using C++

2) (SLO 1) Write a program to add numbers from 1,23,... to 210 (in sequence) and calculate their average. You may use any looping structure you desire. Note that you may ask the user to enter these values or just creat these within the program without user input (it is your choice). 3) (SLO 1) Write a program to read three integer values from the screen and find the largest value of these and print it on the screen. User enters data per prompt from the program