using System;
using System.Linq;
class MainClass {
static double Square(double n) {
Console.WriteLine("Computing Square(" + n + ")...");
return Math.Pow(n, 2);
}
public static void Main() {
int[] numbers = { 1, 2, 3 };
var query = from n in numbers select Square(n);
foreach (var n in query.ToList())
Console.WriteLine(n);
}
}
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