import java.io.BufferedWriter;
import java.io.File;
import java.io.FileWriter;
public class {
public static void main(String[] args){
// :8 , :16 :16
// * : *4-4 :8 : 8-2
int n = 16;
int[][] arr = new int[2*n+1][2*n+1];
int temp = 0; // *
int x=1;
int y=arr[x].length/2;
// :
arr[x][y] = 1; //1 * ;
//
while(arr[x+1][y+1]==0 && y+1<arr[x+1].length-1){
arr[++x][++y] = 1;
++temp;
}
//
while(arr[x+1][y-1]==0 && x+1<arr[x+1].length-1){
arr[++x][--y] = 1;
++temp;
}
// //
while(arr[x-1][y-1]==0 && y-1>0){
arr[--x][--y] = 1;
++temp;
}
//
while(arr[x-1][y+1]==0 && x-1>=0){
arr[--x][++y] = 1;
++temp;
}
// x=x+2;
//--------------------------------------------- ----------------------------------------
//
arr[x+2][y] = 1;
while(arr[x+1][y+1]==0 && y+1<arr[x+1].length-1-2){
arr[++x][++y] = 1;
++temp;
}
//
while(arr[x+1][y-1]==0 && x+1<arr[x+1].length-1-2){
arr[++x][--y] = 1;
++temp;
}
// //
while(arr[x-1][y-1]==0 && y-1>2){
arr[--x][--y] = 1;
++temp;
}
//
while(arr[x-1][y+1]==0 && x-1>=2){
arr[--x][++y] = 1;
++temp;
}
StringBuffer br = new StringBuffer();
for(int i=1;i<arr.length-1;i++){
String str = "";
for(int j=1;j<arr[i].length-1;j++){
str+=(arr[i][j]==1 ? "*":" ");
System.out.print(arr[i][j]==1 ? "*" : " ");
}
bufferedWriter(str);
str = "";
System.out.println();
}
}
//
public static void bufferedWriter(String str){
File f = new File("e:\\show.txt");
// String str = new String(s);
try {
if(!f.exists()){
f.createNewFile();
}
BufferedWriter br = new BufferedWriter(new FileWriter(f,true));
br.write(str);
br.write("\r
");
br.close();
} catch (Exception e) {
e.printStackTrace();
}
}
}