The need to find the length of a Java String is a common programming requirement. Learn how to get the size of a Java String and avoid lengthy errors developers often encounter.

A transposition is an operation that exchanges two adjacent substrings. When it is restricted so that one of the substrings is a prefix, it is called a prefix transposition. The prefix transposition ...

Given a string S. The task is to print all unique permutations of the given string in lexicographically sorted order ...

A Java string is a sequence of characters that exists as an object of the class java.lang. Java strings are created and manipulated through the string class. Once created, a string is immutable -- its ...

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A permutation of this set of symbols is a string of length 3 containing two As and one B — for example: AAB or ABA. What is the shortest possible superpermutation of {A, A, B}?