Question: 4. Suppose you want to develop a C++ program for a first-grader to practice addition. The program randomly generates three single-digit integers with each digit

4. Suppose you want to develop a C++ program for a first-grader to practice addition. The program randomly generates three single-digit integers with each digit less than 10 and displays to the student a question such as What is 9 + 2 + 1? After the student enters the answer, the program displays a message indicating whether it is correct.

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