PROBLEMS/SLIDING WINDOW/FIXED-SIZE WINDOW

Fixed-Size Window Problems

41 Fixed-Size Window problems on LeetCode, a Sliding Window interview pattern, ranked by importance (how often it comes up in real interviews). Difficulty (ELO) and importance shown per problem.

#	PROBLEM	DIFF	ELO	IMP	PATTERNS
1	Find All Anagrams in a String	Easy	1358	86	Frequency Counting / Hash Map Lookup
2	Permutation in String	Easy	1368	86	Frequency Counting / Hash Map Lookup
3	Distinct Numbers in Each SubarrayPREMIUM	Easy	1282	78	Frequency Counting / Hash Map Lookup
4	Maximum Average Subarray I	Easy	1107	72	Prefix Sums
5	Maximum Number of Vowels in a Substring of Given Length	Easy	1263	72

+ 36 more Fixed-Size Window problems, see all in the explorer →

MORE SLIDING WINDOW PATTERNS

Fixed-Size Window Variable-Size Window (Expand/Contract)Window with Monotonic Deque

// your mastery

What's your Fixed-Size Window tier?

leaps.gg syncs your LeetCode history, scores your Fixed-Size Window mastery, and recommends exactly which problems to do next with spaced repetition. Free to start.

GET MY MASTERY MAP →