Consider the two strings ""(empty string) and "abcd". W - Practice (English)

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Consider the two strings ""(empty string) and "abcd". W - Practice (English) | ObjectiveMcq

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Consider the two strings ""(empty string) and "abcd". What is the edit distance between the two strings?

Correct Answer: B — 4

Explanation:

The empty string can be transformed into "abcd" by inserting "a", "b", "c" and "d" at appropriate positions. Thus, the edit distance is 4.

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