CODE EXAMPLE FOR CPP

how to use a variable as a char array size in c++

string strOne;
	cin >> strOne;
	string::size_type count = strOne.size();
	char *x = new char[count](); 
	for (int i = 0; i < count; i++){
		x[i] = strOne.at(i);
	}
	for (int i = 0; i < count; i++){
		cout << x[i];
	}