void main()

{

Floating a, b;

Printf ("This process converts Fahrenheit to Celsius \ n");

Printf ("Please enter a Fahrenheit \ n");

scanf("%f "，& ampa)；

b =(5.0/9)*(a-32)； //written as 5.0/9, otherwise it is 0*(a-32)=0.

printf("%5.2f\n "，b)；

}