Question: Suppose you wanted to add the total to an existing file instead of writing a new file. Exercise R11.1 indicates that you cannot simply

Suppose you wanted to add the total to an existing file instead of writing a new file. Exercise • R11.1 indicates that you cannot simply do this by specifying the same file for input and output. How can you achieve this task? Provide the pseudocode for the solution.

Data from exercise R11.1

What happens when you supply the same name for the input and output files to the Total program of Section 11.1? Try it out if you are not sure.

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