array graphs greedy interactive shortest paths	2300	2.1k
1534H	Lost Nodes constructive algorithms dp graphs interactive sortings trees	3500	314
1526F	Median Queries constructive algorithms interactive probabilities	3000	399
1521C	Nastia and a Hidden Permutation constructive algorithms interactive	2000	4.7k
1520F1	Guess the K-th Zero (Easy version) binary search interactive	1600	14.7k
1520F2	Guess the K-th Zero (Hard version) binary search constructive algorithms data structures interactive	2200	3.4k
1514E	Baby Ehab's Hyper Apartment binary search graphs interactive sortings two pointers	2700	712
1510I	Is It Rated? greedy interactive math probabilities	2700	598
1505A	Is it rated - 2 *special implementation interactive	900	16.2k

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