⛄ There are five birds in a tree, eight on a roof, and seven on the ground. ⛄ All birds in the tree lay one egg, so do half of the birds on the roof. ⛄ The birds on the ground get food, but got scared and flew away. ⛄ There is also James the Seagull, his partner lays 5 eggs. ⛄ How many birds left after a full year? (Answer in three digits, e.g. 003 or 018)