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Problemset

37 problems · filtered by 2 tags

#	Name	Rating↕	Solved↕
2246E	lce4113 and Security Game bitmasks interactive math probabilities	unrated	539
2222E	Seek the Truth binary search bitmasks constructive algorithms interactive	2000	2.3k
2219B2	Unique Values (Hard version) binary search bitmasks constructive algorithms interactive	2000	3.8k
2215C	Oriented Journey bitmasks brute force communication constructive algorithms graphs interactive trees	2200	819
2168A2	Encode and Decode (Hard Version) bitmasks communication interactive math	unrated	3.5k
2168C	Intercepting Butterflies bitmasks communication constructive algorithms graphs interactive	unrated	912
2163E	Plegma bitmasks combinatorics communication interactive	2700	676
2157G	Isaac's Queries bitmasks brute force constructive algorithms dfs and similar divide and conquer dp greedy interactive math probabilities	2800	672
2156D	Find the Last Number binary search bitmasks constructive algorithms interactive	1900	5.5k
2129C1	Interactive RBS (Easy Version) binary search bitmasks constructive algorithms interactive	1900	4.5k
2129C2	Interactive RBS (Medium Version) binary search bitmasks constructive algorithms interactive	2000	3.2k
2129C3	Interactive RBS (Hard Version) binary search bitmasks constructive algorithms dp interactive	2300	1.9k
2127G2	Inter Active (Hard Version) binary search bitmasks constructive algorithms graphs implementation interactive math probabilities	3500	126
2111G	Divisible Subarrays binary search bitmasks brute force data structures interactive	2900	422
2109C1	Hacking Numbers (Easy Version) bitmasks constructive algorithms interactive math number theory	1500	11.8k
2096G	Wonderful Guessing Game bitmasks constructive algorithms interactive	3200	451
2077B	Finding OR Sum bitmasks constructive algorithms implementation interactive math	1900	3.7k
2049E	Broken Queries binary search bitmasks brute force constructive algorithms implementation interactive	2400	1.6k
1936A	Bitwise Operation Wizard bitmasks constructive algorithms greedy interactive math	1700	8.8k
1934D2	XOR Break --- Game Version bitmasks games greedy interactive	2400	1.8k
1780D	Bit Guessing Game binary search bitmasks constructive algorithms interactive	1800	5.9k
1705F	Mark and the Online Exam bitmasks constructive algorithms interactive probabilities	2900	718
1673F	Anti-Theft Road Planning bitmasks constructive algorithms divide and conquer greedy interactive math	2400	979
1665D	GCD Guess bitmasks chinese remainder theorem constructive algorithms games interactive math number theory	2000	4.8k
1556D	Take a Guess bitmasks constructive algorithms interactive math	1800	9k
1543D1	RPD and Rap Sheet (Easy Version) bitmasks constructive algorithms interactive math	1700	8.1k
1493F	Enchanted Matrix bitmasks interactive number theory	2600	525
1451E1	Bitwise Queries (Easy Version) bitmasks constructive algorithms interactive math	2000	5.6k
1451E2	Bitwise Queries (Hard Version) bitmasks constructive algorithms interactive math	2300	4k
1392E	Omkar and Duck bitmasks constructive algorithms interactive math	2100	3.8k
1365G	Secure Password bitmasks combinatorics constructive algorithms interactive math	2800	1.5k
1364E	X-OR bitmasks constructive algorithms divide and conquer interactive probabilities	2700	1.7k
1207E	XOR Guessing bitmasks interactive math	1900	6.7k
1146C	Tree Diameter bitmasks graphs interactive	1700	4.3k
1117E	Decypher the String bitmasks chinese remainder theorem constructive algorithms interactive math	2200	1.7k
1088D	Ehab and another another xor problem bitmasks constructive algorithms implementation interactive	2000	3.2k
744B	Hongcow's Game bitmasks divide and conquer interactive	1900	2k

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