out2.txt

      20 degrees centigrade is   6.800000000000000e+01 degrees Fahrenheit
      21 degrees centigrade is   6.980000000000000e+01 degrees Fahrenheit
      22 degrees centigrade is   7.159999999999999e+01 degrees Fahrenheit
      23 degrees centigrade is   7.340000000000001e+01 degrees Fahrenheit
      24 degrees centigrade is   7.520000000000000e+01 degrees Fahrenheit
      25 degrees centigrade is   7.700000000000000e+01 degrees Fahrenheit
      26 degrees centigrade is   7.880000000000000e+01 degrees Fahrenheit
      27 degrees centigrade is   8.059999999999999e+01 degrees Fahrenheit
      28 degrees centigrade is   8.240000000000001e+01 degrees Fahrenheit
      29 degrees centigrade is   8.420000000000000e+01 degrees Fahrenheit
      30 degrees centigrade is   8.600000000000000e+01 degrees Fahrenheit
(next)