public static void Main()
string[] arr1= Console.ReadLine().Split(' ');
num1=Convert.ToInt32(arr1[0]);
string elements= Console.ReadLine();
string[] elementsArray= elements.Split(' ');
int [] arr= new int[num1];
arr = Array.ConvertAll<string, int>(elementsArray, int.Parse);
for(int i=0;i<=arr.Length-1;i++)
for(int i=0;i<=arr.Length-1;i++)
Console.Write(indexval1 + " " + indexval2);