Java: Count Distinct Occurrences as a Subsequence

Level : Intermediate
Mentor: Shailendra Chauhan
Type : GuidedLab
Points : 10
Duration : 00:30:00

Lab Details

Problem Statement:

Given two strings P and Q, find the count of distinct occurrences of Q in P as a subsequence.

Input:

P = banana, Q = ban

Output:

3

Q appears in P as below three subsequences.

[ban], [ba n], [b an

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