row_ops=[0, 1, 2, 3, 4, 5, 6] col_ops=[1, 1, 1, 1, 1, 1, 1]
op=Operation(is_row=False, index=0, color=7), row_ops[i]=0
op=Operation(is_row=True, index=8, color=3), col_ops[i]=1
op=Operation(is_row=True, index=4, color=1), col_ops[i]=1
op=Operation(is_row=True, index=0, color=3), col_ops[i]=1
op=Operation(is_row=True, index=1, color=2), col_ops[i]=1
op=Operation(is_row=True, index=2, color=8), col_ops[i]=1
op=Operation(is_row=True, index=3, color=1), col_ops[i]=1
0 0 0 0 0 0 0 10 0 0