import java.util.Scanner;
class Main {
public static void main(String[] args) {
Scanner scanner = new Scanner(System.in);
int number = scanner.nextInt();
String fuhao = scanner.next();
scanner.close();
if(number>1000||number<=0)
return;
int cengshu = 0 , i=0,reuse = 0;
if(number>1) {
cengshu+=1;
number--;
}
while(number>=0) {
reuse = number;
i++;
number -= 2*(2*i+1);
}
for(int j = 0;j<i;j++) {
for(int m=0;m<j;m++) {
System.out.print(" ");
}
for(int n=0;n<2*i-1-2*j;n++) {
System.out.print(fuhao);
}
for(int h = 0;h<j;h++) {
System.out.print(" ");
}
System.out.println();
}
for(int j = i-2;j>=0;j--) {
for(int m=0;m<j;m++) {
System.out.print(" ");
}
for(int n=0;n<2*i-1-2*j;n++) {
System.out.print(fuhao);
}
for(int h = 0;h<j;h++) {
System.out.print(" ");
}
System.out.println();
}
System.out.println(reuse);
}
}