用户登陆后可以对数字进行一些有趣的处理,求最大公约数,最小公倍数,同构数,水仙花数和进行数制转换-Users can visit a number of interesting figure deal, and the common denominator, least common multiple, the number of isomorphism, a few daffodils and a few system conversion
实现棋盘覆盖功能,用C++编程,实现在一个棋盘上输入相应特殊棋盘的位置,就可以完成整个棋盘的覆盖工作.-chessboard achieve functional coverage, and C++ programming, in a chessboard of the corresponding input to the special board position we can complete the whole chessboard of the coverage.