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import std.stdio;
struct B { int c; }
2) struct C { int d; } (
struct A(T)
{
static if (__traits(compiles, __traits(getAttributes, T)))
{
T item;
}
}
void main()
{
A!C a;
a.item.d = 200;
import std.stdio : writeln;
writeln(a.item.d);
}