<Game rules>
1. The Pickup action is successful if all the agents pickup the same target together.
2. The Pickup action of food is successful only if the sum of the levels of the agents is equal to or higher than the level of the food.
3. The Pickup action is only allow if the agent are on the position with distance of 1 relative to food.
4. Success Condition: All food are picked up before {time_steps} steps.
</Game rules>