题目内容
5
-(3.125-
)-
.
| 5 |
| 7 |
| 2 |
| 7 |
| 7 |
| 8 |
5
-(3.125-
)-
,
=5
-
-(3
+
),
=5
-4,
=1
.
| 5 |
| 7 |
| 2 |
| 7 |
| 7 |
| 8 |
=5
| 5 |
| 7 |
| 2 |
| 7 |
| 1 |
| 8 |
| 7 |
| 8 |
=5
| 3 |
| 7 |
=1
| 3 |
| 7 |
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题目内容
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