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发表于 2020-2-4 15:03:56
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本楼为最佳答案
 怎么样?上面那篇文章看过了吗?
下面的计算步骤就是参考了上面那篇文章
不知道你能不能看懂,如果哪里不懂就再问我
- 0110 0111 0110 1100 0110 1111 0110 0010
- 01100111011011000110111101100010
- 0 11001110 11011000110111101100010
- 1.11011000110111101100010 * 2^(206-127)
- 1.11011000110111101100010 * 2^79
- 0 1.00000000000000000000000000000000000000000000000000
- 1 0.50000000000000000000000000000000000000000000000000
- 2 0.25000000000000000000000000000000000000000000000000
- 3 0.12500000000000000000000000000000000000000000000000
- 4 0.06250000000000000000000000000000000000000000000000
- 5 0.03125000000000000000000000000000000000000000000000
- 6 0.01562500000000000000000000000000000000000000000000
- 7 0.00781250000000000000000000000000000000000000000000
- 8 0.00390625000000000000000000000000000000000000000000
- 9 0.00195312500000000000000000000000000000000000000000
- 10 0.00097656250000000000000000000000000000000000000000
- 11 0.00048828125000000000000000000000000000000000000000
- 12 0.00024414062500000000000000000000000000000000000000
- 13 0.00012207031250000000000000000000000000000000000000
- 14 0.00006103515625000000000000000000000000000000000000
- 15 0.00003051757812500000000000000000000000000000000000
- 16 0.00001525878906250000000000000000000000000000000000
- 17 0.00000762939453125000000000000000000000000000000000
- 18 0.00000381469726562500000000000000000000000000000000
- 19 0.00000190734863281250000000000000000000000000000000
- 20 0.00000095367431640625000000000000000000000000000000
- 21 0.00000047683715820312500000000000000000000000000000
- 22 0.00000023841857910156250000000000000000000000000000
- 23 0.00000011920928955078125000000000000000000000000000
- 24 0.00000005960464477539062500000000000000000000000000
- (1 + 0.5 + 0.25 + 0.0625 + 0.03125 + 0.001953125 + 0.0009765625 + 0.000244140625 + 0.0001220703125 \
- + 0.00006103515625 + 0.000030517578125 + 0.00000762939453125 + 0.000003814697265625 + 0.0000002384185791015625) * 2^79
- 1.8471491336822509765625 * 2^79
- 1116533140193633747599360
- 1.116533140193633747599360 * 10^24
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