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【单选题】
在下列选项中,全部都合法的浮点型数据的选项为()
A.
-1e3.5 15 2e-4
B.
12.34 -1e+5 0.1E-12
C.
0.2e-2 -12345 e-5
D.
5.0e(1+4) 0.1 8e+2
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