面试题，代码输出。

[VCHelp之乐天蛋黄派]

	int ary[]={1,2,3,4,5};
	vector<int> v;
	v.assign(ary, ary+5);
	cout <<"v size is :"<<v.size()<<endl;
	copy (v.begin(),v.end(), ostream_iterator<int>(cout, " "));
	cout << endl;