// Copyleft: Sathiamoorthy Manoharan.

#include <string>
#include <vector>

class CacheEntry
{
public:
   int id;
   std::string item;
};

const int NoOfCachedItems = 5;
static std::vector<CacheEntry> cacheSlot(NoOfCachedItems);

bool
DoesCacheContain(int myId)
{
   bool rval = false;
   int where2look = myId % NoOfCachedItems;
   if ( myId == cacheSlot[where2look].id )
   {
      rval = true;
   }

   return rval;
}