text file called attendance.txt which records the student daily attendance for Class A and B. Day ClassA ClassB 1 50 38 2 48 40 3 44 36 Write C statements to perform the following: -Declare two file pointers named fp1 and fp2. -Open the attendance.txt text file for reading using fp1 file pointer. If the file is not opened successfully, display an error message “File opening errors” and exit the program. -Open the attnAverage.txt text file for writing using fp2 file

text file called attendance.txt which records the student daily attendance for Class A and B. Day ClassA ClassB 1 50 38 2 48 40 3 44 36 Write C statements to perform the following: -Declare two file pointers named fp1 and fp2. -Open the attendance.txt text file for reading using fp1 file pointer. If the file is not opened successfully, display an error message “File opening errors” and exit the program. -Open the attnAverage.txt text file for writing using fp2 file

C++ for Engineers and Scientists

4th Edition

ISBN:9781133187844

Author:Bronson, Gary J.

Publisher:Bronson, Gary J.

Chapter8: I/o Streams And Data Files

Section8.5: A Case Study: Pollen Count File Update

Problem 5E

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Question

Consider the following contents of a text file called attendance.txt which records the student daily attendance for Class A and B.

Day ClassA ClassB
1 50 38
2 48 40
3 44 36

Write C statements to perform the following:
-Declare two file pointers named fp1 and fp2.

-Open the attendance.txt text file for reading using fp1 file pointer. If the file is not opened
successfully, display an error message “File opening errors” and exit the program.

-Open the attnAverage.txt text file for writing using fp2 file pointer.

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