[WARNING - not working 100%] Task 4

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

#define N 15

//Return count and pass by reference the sum
int CountSum(float arr[], int n, float* sum);

//function for array input
void read_arr(float arr[], int *n);

//function to read the array values
void write_arr(float a[], int *n);

int main()
{
    float arr[N];
    float totalSum = 0;
    int n;

    read_arr(arr, &n);

    int count = CountSum(arr, n, &totalSum);

    //write_arr(arr, &n);

    printf("Count: %d || Sum: %f \n", count, totalSum);

    return 0;
}

void read_arr(float a[], int *n)
{
    int j;
    do
    {
        printf("\nVavedi razmernostta na masiva: ");
        scanf("%d", n);
    }
    while( *n < 1 || *n > N);
        for( j = 0; j < *n; j++ )
        {
            printf("array[%d]: ", j);
            scanf("%d", &a[j]);
        }
}

int CountSum(float arr[], int n, float* sum)
{
    //Find all positive numbers and count of all 0 elements
    int i;
    int count = 0;
    for(i = 0; i < n; i++)
    {
        //If element is equal to 0, then increment the count
        if(arr[i] == 0)
            count++;

        //If the element is positive, add it to the sum
        if(arr[i] > 0)
            *sum += arr[i];
    }

    //Return the count
    return n;int j;
printf("\n(");
for( j = 0; j < n; j++ )
{
printf(" %d", a[j]);
}
printf(")\n");

}

void write_arr(float a[], int* n)
{
    int j;
    printf("\n(");
    for( j = 0; j < n; j++ )
    {
        printf(" %d", a[j]);
    }
    printf(")\n");
}