#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("\n");
  }
for (int i = n-1; i >= n; i--){
for(int j=1;j<=n-i;j++){
printf(" ");
}
for(int k=1;k<=i;k++){
    printf("*");
}
printf("\n");
}
}
int main(){
    int n;
    scanf("%d",&n);
    mirrored_half_diamond(n);
    return 0;
}