#include <stdio.h>
#include <iostream.h>

int main(int argc, char *argv[])
{
   FILE *fp, *outputfp;
   char line[100];
   int  i;
   float f;
   double d;

   strcpy(line, "Hello");
   i = 4;
   f = 3.1415;
   d = 2.718281828;

   outputfp = fopen("outFile", "w");  // Try changing to "a"

   fprintf(outputfp, "%s %d %f %lf", &line[0], i, f, d);

   fclose(outputfp);


   cout << "Try use file01.C to read the data file 'outFile'" << endl;
}