Im C++

Question 19 (10 points) Given the following: int Sum(int Num1, int Num2) i/Your code goes here e the statement(s) that will add the two arguments together and return the calculated value back from the Sum function. Note: You do not need to write a whole program. You only need to write the code that it takes to create the correct output. Please remember to use correct syntax when writing your code, points will be taken off for incorrect syntax. Save Question 20 (10 points) Code a function prototype with the name Display. It accepts two arguments, the first argument is an integer data type, the second argument is a double data type that is a reference variable. The function returns an integer data type. Note: You do not need to wnite a whole program. You only need to write the code that it takes to create the correct output. Please remember to use correct syntax when writing your code, points will be taken off for incorrect syntax