Leetcode easy only. Never a medium. Usually hash maps related questions. But prepare for tree questions just in case. System design question involves standard SDI stuff but the problem would be to design something within Sailthru (not something like design Instagram).
Leetcode easy only. Never a medium. Usually hash maps related questions. But prepare for tree questions just in case. System design question involves standard SDI stuff but the problem would be to design something within Sailthru (not something like design Instagram).