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class X
{
public readonly int value;
public X (int value)
{
this.value = value;
}
public static implicit operator X (int y)
{
return new X (y);
}
}
class Y
{
public readonly X x;
public Y (X x)
{
this.x = x;
}
public static implicit operator Y (X x)
{
return new Y (x);
}
}
class Z
{
public readonly Y y;
public Z (Y y)
{
this.y = y;
}
public static implicit operator Z (Y y)
{
return new Z (y);
}
public static int Main ()
{
int a = 5;
Y y = (Y) (X) a;
//.
// Compile this:
//
int b = (System.Int32)int.Parse ("1");
return 0;
}
}
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