The sentence below is George Bernard Shaw's comment on chess. Can you reconstruct the original quotation?
"they clever are time making expedient foolish doing wasting very something for idle is a they chess people when their are only believe"
Chess is a foolish expedient for making idle people believe they are doing something very clever, when they are only wasting their time.
Imagine there are infinite number of Queens (Chess Game Piece) with u. Find the minimum number of queens required so that every square grid on the chess board is under the attack of a queen. Arrange this minimum no. of Queens on a chess board.
What is the maximum number of queens that can be placed on a standard 8x8 chessboard such that no one of them is capable of attacking any of the others in a single move?
64 numbers (not necessarily distinct) are placed on the squares of a chessboard such that the sum of the numbers in every 2x2 square is 7.
What is the sum of the four numbers in the corners of the board?