# Arrays and Strings

- [Is Unique](/interview-practice-problems/coding_practice_questions/interview_questions1/is-unique.md)
- [Check Permutation](/interview-practice-problems/coding_practice_questions/interview_questions1/check-permutation.md)
- [URLify](/interview-practice-problems/coding_practice_questions/interview_questions1/urlify.md)
- [Palindrome Permutation](/interview-practice-problems/coding_practice_questions/interview_questions1/palindrome-permutation.md)
- [One Away](/interview-practice-problems/coding_practice_questions/interview_questions1/one-away.md)
- [String Compression](/interview-practice-problems/coding_practice_questions/interview_questions1/string-compression.md)
- [Rotate Matrix](/interview-practice-problems/coding_practice_questions/interview_questions1/rotate-matrix.md)
- [Zero Matrix](/interview-practice-problems/coding_practice_questions/interview_questions1/zero-matrix.md)
- [String Rotation](/interview-practice-problems/coding_practice_questions/interview_questions1/string-rotation.md)