#!/usr/bin/awk -f

BEGIN {nonPrime=0;}

{
current=$1
isPrime=1


for(i = 2; i<current; i++) {
    remain=current % i;
    if(remain == 0)
    {
      isPrime=0;
      break;
    }
}

if(isPrime == 1)
{
  nonPrime++;
}

if(isPrime == 0)
{
  print "\nPrime: " current;

  biggestPrime=0;

  for(i = 2; i < current; i--)
  {
    for(j = 2; j < i; j++)
    {
       remain=i%j;
       if(remain == 0)
       {
	 break;
       }
       if(j == i-1)
       {
	 biggestPrime=i;
       }
    }
  }
  
  print "\nBiggest prime: " biggestPrime;
}
}
END {
	print "\nEnd"
	print "Non primes: " nonPrime;
}