1: Convert a given string into its zigzag pattern with a specified number of rows.
2: Write a function to find the longest palindromic subsequence in a string.
3: Implement a function to remove the adjacent duplicate characters in a string (e.g., "abbaca" becomes "ca").
4: Write a function to check if a string is a valid shuffle of two other strings.
5: Find all possible palindrome partitions of a string.
6: Implement a function to find the lexicographically smallest rotation of a string.
7: Write a function to decode a string encoded with run-length encoding (e.g., "a3b2" becomes "aaabb").
8: Determine the number of distinct subsequences of a given string.
9: Write a function to find all subsequences of a string that are palindromes.
10: Implement a function to perform a case-insensitive comparison of two strings.
C is a general-purpose programming language that is widely used for system programming and application development.
C++ is a high-level programming language that supports object-oriented, procedural, and generic programming paradigms.
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