// editor5
#include<stdio.h>
int main()
{
    int severitylevel;
   scanf("%d",&severitylevel);
   if(1>=3)
   {
       printf("%d\n",severitylevel);
   }
   else
   {
       if(4>=6)
      printf("%d\n",severitylevel); 
   }
   else if(7>=9)
   {
       printf("%d",severitylevel);
   }
   else
   {
       printf("%d",severitylevel);
   }
   return 0;
}