diff --git a/readme/1-300.md b/readme/1-300.md
index 302cd2a04..740f14eec 100644
--- a/readme/1-300.md
+++ b/readme/1-300.md
@@ -253,7 +253,7 @@ LeetCode Problems' Solutions
| 197 | [Rising Temperature](https://leetcode.com/problems/rising-temperature "上升的温度") | [MySQL](https://github.com/openset/leetcode/tree/master/problems/rising-temperature) | Easy |
| 198 | [House Robber](https://leetcode.com/problems/house-robber "打家劫舍") | [Go](https://github.com/openset/leetcode/tree/master/problems/house-robber) | Easy |
| 199 | [Binary Tree Right Side View](https://leetcode.com/problems/binary-tree-right-side-view "二叉树的右视图") | [Go](https://github.com/openset/leetcode/tree/master/problems/binary-tree-right-side-view) | Medium |
-| 200 | [Number of Islands](https://leetcode.com/problems/number-of-islands "岛屿的个数") | [Go](https://github.com/openset/leetcode/tree/master/problems/number-of-islands) | Medium |
+| 200 | [Number of Islands](https://leetcode.com/problems/number-of-islands "岛屿数量") | [Go](https://github.com/openset/leetcode/tree/master/problems/number-of-islands) | Medium |
| 201 | [Bitwise AND of Numbers Range](https://leetcode.com/problems/bitwise-and-of-numbers-range "数字范围按位与") | [Go](https://github.com/openset/leetcode/tree/master/problems/bitwise-and-of-numbers-range) | Medium |
| 202 | [Happy Number](https://leetcode.com/problems/happy-number "快乐数") | [Go](https://github.com/openset/leetcode/tree/master/problems/happy-number) | Easy |
| 203 | [Remove Linked List Elements](https://leetcode.com/problems/remove-linked-list-elements "移除链表元素") | [Go](https://github.com/openset/leetcode/tree/master/problems/remove-linked-list-elements) | Easy |
@@ -351,6 +351,6 @@ LeetCode Problems' Solutions
| 295 | [Find Median from Data Stream](https://leetcode.com/problems/find-median-from-data-stream "数据流的中位数") | [Go](https://github.com/openset/leetcode/tree/master/problems/find-median-from-data-stream) | Hard |
| 296 | [Best Meeting Point](https://leetcode.com/problems/best-meeting-point "最佳的碰头地点") 🔒 | [Go](https://github.com/openset/leetcode/tree/master/problems/best-meeting-point) | Hard |
| 297 | [Serialize and Deserialize Binary Tree](https://leetcode.com/problems/serialize-and-deserialize-binary-tree "二叉树的序列化与反序列化") | [Go](https://github.com/openset/leetcode/tree/master/problems/serialize-and-deserialize-binary-tree) | Hard |
-| 298 | [Binary Tree Longest Consecutive Sequence](https://leetcode.com/problems/binary-tree-longest-consecutive-sequence "二叉树的最长连续序列") 🔒 | [Go](https://github.com/openset/leetcode/tree/master/problems/binary-tree-longest-consecutive-sequence) | Medium |
+| 298 | [Binary Tree Longest Consecutive Sequence](https://leetcode.com/problems/binary-tree-longest-consecutive-sequence "二叉树最长连续序列") 🔒 | [Go](https://github.com/openset/leetcode/tree/master/problems/binary-tree-longest-consecutive-sequence) | Medium |
| 299 | [Bulls and Cows](https://leetcode.com/problems/bulls-and-cows "猜数字游戏") | [Go](https://github.com/openset/leetcode/tree/master/problems/bulls-and-cows) | Medium |
| 300 | [Longest Increasing Subsequence](https://leetcode.com/problems/longest-increasing-subsequence "最长上升子序列") | [Go](https://github.com/openset/leetcode/tree/master/problems/longest-increasing-subsequence) | Medium |
diff --git a/readme/301-600.md b/readme/301-600.md
index 7acf40ed2..dae4e559c 100644
--- a/readme/301-600.md
+++ b/readme/301-600.md
@@ -55,25 +55,25 @@ LeetCode Problems' Solutions
| # | Title | Solution | Difficulty |
| :-: | - | - | :-: |
| 301 | [Remove Invalid Parentheses](https://leetcode.com/problems/remove-invalid-parentheses "删除无效的括号") | [Go](https://github.com/openset/leetcode/tree/master/problems/remove-invalid-parentheses) | Hard |
-| 302 | [Smallest Rectangle Enclosing Black Pixels](https://leetcode.com/problems/smallest-rectangle-enclosing-black-pixels "包含黑色像素的最小矩形") 🔒 | [Go](https://github.com/openset/leetcode/tree/master/problems/smallest-rectangle-enclosing-black-pixels) | Hard |
