can you guys help me write this program in c++

olem Two: The formula for converting a temperature from Fahrenheit to Celsius is: C=5/9(F32) where F is the Fahrenheit temperature and C is the Celsius temperature. Write a function named Celsius that accepts a Fahrenheit temperature as an argument and returns the temperature converted to Celsius. Demonstrate the function by calling it in the main program for the temperature of 20,89 , and -40 . Sample Output: The 20.0 degree Fahrenheit is -6.7 degree Celsius. The 89. degree Fahrenheit is 31.7 degree Celsius. The 40. degree Fahrenheit is 4. degree Celsius