int sum_num(int num[], int total)
{
    int sum;
    for(int i = 0; i < total;i++)
    {
        sum = sum +  num[i];
    }
    return sum;
}
int findmax(int num[], int total)
{
    int max;
    max = num[0];
    for(int i = 1; i < total;i++)
    {
        if(max < num[i])
            {
                max = num[i];
            }
    }
    return max;
}
int findmin(int num[], int total)
{
    int min;
    min = num[0];
    for(int i = 1; i < total;i++)
    {
        if(min > num[i])
            {
                min = num[i];
            }
    }
    return min;
}
void main()
{
   int sum, max, min, total;
    printf("enter total: ");
    scanf("%d", &total);
   int num[total];
   for(int i = 0;i < total;i++)
   {
      printf("num %d : ",i+1);
      scanf("%d", &num[i]);
   }

   sum = sum_num(num, total);
   max = findmax(num, total);
   min = findmin(num, total);
   printf("sum = %d\n", sum);
   printf("max = %d\nmin = %d", max, min);
}