[Lec. #7] Exc. 2

#include <stdio.h>

void arrCalc(int* arr, int n, int* max, int* min, int* sum, double* avg, int* isEven);

void main()
{

    int array[] = { 5,2,1,8,4 };

    int* arr, max, min, sum, isEven, n;
    double avg;

    arr = array;

    arrCalc(arr, sizeof(array)/sizeof(int), &max, &min, &sum, &avg, &isEven);

    printf("\n\n---START---\n");

    for (int i = 0; i < (sizeof(array)/sizeof(int)); i++)
        printf("%d, ", array[i]);

    printf("\nSizeof Array: %d\n", sizeof(array)/sizeof(int));
    printf("Max: %d\n", max);
    printf("Min: %d\n", min);
    printf("Sum: %d\n", sum);
    printf("Avg.: %.3lf\n", avg);
    printf("Even: %d\n\n", isEven);
}


void arrCalc(int* arr, int n, int* max, int* min, int* sum, double* avg, int* isEven)
{
    int tempLargest = arr[0], tempSmallest = arr[0];

    * max = * min = arr[0];

    *sum = 0;
    *isEven = 0;

    for (int i = 0; i < n; i++)
    {
        if (arr[i] > *max)
            *max = arr[i];

        if (arr[i] < *min)
            *min = arr[i];

        if (*isEven == 0 && arr[i] % 2 == 0)
            *isEven = 1;

        *sum += arr[i];
    }

    *avg = *sum / n;
}