A.a>b | B.a<b |
C.a=b | D.a,b的大小由n确定 |
A | 3n3n |
A | n3n |
A | n2n |
A | nn |
(3n)! |
(2n)! |
(2n)! |
n! |
C | 27 |
C | 47 |
C | 67 |
C | 17 |
C | 37 |
C | 57 |
A.128 | B.129 | C.47 | D.0 |
C | 26 |
C | 36 |
C | 46 |
C | 56 |
C | 66 |
A.仅有① | B.仅有② | C.②与③ | D.仅有③ |
A.54 | B.114 | C.19 | D.180 |
A.4 | B.6 | C.8 | D.12 |
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