The children are planning a party.

The diagram shows who is friends with whom:
Two children are friends if they are connected by a line.

Gift Giving Rules:
- For each pair of friends, one of them must buy a gift for the other.
- The number in the diagram shows how many gifts each child must buy.

Question:
Click on the lines between the friends to ensure that the presents given follow the rules above.

Click on save when you're happy with your answer.