You are an assistant to the king, who has scheduled a party tomorrow. There are 1000 wine bottles in the king's possession, and unfortunately, 3 of them are poisonous. Consuming from any of these bottles will result in death the following day. Your task is to identify the 3 poisonous bottles by t...

This is a general version of this beautiful puzzle. Place standard chess pieces on a 8x8 chessboard, such that there is at least 1 empty square attacked by exactly 1 piece, at least 1 empty square attacked by exactly 2 pieces, ..., at least 1 empty square attacked by exactly $N$ pieces. What is t...

You have 20 traffic types and 20 links available. Each traffic type has a maximum tolerable jitter limit, represented by values such as 50, 100, 200, and so on. Each link is associated with latency and bandwidth, given in a tuple format like (200, 50), where 200 is the latency and 50 is the bandw...

At first there are N pebbles (N is an odd number). In each move, the player whose turn it is can pick up 1, 2, 3, ..., or k pebbles. The two players take turns until all the pebbles are gone. At this point, the number of pebbles that each player has picked up is counted, and the player who has pi...

You are given the digits 0 to 9 in 4 poker suits. Distribute them onto the 8 highest poker hands of 5 digits each. They are Royal Flush (9 to 5 of one suit) Straight Flush (consecutive digits of one suit) Full House (3 identical + 2 identical) Four of a Kind (4 identical) Straight (5 consecutive)...

What would be great right now? (The answer is a phrase)!

This question suggested itself to me – and I found a solution – after I solved Can you balance this poker deck?. Take out two aces from the standard 52-card deck. Your challenge is to partition the remaining 50 cards into ten poker hands, one each of all the popularly recognised types: Royal flu...