20141007_KUAS_VisualC++_Exam03

/************************************/
/** 20141007 Exam 03               **/
/** Maker  : Yan                   **/
/** E-Mail : [email protected] **/
/** Date   : 2014/10/07 am.11:35   **/
/************************************/

#include <stdio.h>
#include <stdlib.h>

int main(int argc, char const *argv[])
{
    FILE *finptr = fopen("input.txt", "r");
    FILE *foutptr = fopen("output.txt", "w");
    int integer_array[100] = {0};

    int counter = 0, sum = 0;
    while(!feof(finptr))
    {
        int number = 0;
        fscanf(finptr, "%d", &number);
        sum += number;
        integer_array[counter] = number;
        counter++;
    }

    for(int i = 0; i <= counter; i++)
    {
        for(int j = i; j <= counter; j++)
        {
            if(integer_array[j] < integer_array[i] ) {
                int temp = integer_array[j];
                integer_array[j] = integer_array[i];
                integer_array[i] = temp;
            }
        }
    }

    fprintf(foutptr, "The Sum     = %d\n", sum);
    fprintf(foutptr, "The Median  = %.3f\n", (float)sum / counter);
    fprintf(foutptr, "The average = %d\n", integer_array[counter / 2 + 1]);

    fclose(finptr);
    fclose(foutptr);
    return 0;
}