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Problemset

32 problems · filtered by 3 tags

#	Name	Rating↕	Solved↕
2215D	EXPloration, EXPloitation, and Gain Some EXPerience! bitmasks brute force dp greedy implementation	2800	162
2179H	Blackslex and Plants bitmasks data structures dp implementation math	2200	1.4k
2103F	Maximize Nor bitmasks data structures dp implementation sortings	2600	634
2075E	XOR Matrix bitmasks combinatorics dp implementation math	2500	1.2k
2071D1	Infinite Sequence (Easy Version) bitmasks brute force dp implementation math	1800	6.9k
2071D2	Infinite Sequence (Hard Version) bitmasks brute force constructive algorithms data structures dp implementation math	2500	1.1k
2043F	Nim bitmasks brute force combinatorics dp games greedy implementation shortest paths	2700	918
2038D	Divide OR Conquer binary search bitmasks data structures dp implementation	2400	888
2028F	Alice's Adventures in Addition bitmasks brute force dp implementation	2700	556
1993E	Xor-Grid Problem bitmasks constructive algorithms dp implementation	2700	741
1990D	Grid Puzzle bitmasks brute force dp greedy implementation	1800	7.9k
1973F	Maximum GCD Sum Queries bitmasks brute force dp implementation number theory	3100	345
1956D	Nene and the Mex Operator bitmasks brute force constructive algorithms divide and conquer dp greedy implementation math	2000	4.9k
1950G	Shuffling Songs bitmasks dfs and similar dp graphs hashing implementation strings	1900	6.3k
1930D2	Sum over all Substrings (Hard Version) bitmasks divide and conquer dp dsu greedy implementation strings	2100	3.1k
1926E	Vlad and an Odd Ordering binary search bitmasks data structures dp implementation math number theory	1500	15.2k
1926F	Vlad and Avoiding X bitmasks brute force dfs and similar dp implementation	2200	2.1k
1868B2	Candy Party (Hard Version) bitmasks constructive algorithms dp greedy implementation math	2100	2.8k
1856E2	PermuTree (hard version) bitmasks dfs and similar dp fft greedy implementation math trees	2700	1.8k
1826E	Walk the Runway bitmasks brute force data structures dp graphs implementation sortings	2400	2k
1807G2	Subsequence Addition (Hard Version) bitmasks dp greedy implementation sortings	1100	29.4k
1789F	Serval and Brain Power bitmasks brute force dp greedy implementation strings	2700	1k
1391D	505 bitmasks brute force constructive algorithms dp greedy implementation	2000	5.8k
1385D	a-Good String bitmasks brute force divide and conquer dp implementation	1500	22.3k
1313D	Happy New Year bitmasks dp implementation	2500	1.6k
1042B	Vitamins bitmasks brute force dp implementation	1200	19.6k
959E	Mahmoud and Ehab and the xor-MST bitmasks dp graphs implementation math	1900	3.8k
868D	Huge Strings bitmasks brute force dp implementation strings	2200	1k
336E	Vasily the Bear and Painting Square bitmasks combinatorics dp implementation	2700	158
285D	Permutation Sum bitmasks combinatorics dp implementation meet-in-the-middle	1900	1.7k
276D	Little Girl and Maximum XOR bitmasks dp greedy implementation math	1700	16.8k
63E	Sweets Game bitmasks dfs and similar dp games implementation	2000	888

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