#!/usr/bin/env bbx

using namespace std

use iostream
use vector

def foreach(it, list)
	typeof(list.begin()) it = v.begin()
	typeof(list.end()) end = v.end()
	for ; it != end; ++it

int main()
	vector<int> v
	v.push_back(1)
	v.push_back(2)
	v.push_back(3)
	
	foreach(it, v)
		cout << *it << " "
	
	cout << endl
	
	return 0