Given a problem using your own programming language to solve it. It was hard for me because I used the wrong approach and did not have enough time to finish it. I think for this kind of test, it is more about how to handle pressure. If it was not a live test, I could have finished it.

Passed 8 rounds interview and let me a good impression about Quant team in Goldman. Finally failed but ok. Probability question and brain teasers, behavior, techniques and Partener interview, excepte the Partner in trading desk, the other interview have good attitude and nice.