public static void Main()
int[] n1 = { 1, 3, -2, -4, -7, -3, -8, 12, 19, 6, 9, 10, 14 };
Console.Write("\nLINQ : Using multiple WHERE clause to find the positive numbers within the list : ");
Console.Write("\n-----------------------------------------------------------------------------");
Console.WriteLine("1.Linq:");
var query1 = from i in n1
foreach(var num in query1)
Console.WriteLine("2.lambda:");
var query2 = n1.Where(num=> num>0).ToList();
foreach(var num in query2)