求矩阵的秩
问题描述：
求矩阵的秩
1 0 1 1 0 1 1
1 1 0 1 1 0 0
1 0 1 2 1 0 1
2 1 1 3 2 0 1
答
1 0 1 1 0 1 1 1 0 1 1 0 1 1 1 0 1 1 0 1 1 1 0 1 1 0 1 1 1 1 0 1 1 0 0 0 1 -1 0 1 -1 -1 0 1 -1 0 1 -1 -1 0 1 -1 0 1 -1 -11 0 1 2 1 0 1 0 0 0 1 1 -1 0 0 1 -1 1 2 -2 -1 0 0 0 1 1 -1 02 1 1 3 2 0 1 0 1 -1...