private: System::Void button8_Click(System::Object^ sender, System::EventArgs^ e) {  //6 INSERT = EMPLACE
	int value = DecToInt(numericUpDown3->Value);
	int pos = DecToInt(numericUpDown2->Value);
	if (pos > vec.size()) {
		dh("ERROR: position greater than vec.size()");
	}else{
		vec.insert(vec.begin() + pos, value);
		dh("vec.insert(" + s(pos) + ", " + s(value) + ")");
		update();
	}
}