题目内容
5
÷1
+
×5
+5
.
| 2 |
| 3 |
| 4 |
| 5 |
| 4 |
| 9 |
| 2 |
| 3 |
| 2 |
| 3 |
5
÷1
+
×5
+5
,
=5
×
+
×5
+5
,
=5
×(
+
+1),
=
×2,
=
.
| 2 |
| 3 |
| 4 |
| 5 |
| 4 |
| 9 |
| 2 |
| 3 |
| 2 |
| 3 |
=5
| 2 |
| 3 |
| 5 |
| 9 |
| 4 |
| 9 |
| 2 |
| 3 |
| 2 |
| 3 |
=5
| 2 |
| 3 |
| 5 |
| 9 |
| 4 |
| 9 |
=
| 17 |
| 3 |
=
| 34 |
| 3 |
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