#include<stdio.h>
void mirrored_half_diamond(int n){
if (n < 1||n >10){
printf("invalid input\n");
return;
}
for (int i =1; i<=n;i++){
for(int j = 1; j<=n-i; j++){
printf("");
}
for (int k =1;k<=i;k++){
printf(" ");
}
printf("*");
}
printf("\n");
}
for (int i =n-1 ; i>=1;i--){
for(int j = 1; j<=n-i; j++){
printf("");
}
for (int k =1;k<=i;k++){
printf(" ");
}
printf("*");
}
printf("\n");
}
}
int main(){
int n;
scanf("%d",&n);
mirrored_half_diamond(n);
return 0;
}