✨feat: Add 528

Author: SharingSource

Index/模拟.md

@@ -26,6 +26,7 @@
 | [443. 压缩字符串](https://leetcode-cn.com/problems/string-compression/) | [LeetCode 题解链接](https://leetcode-cn.com/problems/string-compression/solution/gong-shui-san-xie-shuang-zhi-zhen-yuan-d-bppu/) | 中等 | 🤩🤩🤩🤩 |
 | [451. 根据字符出现频率排序](https://leetcode-cn.com/problems/sort-characters-by-frequency/) | [LeetCode 题解链接](https://leetcode-cn.com/problems/sort-characters-by-frequency/solution/gong-shui-san-xie-shu-ju-jie-gou-yun-yon-gst9/) | 中等 | 🤩🤩🤩🤩 |
 | [457. 环形数组是否存在循环](https://leetcode-cn.com/problems/circular-array-loop/) | [LeetCode 题解链接](https://leetcode-cn.com/problems/circular-array-loop/solution/gong-shui-san-xie-yi-ti-shuang-jie-mo-ni-ag05/) | 中等 | 🤩🤩🤩🤩 |
+| [528. 按权重随机选择](https://leetcode-cn.com/problems/random-pick-with-weight/) | [LeetCode 题解链接](https://leetcode-cn.com/problems/random-pick-with-weight/solution/gong-shui-san-xie-yi-ti-shuang-jie-qian-8bx50/) | 中等 | 🤩🤩🤩🤩 |
 | [541. 反转字符串 II](https://leetcode-cn.com/problems/reverse-string-ii/) | [LeetCode 题解链接](https://leetcode-cn.com/problems/reverse-string-ii/solution/gong-shui-san-xie-jian-dan-zi-fu-chuan-m-p88f/) | 简单 | 🤩🤩🤩🤩🤩 |
 | [551. 学生出勤记录 I](https://leetcode-cn.com/problems/student-attendance-record-i/) | [LeetCode 题解链接](https://leetcode-cn.com/problems/student-attendance-record-i/solution/gong-shui-san-xie-jian-dan-mo-ni-ti-by-a-hui7/) | 简单 | 🤩🤩🤩 |
 | [566. 重塑矩阵](https://leetcode-cn.com/problems/reshape-the-matrix/) | [LeetCode 题解链接](https://leetcode-cn.com/problems/reshape-the-matrix/solution/jian-dan-ti-zhong-quan-chu-ji-ke-yi-kan-79gv5/) | 简单 | 🤩🤩🤩 |