/*
** Group members:
** 		Don Hummels
** 
** Project: Example program in C
** ECE 486, Spring 2008
**
** Description: An array is initialized and passed to the function that
** will add 10 to each value of the array. The resulting output array will be stored
** in the output file called test.txt.
*/


#include <stdio.h>
#include "add_10.h"

#define SIZE 10
#define OUTFILE "test.txt"

int main() {
    FILE *fp;  /*pointer to a file*/
    int i;
    double array[]={0.5, 1.0, 1.5, 2.0, 2.5, 3.0, 3.5, 4.0, 4.5, 5.0};


    /*
    ** Structure Initialization
    */
    fp=fopen(OUTFILE, "w"); 	/* open the output file for writing */

    /*
    ** First list the original array values in the output file
    */
    fprintf(fp,"Old array values:\n");
    for (i = 0; i<SIZE; i++) { 
	fprintf(fp,"  %6.2f \n", array[i]);
    }


    /* 
    ** Modify the array by adding 10 to everything...
    */
    add_10(array, SIZE);

    /*
    ** Send the updated values to the output file
    */
    fprintf(fp,"\nNew array values (old values + 10):\n");
    for (i=0; i<SIZE; i++) { 
	fprintf(fp, "  %6.2f \n",array[i]);
    }

    /*
    ** Clean up...  release memory, close files, etc.
    */
    fclose(fp);

    return 0;
}