#include <iostream>
#include <vector>

using namespace std;

int main() {
	int w = 10, h = 10;
	vector<vector<char>> vvc(w);
	for(auto& a : vvc)
		a.resize(h, 'x');
		
	char** ppc = new char*[h];
	
	for(int i = 0; i < h; ++i)
	{
		ppc[i] = new char[w];
		for(int j = 0; j < w; ++j)
		{
			ppc[i][j] = vvc[i][j];
		}
	}
	
	for(int i = 0; i < h; ++i)
	{
		for(int j = 0; j < w; ++j)
		{
			cout << ppc[i][j];
		}
		cout << endl;
	}	
}