Zhang Xia, Li Li, Chen Lu, Deng Qiang and Wang Shuo travel by train  They happen to sit on five seats in the opposite two rows of the same carriage, one for each  The seats in the first row are numbered 1 and 2 respectively, and the seats in the second row are numbered 3, 4 and 5  Seat 1 and seat 3 are directly opposite, seat 2 and seat 4 are directly opposite, and seat 5 is not directly opposite to any of the above seats
Li Li sits in position 4; Chen Lu's seat is neither adjacent to Li Li nor Deng Qiang; Zhang Xia does not sit directly opposite Chen Lu
3 kinds