C++

write a program to test the functions described in Exercises 23 and _26_ of this chapter. Instructions for Exercise 23 and Exercise 26 have been posted below for your convenience. Exercise 23 Write the definition of a void function that takes as input an integer and outputs two times the number if it is even; otherwise it outputs five times the number. Exercise 26 Write the definition of a void function that takes as input two integer values, say n and m. The function returns the sum and average of all the numbers between n and m (inclusive).

Test CaseIncomplete

Input / output test 1

test case1

Input

2 5 8 

Output

Results

4

26

6.5

Test CaseIncomplete

Input / output test 2

test case 2

Input

5 10 20 

Output

Results

25

165

15