import std.typecons;
import std.stdio : writeln;
void main()
{
auto a = tuple(1, 2, 3);
auto b = tuple(5, "hello", 'c');
auto c = tuple(a.expand, b.expand);
writeln(c);
}
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Tuple!(int, int, int, int, string, char)(1, 2, 3, 5, "hello", 'c')