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Problemset

26 problems · filtered by 3 tags

#	Name	Rating↕	Solved↕
2247D2	XOR Sorting (Hard Version) bitmasks data structures greedy	unrated	1.9k
2196E1	Fuzzy Concatenation (Easy Version) binary search bitmasks brute force data structures greedy string suffix structures	2900	311
2196E2	Fuzzy Concatenation (Hard version) binary search bitmasks data structures dp greedy string suffix structures	3000	238
2182F2	Christmas Reindeer (hard version) bitmasks brute force combinatorics data structures greedy math	2500	1.1k
2147E	Maximum OR Popcount binary search bitmasks brute force data structures greedy	2300	2.2k
2118C	Make It Beautiful bitmasks data structures greedy math	1300	19k
2093G	Shorten the Array binary search bitmasks data structures dfs and similar greedy strings trees two pointers	1900	4k
2064D	Eating binary search bitmasks brute force data structures dp greedy trees two pointers	1900	6k
2043E	Matrix Transformation bitmasks brute force data structures dfs and similar graphs greedy implementation	2300	1.9k
1983F	array-value binary search bitmasks data structures greedy two pointers	2500	1.6k
1980G	Yasya and the Mysterious Tree bitmasks data structures dfs and similar graphs greedy strings trees	2300	1.8k
1973B	Cat, Fox and the Lonely Array binary search bitmasks data structures greedy math two pointers	1300	17.1k
1936D	Bitwise Paradox binary search bitmasks data structures greedy two pointers	3100	705
1935E	Distance Learning Courses in MAC bitmasks brute force data structures greedy math	2400	1.7k
1878E	Iva & Pav binary search bitmasks data structures greedy	1400	22.3k
1849F	XOR Partition binary search bitmasks data structures divide and conquer greedy trees	2700	911
1847F	The Boss's Identity binary search bitmasks data structures dfs and similar greedy math sortings	2500	1.1k
1709E	XOR Tree bitmasks data structures dfs and similar dsu greedy trees	2400	4.2k
1705E	Mark and Professor Koro binary search bitmasks brute force combinatorics data structures greedy	2300	2.5k
1665E	MinimizOR bitmasks brute force data structures divide and conquer greedy implementation two pointers	2500	1.9k
1654F	Minimal String Xoration bitmasks data structures divide and conquer greedy hashing sortings strings	2800	1.5k
1508C	Complete the MST bitmasks brute force data structures dfs and similar dsu graphs greedy trees	2500	1.8k
1498B	Box Fitting binary search bitmasks data structures greedy	1300	24.6k
1416C	XOR Inverse bitmasks data structures divide and conquer dp greedy math sortings strings trees	2000	5.2k
979D	Kuro and GCD and XOR and SUM binary search bitmasks brute force data structures dp dsu greedy math number theory strings trees	2200	2.3k
796F	Sequence Recovery bitmasks data structures greedy	2800	451

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