This game's goal is to guess people count in the house.
Here is small and compact house.
You can see fence, window, gate in the house.
There are people who come into house and go out of house.
You need to check the count of people who remain in the house carefully.
Calculate remained people count from comming-into-count and going-out-of-count.
Remember the people comming-into-count and going-out-of-count well?
You will check people in the house every people come in and go out.
Looks easy but if not concentrate on people come in and out, you can not figure out the house-in-people count.
How many people is in the house?
You can check your concentration ability by this game.
Will you guess the number correctly.
Compare your score with other's in global leaderboard.

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