+| 302 | [Smallest Rectangle Enclosing Black Pixels](https://leetcode.com/problems/smallest-rectangle-enclosing-black-pixels "包含全部黑色像素的最小矩形") 🔒 | [Go](https://github.com/openset/leetcode/tree/master/problems/smallest-rectangle-enclosing-black-pixels) | Hard |
| 303 | [Range Sum Query - Immutable](https://leetcode.com/problems/range-sum-query-immutable "区域和检索 - 数组不可变") | [Go](https://github.com/openset/leetcode/tree/master/problems/range-sum-query-immutable) | Easy |
| 304 | [Range Sum Query 2D - Immutable](https://leetcode.com/problems/range-sum-query-2d-immutable "二维区域和检索 - 矩阵不可变") | [Go](https://github.com/openset/leetcode/tree/master/problems/range-sum-query-2d-immutable) | Medium |
-| 305 | [Number of Islands II](https://leetcode.com/problems/number-of-islands-ii "岛的数量 II") 🔒 | [Go](https://github.com/openset/leetcode/tree/master/problems/number-of-islands-ii) | Hard |
+| 305 | [Number of Islands II](https://leetcode.com/problems/number-of-islands-ii "岛屿数量 II") 🔒 | [Go](https://github.com/openset/leetcode/tree/master/problems/number-of-islands-ii) | Hard |
| 306 | [Additive Number](https://leetcode.com/problems/additive-number "累加数") | [Go](https://github.com/openset/leetcode/tree/master/problems/additive-number) | Medium |
| 307 | [Range Sum Query - Mutable](https://leetcode.com/problems/range-sum-query-mutable "区域和检索 - 数组可修改") | [Go](https://github.com/openset/leetcode/tree/master/problems/range-sum-query-mutable) | Medium |
-| 308 | [Range Sum Query 2D - Mutable](https://leetcode.com/problems/range-sum-query-2d-mutable "二维区域检索求和 - 可变") 🔒 | [Go](https://github.com/openset/leetcode/tree/master/problems/range-sum-query-2d-mutable) | Hard |
+| 308 | [Range Sum Query 2D - Mutable](https://leetcode.com/problems/range-sum-query-2d-mutable "二维区域和检索 - 可变") 🔒 | [Go](https://github.com/openset/leetcode/tree/master/problems/range-sum-query-2d-mutable) | Hard |
| 309 | [Best Time to Buy and Sell Stock with Cooldown](https://leetcode.com/problems/best-time-to-buy-and-sell-stock-with-cooldown "最佳买卖股票时机含冷冻期") | [Go](https://github.com/openset/leetcode/tree/master/problems/best-time-to-buy-and-sell-stock-with-cooldown) | Medium |
| 310 | [Minimum Height Trees](https://leetcode.com/problems/minimum-height-trees "最小高度树") | [Go](https://github.com/openset/leetcode/tree/master/problems/minimum-height-trees) | Medium |
| 311 | [Sparse Matrix Multiplication](https://leetcode.com/problems/sparse-matrix-multiplication "稀疏矩阵的乘法") 🔒 | [Go](https://github.com/openset/leetcode/tree/master/problems/sparse-matrix-multiplication) | Medium |
| 312 | [Burst Balloons](https://leetcode.com/problems/burst-balloons "戳气球") | [Go](https://github.com/openset/leetcode/tree/master/problems/burst-balloons) | Hard |
| 313 | [Super Ugly Number](https://leetcode.com/problems/super-ugly-number "超级丑数") | [Go](https://github.com/openset/leetcode/tree/master/problems/super-ugly-number) | Medium |
-| 314 | [Binary Tree Vertical Order Traversal](https://leetcode.com/problems/binary-tree-vertical-order-traversal "二叉树竖直遍历") 🔒 | [Go](https://github.com/openset/leetcode/tree/master/problems/binary-tree-vertical-order-traversal) | Medium |
+| 314 | [Binary Tree Vertical Order Traversal](https://leetcode.com/problems/binary-tree-vertical-order-traversal "二叉树的垂直遍历") 🔒 | [Go](https://github.com/openset/leetcode/tree/master/problems/binary-tree-vertical-order-traversal) | Medium |
| 315 | [Count of Smaller Numbers After Self](https://leetcode.com/problems/count-of-smaller-numbers-after-self "计算右侧小于当前元素的个数") | [Go](https://github.com/openset/leetcode/tree/master/problems/count-of-smaller-numbers-after-self) | Hard |
| 316 | [Remove Duplicate Letters](https://leetcode.com/problems/remove-duplicate-letters "去除重复字母") | [Go](https://github.com/openset/leetcode/tree/master/problems/remove-duplicate-letters) | Hard |
