2차원 벡터 사용법

#include<vector>
#include<iostream>

using namespace std;
int main(void)
{
	/*vector<vector<pair<int,int>>>vt;
	vector<pair<int,int>>vt2;
	vt2.push_back(pair<int,int>(1,2));
	vt.push_back(vt2);
	for (int x = 0; x < vt.size(); ++x)
	{
		cout << vt2[x].first << endl;
		cout << vt2[x].second << endl;
	}*/
	vector<vector<int>> vect;
	vector<int>v[3];
	for (int y = 0; y < 3; ++y)
	{
		for (int x = 0; x < 2; ++x)
		{
			v[y].push_back(x);
		}
		vect.push_back(v[y]);
	}
	
}