⚡ Build the skills to land top-paying quant jobs. Offer ends in --d --h --m --s-- days -- hours -- minutes -- seconds.
⚡ Build the skills to land top-paying quant jobs. Offer ends in 19d 01h 49m 03s19 days 1 hours 49 minutes 3 seconds.
What is the expected number of cards that need to be turned over in a regular -card deck in order to see the first ace?