18
   1.0000000e+01   1.0000000e+02
   1.0000000e+02   2.2000000e+02
   2.2000000e+02   3.3000000e+02
   3.3000000e+02   4.4000000e+02
   4.4000000e+02   5.4500000e+02
   5.4500000e+02   6.1700000e+02
   6.1700000e+02   6.6700000e+02
   6.6700000e+02   7.2000000e+02
   7.2000000e+02   8.0000000e+02
   8.0000000e+02   8.7500000e+02
   8.7500000e+02   1.0000000e+03
   1.0000000e+03   1.1080000e+03
   1.1080000e+03   1.2000000e+03
   1.2000000e+03   1.2750000e+03
   1.2750000e+03   1.4500000e+03
   1.4500000e+03   1.5500000e+03
   1.5500000e+03   2.0000000e+03
   2.0000000e+03   3.0000000e+03