Turn on 10, 30, 50 traffic lights: When you meet traffic lights, jump up the red lights to blue, you just jump on the lights and lights are automatically turned on, can accumulate many turns.
– Turn on 5, 10 traffic lights in 1 turn: Same task but must complete in 1 turn
– When there are 4 children in the zoo, there are 8 children in the car. There are 8 children in the bus. There are 12 children in the zoo. Without concern about the number of zombie tsunami in the delegation.