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Commit 21058b4

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feat: update lc problems (doocs#2329)
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# [3032. Count Numbers With Unique Digits II](https://leetcode.cn/problems/count-numbers-with-unique-digits-ii)
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[English Version](/solution/3000-3099/3032.Count%20Numbers%20With%20Unique%20Digits%20II/README_EN.md)
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## 题目描述
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<!-- 这里写题目描述 -->
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Given two <strong>positive</strong> integers <code>a</code> and <code>b</code>, return <em>the count of numbers having&nbsp;<strong>unique</strong> digits in the range</em> <code>[a, b]</code> <em>(<strong>inclusive</strong>).</em>
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<p>&nbsp;</p>
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<p><strong class="example">Example 1:</strong></p>
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<pre>
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<strong>Input:</strong> a = 1, b = 20
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<strong>Output:</strong> 19
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<strong>Explanation:</strong> All the numbers in the range [1, 20] have unique digits except 11. Hence, the answer is 19.
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</pre>
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<p><strong class="example">Example 2:</strong></p>
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<pre>
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<strong>Input:</strong> a = 9, b = 19
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<strong>Output:</strong> 10
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<strong>Explanation:</strong> All the numbers in the range [9, 19] have unique digits except 11. Hence, the answer is 10.
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</pre>
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<p><strong class="example">Example 3:</strong></p>
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<pre>
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<strong>Input:</strong> a = 80, b = 120
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<strong>Output:</strong> 27
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<strong>Explanation:</strong> There are 41 numbers in the range [80, 120], 27 of which have unique digits.
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</pre>
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<p>&nbsp;</p>
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<p><strong>Constraints:</strong></p>
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<ul>
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<li><code>1 &lt;= a &lt;= b &lt;= 1000</code></li>
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</ul>
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## 解法
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### 方法一
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<!-- tabs:start -->
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```python
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```
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```java
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```
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```cpp
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```
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```go
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```
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<!-- tabs:end -->
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<!-- end -->
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# [3032. Count Numbers With Unique Digits II](https://leetcode.com/problems/count-numbers-with-unique-digits-ii)
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[中文文档](/solution/3000-3099/3032.Count%20Numbers%20With%20Unique%20Digits%20II/README.md)
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## Description
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Given two <strong>positive</strong> integers <code>a</code> and <code>b</code>, return <em>the count of numbers having&nbsp;<strong>unique</strong> digits in the range</em> <code>[a, b]</code> <em>(<strong>inclusive</strong>).</em>
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<p>&nbsp;</p>
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<p><strong class="example">Example 1:</strong></p>
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<pre>
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<strong>Input:</strong> a = 1, b = 20
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<strong>Output:</strong> 19
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<strong>Explanation:</strong> All the numbers in the range [1, 20] have unique digits except 11. Hence, the answer is 19.
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</pre>
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<p><strong class="example">Example 2:</strong></p>
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<pre>
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<strong>Input:</strong> a = 9, b = 19
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<strong>Output:</strong> 10
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<strong>Explanation:</strong> All the numbers in the range [9, 19] have unique digits except 11. Hence, the answer is 10.
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</pre>
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<p><strong class="example">Example 3:</strong></p>
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<pre>
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<strong>Input:</strong> a = 80, b = 120
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<strong>Output:</strong> 27
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<strong>Explanation:</strong> There are 41 numbers in the range [80, 120], 27 of which have unique digits.
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</pre>
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<p>&nbsp;</p>
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<p><strong>Constraints:</strong></p>
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<ul>
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<li><code>1 &lt;= a &lt;= b &lt;= 1000</code></li>
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</ul>
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## Solutions
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### Solution 1
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<!-- tabs:start -->
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```python
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```
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```java
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```
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```cpp
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```
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```go
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```
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<!-- tabs:end -->
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<!-- end -->

‎solution/README.md‎

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| 3029 | [将单词恢复初始状态所需的最短时间 I](/solution/3000-3099/3029.Minimum%20Time%20to%20Revert%20Word%20to%20Initial%20State%20I/README.md) | `字符串`,`字符串匹配`,`哈希函数`,`滚动哈希` | 中等 | 第 383 场周赛 |
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| 3030 | [找出网格的区域平均强度](/solution/3000-3099/3030.Find%20the%20Grid%20of%20Region%20Average/README.md) | `数组`,`矩阵` | 中等 | 第 383 场周赛 |
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| 3031 | [将单词恢复初始状态所需的最短时间 II](/solution/3000-3099/3031.Minimum%20Time%20to%20Revert%20Word%20to%20Initial%20State%20II/README.md) | `字符串`,`字符串匹配`,`哈希函数`,`滚动哈希` | 困难 | 第 383 场周赛 |
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| 3032 | [Count Numbers With Unique Digits II](/solution/3000-3099/3032.Count%20Numbers%20With%20Unique%20Digits%20II/README.md) | | 简单 | 🔒 |
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## 版权
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‎solution/README_EN.md‎

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| 3029 | [Minimum Time to Revert Word to Initial State I](/solution/3000-3099/3029.Minimum%20Time%20to%20Revert%20Word%20to%20Initial%20State%20I/README_EN.md) | `String`,`String Matching`,`Hash Function`,`Rolling Hash` | Medium | Weekly Contest 383 |
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| 3030 | [Find the Grid of Region Average](/solution/3000-3099/3030.Find%20the%20Grid%20of%20Region%20Average/README_EN.md) | `Array`,`Matrix` | Medium | Weekly Contest 383 |
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| 3031 | [Minimum Time to Revert Word to Initial State II](/solution/3000-3099/3031.Minimum%20Time%20to%20Revert%20Word%20to%20Initial%20State%20II/README_EN.md) | `String`,`String Matching`,`Hash Function`,`Rolling Hash` | Hard | Weekly Contest 383 |
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| 3032 | [Count Numbers With Unique Digits II](/solution/3000-3099/3032.Count%20Numbers%20With%20Unique%20Digits%20II/README_EN.md) | | Easy | 🔒 |
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## Copyright
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