java - CodingBat starOut, why using substring won't work correctly - Stack Overflow
codingbat-python-soru-cevap-2 - Codingbat Python Questions and Answers Section 2 This document is prepared and can be used only for educational | Course Hero
Codingbat-python-soru-cevap-1 - Codingbat Python Questions And Answers Section 1 This Document Is Prepared And Can Be Used Only For Educational - C S303 | Course Hero
CodingBat-Java-Solution/String-2 at master · zenius/CodingBat-Java-Solution · GitHub