vector of vectors of pairs c 2b 2b

1vector<pair<int,int>>v;

1	vector<vector<pair<int, float>>> vec(10, vector<pair<int, float>>(5, pair<int, float>(0, 0)));
2
3	for (int i = 0; i < vec.size(); i++)
4	{
5		for (int j = 0; j < vec[i].size(); j++)
6		{
7			cout << vec[i][j].first << " ";
8			cout << vec[i][j].second << " ";
9		}
10		cout << endl;
11	}