# 两数之和

<p>给你两个非负整数&nbsp;<code>low</code> 和&nbsp;<code>high</code>&nbsp;。请你返回<em>&nbsp;</em><code>low</code><em> </em>和<em>&nbsp;</em><code>high</code><em>&nbsp;</em>之间（包括二者）奇数的数目。</p>

<p>&nbsp;</p>

<p><strong>示例 1：</strong></p>

<pre><strong>输入：</strong>low = 3, high = 7
<strong>输出：</strong>3
<strong>解释：</strong>3 到 7 之间奇数数字为 [3,5,7] 。</pre>

<p><strong>示例 2：</strong></p>

<pre><strong>输入：</strong>low = 8, high = 10
<strong>输出：</strong>1
<strong>解释：</strong>8 到 10 之间奇数数字为 [9] 。</pre>

<p>&nbsp;</p>

<p><strong>提示：</strong></p>

<ul>
	<li><code>0 &lt;= low &lt;= high&nbsp;&lt;= 10^9</code></li>
</ul>

<p>以下错误的选项是？</p>

## aop
### before
```cpp

```
### after
```cpp

```

## 答案
```cpp

```
## 选项

### A
```cpp

```

### B
```cpp

```

### C
```cpp

```
