C++

Problem: Remove the last two items and return the sum of these two values 6. What is the simple case: (what case does not require a loop?) 7. Are there other cases to consider: (why would a loop stop?) 8. What nees to be done BEFORE going to the smaler sob problen 9 What is the incremental step that transforms the problem into a smaller sub-problem? What gets returned: 10. Is there anything that needs to be done AFTER the smaller sub-problem has been solved