#include <iostream>
#include <fstream>//required for file operations
using namespace std;

class File01{ 
  public:
  static void classMain(){
    //code deleted for brevity
  }//End classMain function
  //----------------------------------------------//

  //An instance function of the File01 class
  void doSomething(){
    ifstream dataFile;//Input file stream
    ofstream outFile;//Output file stream

    dataFile.open("File01in.txt");//Input file name
    outFile.open("File01out.txt");//Output file name

    const int size = 5;
    long values[size];
  
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