#include <papi.h>
#include <stdio.h>

main()
{
const PAPI_hw_info_t *hwinfo = NULL;
		
if (PAPI_library_init(PAPI_VER_CURRENT) != PAPI_VER_CURRENT)
  exit(1);

if ((hwinfo = PAPI_get_hardware_info()) == NULL)
  exit(1);

printf("%d CPU's at %f Mhz.\n",hwinfo->totalcpus,hwinfo->mhz);
}