(This is Borland C++Builder version) The eight queens puzzle is the problem of placing eight chess queens on an 8×8 chessboard so was originally proposed in 1848 by the chess player Max Bezzel, and over the years, many mathematicians, including

(This is Java version) The eight queens puzzle is the problem of placing eight chess queens on an 8×8 chessboard so was originally proposed in 1848 by the chess player Max Bezzel, and over the years, many mathematicians, including Gauss, have wo

(This is Visual Basic 6 version) The eight queens puzzle is the problem of placing eight chess queens on an 8×8 chessboard so was originally proposed in 1848 by the chess player Max Bezzel, and over the years, many mathematicians, including Gaus

(This is VS2008 version) The eight queens puzzle is the problem of placing eight chess queens on an 8×8 chessboard so was originally proposed in 1848 by the chess player Max Bezzel, and over the years, many mathematicians, including Gauss, have