There are 9 girls namely A, B, C, 0,
E, F, G, H, I living in a seven-floored girls hostel such that bottom most is
1st floor then 2nd floor and so on... Only two floors are doubly occupied, rest
are singly occupied. Also the odd
numbered doubly occupied floor is above the even numbered doubly occupied
floor. Neither topmost or lowermost floor is doubly occupied. F does not live
on an odd numbered floor and not on a doubly occupied floor. C lives on topmost
floor. As many persons live between C and H as between G and H. Only one floor
gap is between D and E. E lives above 0, who lives on a singly occupied floor.
Both B and I live on 2nd floor. D lives on 3rd floor. More than 1 floor gap is
In between A and C.
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