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This article mainly introduces the golang brush leetcode skills how to achieve an editor, has a certain reference value, interested friends can refer to, I hope you can learn a lot after reading this article, the following let the editor with you to understand.

There are three editing operations for a string: insert a character, delete a character, or replace a character. Given two strings, write a function to determine whether they only need to be edited once (or zero times).

Example 1:

Enter:

First = "pale"

Second = "ple"

Output: True

Example 2:

Enter:

First = "pales"

Second = "pal"

Output: False

Problem-solving ideas

1. Whether the editing distance is one or not can be divided into the following three sub-questions.

A, if the length difference between two strings is more than 1, return false

B, if two strings are equal in length, you need to determine whether only one character is different.

C, if the length difference between the two strings is 1, starting from the starting position, determine whether the two strings are equal if one position is skipped at most.

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