求解数列推理1) 2,3/2,10/9,7/8,18/25,A.5/14 B.11/18 C.13/27 D.26/49
求解数列推理
1) 2,3/2,10/9,7/8,18/25,A.5/14 B.11/18 C.13/27 D.26/49
2)2,4,6,9,13,19,A.28 B.29 C.30 D.31
3)-2,1/2,4,2,16,A.32 B.64 C.128 D.256
4)21,28,33,42,43,60,A.45 B.56 C.75 D.92
5)1,3,0,6,10,9,A.13 B.14 C.15 D.17
额 最好有算法