The two temperature scales used in the United States are Celsius and Fahrenheit. Themathematical relationship between the two scales is:Write two functions, fToC and cToF, which convert temperatures from one scale toanother. For example, a call of fToC will return the equivalent Celsius temperature fora given Fahrenheit temperature.Celsius $=$ fToC $(100)$; $//$ Celsius now stores $37\mathrm{.}8$ In java?