import std.stdio;
import std.typecons;
import std.typetuple;
alias TypeTuple!(int, long) TL;
void method1(int a, string b, float c, char d) {
writeln("method 1 ",a,"\t",b,"\t",c,"\t",d);
}
void method2(TL tl) {
writeln(tl[0],"\t", tl[1] );
}
void main() {
auto arguments = TypeTuple!(5, "my string", 3.3,'r');
method1(arguments);
method2(5, 6L);
}