Chapter 5: Problem 26

\(\mathrm{A}(\mathrm{n})\) ______________ is a variable that is initialized to some starting value, usually zero, and then has numbers added to it in each iteration of a loop.

Short Answer

Expert verified

Question: Explain the process of accumulating a value using an iterative loop in programming. Answer: The process of accumulating a value using an iterative loop involves initializing an accumulation variable and setting up a loop that iterates a certain number of times. In each iteration, numbers are added to the accumulation variable according to the desired logic. This process is repeated until the specified loop condition is no longer true. After completing all iterations, the final accumulated value can be used for further calculations or analysis.

Step by step solution

Understand the concept of a loop

In programming, a loop is used when we need to perform a certain action repeatedly until a certain condition is met. The loop continues its execution until the specified condition is true.

Initialize the accumulation variable

In this exercise, the variable \(\mathrm{A}(\mathrm{n})\) is an accumulation variable which is initialized to some starting value, usually zero. This variable will be updated in each iteration of the loop by adding numbers to it.

Set up the loop

Now, we need to decide the number of iterations for the loop and set a condition for the loop. The loop will execute as long as the condition remains true. An example can be to iterate the loop "n" number of times, where "n" can be any positive integer.

Add numbers to the accumulation variable

In each iteration of the loop, we will add numbers to the accumulation variable \(\mathrm{A}(\mathrm{n})\). This can be done either by adding a fixed value or by adding different values depending on the current iteration. For example, one may choose to add the iteration number to the accumulated variable.

Update the loop condition

After each iteration, the loop condition must be updated, usually by incrementing or decrementing a counter variable. The loop will continue to execute until the specified condition is no longer true.

Final result

Once the loop has completed all its iterations, the final value of the accumulation variable \(\mathrm{A}(\mathrm{n})\) would be the result of the iterative accumulation process. This accumulated value can be used for further calculations or analysis.

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\(\mathrm{A}(\mathrm{n})\) ______________ is a variable that is initialized to some starting value, usually zero, and then has numbers added to it in each iteration of a loop.

Short Answer

Step by step solution

Understand the concept of a loop

Initialize the accumulation variable

Set up the loop

Add numbers to the accumulation variable

Update the loop condition

Final result

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