q198428089

void calcCount(char *arr, char *r, int *count)
{
    int max = 1;

    for (int i = 0; arr[i] != '\0'; i++)
    {
        if (arr[i] == arr[i + 1]){

            max++;

            if (max > *count){
                *count = max;
                *r = arr[i];

            }
        }
        else max = 1;
    }
}

...

calcCount(arr, &r, &count);