dropmap

[crazymonkyyy]

auto dropmap(alias F,R)(R r,int i){
	foreach(j;0..i){
		F(r.front);
		r.popFront;
	}
	return r;
}
unittest{
	iota(5).drop(1).dropmap!(a=>a.writeln)(1).map!(a=>a*200).each!writeln;
}