Program in c to Display Prime Numbers Between Two Intervals

\* C Program to to Display Prime Numbers Between Two Intervals *\

# include < stdio.h >
int   main( )
{

int   beg, end, f, temp, i, j  ;
printf(" Enter the Begining Number : ") ;
scanf("%d ", & beg) ;
printf(" \n Enter the last Number : ") ;
scanf("%d ", & end) ;
printf(" \n Prime Numbers are :\n ") ;
for (   j = beg ;  j <= end ;  j++ ) ;
{
f = 0 ;

for (   i = 2 ;  i < num ;  i++ );
{

if (   j % i == 0 )
f = f + 1 ;

}
if (   f == 0 )
printf(" \n %d " , j) ;

}
return ( 0 ) ;

}