trying to debug pseudocode
2. Th e Springwater Township School District has two high
schools—Jeff erson and Audubon. Each school maintains a
student fi le with fi elds containing student ID, last name, fi rst
name, and address. Each fi le is in student ID number order.
Design the logic for a program that merges the two fi les
into one fi le containing a list of all students in the district,
maintaining student ID number order.
start
Declarations
InputFile customerData
OutputFile mailingLabels
string studentid
string firstName
string LastName
string streetAddress
housekeeping( )
while bothDone = "N"
mainLoop( )
endwhile
finishUp( )
stop
housekeeping( )
open customerData "VernonHillsMailOrderBoxes.txt"
open mailingLabels "CutomerMailingLabels.txt"
Jefferson( )
Audubon( )
if jeffId = 9999 then
if audId = 9999 then
bothDone = "Y"
endif
endif
return
Jefferson( )
if eof then
jeffId = 9999
endif
return
Audubon( )
if eof then
audId = 9999
endif
return
mainLoop( )
if jeffId > audId then
Audubon( )
else
Jefferson( )
endif
if jeffId = 9999 then
if audId = 9999 then
bothDone = "Y"
endif
endif
return
finishUp( )
close files
return
Well, beside the fact that the there's no indication of reading or writing anywhere...
The program's goal is to sort-merge two files into one, yet the program opens only one input file (and one output file). The program cannot accomplish the goal; it will not do what it's supposed to do.
The provided code snippet is written in pseudocode and represents the logic for merging two student files (Jefferson and Audubon) into one file, organized in student ID number order. However, without seeing the actual implementation or knowing the language in which this code will be written, it is difficult to provide debugging guidance. Here are some general steps you can take to debug pseudocode:
1. Understand the Algorithm: Review the logic and overall algorithm described in the pseudocode. Make sure you have a clear understanding of what the code is intended to do.
2. Code Structure: Check if the code follows a logical structure and is correctly formatted. Look for missing or misplaced brackets, semicolons, or any syntax errors.
3. Variable Declarations: Ensure that all necessary variables are declared and initialized properly. Check variable names, data types, and their scope within the program.
4. Input and Output Files: Verify that the input and output file paths are correct and that the files exist. Make sure the files are opened and closed correctly.
5. Loop Conditions: Check the conditions used in loops, such as while loops or if statements, to ensure they are correctly evaluated. Make sure the correct loop termination conditions are set.
6. Data Manipulation: Analyze how data is being manipulated within the code. Ensure that variables are assigned values properly and that they are being used for the intended purposes.
7. Test with Sample Data: To test the pseudocode, consider creating sample input files with a few records and run the program. Verify if the output matches the expected results. This will help identify logical errors in the code.
8. Troubleshoot: If the code is not producing the desired output, use print statements or debuggers to track the flow of execution and identify any specific issues or errors along the way.
Remember, pseudocode is a high-level representation of code, and it may not directly translate to a specific programming language. You may need to adapt the pseudocode to the programming language you are using before running it to identify and fix any issues.