static void Main(string[] args)
{
int n = int.Parse(Console.ReadLine());
int[] a = new int[n];
int flag = 0;
for (int i = 0; i < n; i++)
{
a[i] = int.Parse(Console.ReadLine());
if (a[i] > 500)
{
flag = 1;
}
}
if (flag == 1)
{
Console.WriteLine("Array element greater than 500");
Environment.Exit(0);
}
int[] res = UserProgramCode.getAllElement(a);
for (int i = 0; i < res.Length & res[i] != 0; i++)
{
Console.WriteLine(res[i]);
}
}
static void Main(string[] args)
{
string s = Console.ReadLine();
char a = char.Parse(Console.ReadLine());
int x = UserProgramCode.FindOccurance(s, a);
if (x == -1)
{
Console.WriteLine("Invalid Input");
}
else
{
Console.WriteLine(x);
}
}