✨update: Modify 1518

Index/模拟.md

@@ -71,6 +71,7 @@
 | [1005. K 次取反后最大化的数组和](https://leetcode-cn.com/problems/maximize-sum-of-array-after-k-negations/) | [LeetCode 题解链接](https://leetcode-cn.com/problems/maximize-sum-of-array-after-k-negations/solution/gong-shui-san-xie-jian-dan-fen-qing-kuan-6qwu/) | 简单 | 🤩🤩🤩🤩 |
 | [1047. 删除字符串中的所有相邻重复项](https://leetcode-cn.com/problems/remove-all-adjacent-duplicates-in-string/) | [LeetCode 题解链接](https://leetcode-cn.com/problems/remove-all-adjacent-duplicates-in-string/solution/cong-30-dao-100wu-chong-shi-xian-jie-jue-vkah/) | 简单 | 🤩🤩🤩🤩 |
 | [1104. 二叉树寻路](https://leetcode-cn.com/problems/path-in-zigzag-labelled-binary-tree/) | [LeetCode 题解链接](https://leetcode-cn.com/problems/path-in-zigzag-labelled-binary-tree/solution/gong-shui-san-xie-yi-ti-shuang-jie-mo-ni-rw2d/) | 中等 | 🤩🤩🤩 |
+| [1154. 一年中的第几天](https://leetcode-cn.com/problems/day-of-the-year/) | [LeetCode 题解链接](https://leetcode-cn.com/problems/day-of-the-year/solution/gong-shui-san-xie-jian-dan-qian-zhui-he-lwo2g/) | 简单 | 🤩🤩🤩🤩 |
 | [1436. 旅行终点站](https://leetcode-cn.com/problems/destination-city/) | [LeetCode 题解链接](https://leetcode-cn.com/problems/destination-city/solution/gong-shui-san-xie-jian-dan-fang-jia-mo-n-y47c/) | 简单 | 🤩🤩🤩🤩🤩 |
 | [1446. 连续字符](https://leetcode-cn.com/problems/consecutive-characters/) | [LeetCode 题解链接](https://leetcode-cn.com/problems/consecutive-characters/solution/gong-shui-san-xie-jian-dan-shuang-zhi-zh-xtv6/) | 简单 | 🤩🤩🤩🤩🤩 |
 | [1480. 一维数组的动态和](https://leetcode-cn.com/problems/running-sum-of-1d-array/) | [LeetCode 题解链接](https://leetcode-cn.com/problems/running-sum-of-1d-array/solution/gong-shui-san-xie-yi-wei-qian-zhui-he-mo-g8hn/) | 简单 | 🤩🤩🤩🤩🤩 |