⚡ 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 50m 42s19 days 1 hours 50 minutes 42 seconds.
A rabbit starts at stone in a row of stones, labelled to from left to right. On each turn, the rabbit hops to a stone it hasn't visited yet, chosen uniformly at random from all the unvisited stones, until it has visited all stones. What is the probability that, over the whole trip, the rabbit makes exactly one leftwards jump?