Sapiens Senior Java Developer interview questions

first round was okay but in second round was taken by director and he asked me about a puzzle and a coding question for which i was writing code but he told me to use another approach on which i tried to use another approach ,still he asked me to use another approach and then he asked me about my contribution on my current work and he is done .I dont know what to infer with this kind of interview where there was no any technical question was asked

Written F2F Interview .