F08QHF Example Program Data
  4  4                        :Values of M and N
  0.10   0.50   0.68  -0.21
 -0.50   0.10  -0.24   0.67
  0.00   0.00   0.19  -0.35
  0.00   0.00   0.00  -0.72   :End of matrix A
 -0.99  -0.17   0.39   0.58
  0.00   0.48  -0.84  -0.15
  0.00   0.00   0.75   0.25
  0.00   0.00  -0.25   0.75   :End of matrix B
  0.63  -0.56   0.08  -0.23
 -0.45  -0.31   0.27   1.21
  0.20  -0.35   0.41   0.84
  0.49  -0.05  -0.52  -0.08   :End of matrix C