Send 4 copies of 4 letters, and when everyone gets, and then after one week each letter must be sent to the two 2 other friends do. I would like to know whether, in week 6, it will have to send a few letters, vol.
Send four copies of the four friends, when everyone was already after one week, you must send a letter to each of the two friends, two people to do this forever. I know that in the six weeks to write a few letters.
A letter 4 edition to friends 4. When everyone was then 1 week will need to mail a 2 copies to friends again 2 people. Do this again. Want to know that week will send a letter 6