版权声明:本文为博主原创文章,未经博主允许不得转载。 https://blog.csdn.net/zem_nezer/article/details/85087820
Use backtracking to do this, use a array to indicate current element is used or not, and other array to store current elements.
Error:
N/A
Use backtracking to do this, use a array to indicate current element is used or not, and other array to store current elements.
Error:
N/A