Re:Google: 90% of our engineers use the software you wrote (...
by rnovak on Friday June 12, 2015 @01:58AM
(#9704294)
I've seen the same thing, but I tried to account for it in the 10-15% of cases where I haven't had success.
Once I notice that it's not really going well, I try to politely as possible suggest that maybe we adjourn, so as to not waste each others' time. That hasn't really ever backfired, and actually turned one rejection into an offer, but I find it's polite to respect everyones' time.
See also: overused brainteasers. I remember being asked the 5 litre / 3 litre / get 4 litres problem for my Microsoft intern interview, and honestly told them that I already knew the answer, so I wouldn't be "solving" it, but here it is anyway...