#include <stdio.h>



struct frac
{
   int nu;
   int de;
};

int
main( void )
{
   frac p, q;
   
   // p = 1/2, q = 2/3
   p.nu = 1;
   p.de = 2;
   q.nu = 2;
   q.de = 3;

   printf( "p = %i/%i\n", p.nu, p.de );
   printf( "q = %i/%i\n", q.nu, q.de );
 
   return 0;
}