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