Write a temperature conversion program. Convert Celsius to Fahrenheit or Fahrenheit to Celsius.
Ask the user to:°F = temperature Fahrenheit
°C = temperature Celsius (previously called Centigrade)
°F = ((9/5) * °C) + 32
°C = (5/9)(°F − 32)
Celsius (Wikipedia)
Fahrenheit (Wikipedia)
Add kelvin temperature conversion.
Kelvin (Wikipedia)