How should I practice Minimum Window Substring?

Start by reading the full statement, solve the visible examples, then compare the pattern against related Amazon phone screen problems in FastPrep.

Is Minimum Window Substring associated with Amazon?

FastPrep tags this as a Amazon phone screen coding practice problem when the problem catalog has that company and stage context.

Problem · String

Minimum Window Substring

● Hard

AmazonFULLTIMEPHONE SCREEN

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Problem statement

Given non-empty strings s and t, return the shortest contiguous substring of s that contains every character of t, including duplicate occurrences.

The problem statement continues

Pro

Examples

Example 1

s = "ADOBECODEBANC"t = "ABC"return = "BANC"

BANC is the shortest window containing A, B, and C.

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