using System;
public class Test
{
public static void Main()
{
int[, ,] x = new int[,,]{ {{ 3, 4, 5 }, { 3, 5, 6 }, { 5, 4, 3 }} };
int det_of_x = 1;
foreach (var i in x)
{
det_of_x *= i;
}
Console.WriteLine(det_of_x);
}
}
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