int sum (int count,...) { va_list sumList; va_start(sumList, count); int sum = 0;

for (int i = 1; i <= count; i++)
{
    sum += (va_arg(sumList, int));
}

va_end(sumList);

return sum;

}

int min(int count,...) { va_list min; va_start(min, count); int minNum = va_arg(min, int);

for (int i = 1; i <= count; i++)
{
    int temp = va_arg(min, int);
    minNum = (minNum < temp) ? minNum : temp;
}
va_end(min);

return minNum;

}

int max(int count,...) { va_list max; va_start(max, count); int maxNum = va_arg(max, int);

for (int i = 1; i <= count; i++)
{
    int temp = va_arg(max, int);
    maxNum = (maxNum > temp) ? maxNum : temp;
}
va_end(max);

return maxNum;

}