For the matrix A=(100001010)A = \begin{pmatrix} 1 & 0 & 0 \\ 0 & 0 & 1 \\ 0 & 1 & 0 \end{pmatrix}A=100001010, what are the eigenvalues?
1,1,−11, 1, -11,1,−1
1,0,01, 0, 01,0,0
1,1,11, 1, 11,1,1
1,−1,01, -1, 01,−1,0