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import std;
template Temp(T, U) {
T x;
struct Pair {
T t;
U u;
}
}
void main()
{
Temp!(int, float).x = 10;
Temp!(int, float).Pair p;
p.t = 4;
p.u = 3.2;
writeln(Temp!(int, float).x);
writeln(p);
}