A frog is at the bottom of a 30 meter well. Each day he summons enough energy for one 3 meter leap up the well. Exhausted, he then hangs there for the rest of the day. At night, while he is asleep, he slips 2 meters backwards. How many days does it take him to escape from the well?
An array of 99 elements contains integers from 1 to 100 with one missing element. Find the missing element.
About derivatives,swaps, forward and future contract etc, about hedging, depth questions on capital budgeting.
You have a bat and a ball. The bat is 1 dollar more than the ball and they both add up to 1.50. How much are each?
Say I have a deck of 52 cards, regular deck of cards. I put a joker in the deck somewhere and shuffle it up. Now I start dealing you cards until the joker shows up. Once it shows up, I stop dealing you cards. What is the probability that you have, in your set of cards, all 4 aces?
Design an algorithm to find the first unique element in an array.
three friends with different salaries need to find out their average salary without revealing individual salaries to each other. how?
A rabbit wants to climb some stairs and it can do steps of 1 or 2. How many possible paths are there to follow ( e.g 1-1-1... or 2-2-2 ... or 2-1-2-1... etc)
Tell me about a time where you negotiated with someone.
Reverse an integer using C.
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