象棋马的哈密顿回路算法代码，分治递归的方法。当m n<24时结果正确。这是重新上传，上一次工程中疏漏没有包含源码。-Hamilton horse chess circuit algorithm code, recursive partition method. When mn < 24 hours was correct. This is a re-upload, the last project oversight does not include source code.