h1. Problemele 1-3 pentru pregatirea LOT-ului
"Inapoi la pagina":jboi-2007
 
h2. Buy One Get One Free

Buy One Get One Free

Farmer John has discovered the Internet is buying bales of hay

Qualified Primes

 
 
h2. Qualified Primes

Farmer John has begun branding the cows with sequential prime

Just 13 in this range contains a '3'.

Lilypad Pond

 
 
h2. Lilypad Pond