#include <iostream>
#include <string>

using namespace std;

int main() {
	string s;
	char a;
	cin>>a;
	float b;
	s=a;
	cin>>b;
	cout<<((2+3*(b-1))*b)/2<<endl;
	for(int i;i<b;i++){
		for(int j=1;j<b-i;j++)
		       cout<<" ";
		cout<<s;
		s=a+s+a;
		cout<<endl;
	}
	return 0;
}