With constructor:
Vector v1 = new Vector();
v1.X = 1;
v1.Y = 2;
v1.Z = 3;
Console.WriteLine("X = {0}, Y = {1}, Z = {2}",v1.X,v1.Y,v1.Z);
// Output X=1,Y=2,Z=3
Vector v1 = new Vector();
//v1.X is not assigned
v1.Y = 2;
v1.Z = 3;
Console.WriteLine("X = {0}, Y = {1}, Z =...