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