public string GetInt()
{
int[] a = { 9, 5, 10, 10, 20, 88, 100 };
for(int i = 0; i < a.Length; i++)
{
for(int j = i + 1; j < a.Length; j++)
{
if (a[i] > a[j])
{
int temp = a[i];
a[i] = a[j];
a[j] = temp;
}
}
}
string s = "";
foreach (int item in a)
{
s += item+",";
}
return s;
}

