Integer cache -128 to 127

Common Integer cache -128 to 127 interview questions at all levels level with concise answers and code where helpful.

Questions and Answers link

Integer cache -128 to 127 link

Detailed answer to: Integer cache -128 to 127

Best Practices link

• Explain your thought process aloud during interviews
• Start with brute force, then optimize — interviewers value progression
• Discuss time and space complexity for algorithm questions
• Relate answers to real projects when possible