-| 317 | [Shortest Distance from All Buildings](https://leetcode.com/problems/shortest-distance-from-all-buildings "建筑物的最短距离") 🔒 | [Go](https://github.com/openset/leetcode/tree/master/problems/shortest-distance-from-all-buildings) | Hard |
+| 317 | [Shortest Distance from All Buildings](https://leetcode.com/problems/shortest-distance-from-all-buildings "离建筑物最近的距离") 🔒 | [Go](https://github.com/openset/leetcode/tree/master/problems/shortest-distance-from-all-buildings) | Hard |
| 318 | [Maximum Product of Word Lengths](https://leetcode.com/problems/maximum-product-of-word-lengths "最大单词长度乘积") | [Go](https://github.com/openset/leetcode/tree/master/problems/maximum-product-of-word-lengths) | Medium |
| 319 | [Bulb Switcher](https://leetcode.com/problems/bulb-switcher "灯泡开关") | [Go](https://github.com/openset/leetcode/tree/master/problems/bulb-switcher) | Medium |
-| 320 | [Generalized Abbreviation](https://leetcode.com/problems/generalized-abbreviation "列举缩写") 🔒 | [Go](https://github.com/openset/leetcode/tree/master/problems/generalized-abbreviation) | Medium |
+| 320 | [Generalized Abbreviation](https://leetcode.com/problems/generalized-abbreviation "列举单词的全部缩写") 🔒 | [Go](https://github.com/openset/leetcode/tree/master/problems/generalized-abbreviation) | Medium |
| 321 | [Create Maximum Number](https://leetcode.com/problems/create-maximum-number "拼接最大数") | [Go](https://github.com/openset/leetcode/tree/master/problems/create-maximum-number) | Hard |
| 322 | [Coin Change](https://leetcode.com/problems/coin-change "零钱兑换") | [Go](https://github.com/openset/leetcode/tree/master/problems/coin-change) | Medium |
| 323 | [Number of Connected Components in an Undirected Graph](https://leetcode.com/problems/number-of-connected-components-in-an-undirected-graph "无向图中连通分量的数目") 🔒 | [Go](https://github.com/openset/leetcode/tree/master/problems/number-of-connected-components-in-an-undirected-graph) | Medium |
@@ -106,12 +106,12 @@ LeetCode Problems' Solutions
| 350 | [Intersection of Two Arrays II](https://leetcode.com/problems/intersection-of-two-arrays-ii "两个数组的交集 II") | [Go](https://github.com/openset/leetcode/tree/master/problems/intersection-of-two-arrays-ii) | Easy |
| 351 | [Android Unlock Patterns](https://leetcode.com/problems/android-unlock-patterns "安卓系统手势解锁") 🔒 | [Go](https://github.com/openset/leetcode/tree/master/problems/android-unlock-patterns) | Medium |
| 352 | [Data Stream as Disjoint Intervals](https://leetcode.com/problems/data-stream-as-disjoint-intervals "将数据流变为多个不相交区间") | [Go](https://github.com/openset/leetcode/tree/master/problems/data-stream-as-disjoint-intervals) | Hard |
-| 353 | [Design Snake Game](https://leetcode.com/problems/design-snake-game "贪吃蛇判定器") 🔒 | [Go](https://github.com/openset/leetcode/tree/master/problems/design-snake-game) | Medium |
+| 353 | [Design Snake Game](https://leetcode.com/problems/design-snake-game "贪吃蛇") 🔒 | [Go](https://github.com/openset/leetcode/tree/master/problems/design-snake-game) | Medium |
| 354 | [Russian Doll Envelopes](https://leetcode.com/problems/russian-doll-envelopes "俄罗斯套娃信封问题") | [Go](https://github.com/openset/leetcode/tree/master/problems/russian-doll-envelopes) | Hard |
| 355 | [Design Twitter](https://leetcode.com/problems/design-twitter "设计推特") | [Go](https://github.com/openset/leetcode/tree/master/problems/design-twitter) | Medium |
| 356 | [Line Reflection](https://leetcode.com/problems/line-reflection "直线镜像") 🔒 | [Go](https://github.com/openset/leetcode/tree/master/problems/line-reflection) | Medium |
| 357 | [Count Numbers with Unique Digits](https://leetcode.com/problems/count-numbers-with-unique-digits "计算各个位数不同的数字个数") | [Go](https://github.com/openset/leetcode/tree/master/problems/count-numbers-with-unique-digits) | Medium |
-| 358 | [Rearrange String k Distance Apart](https://leetcode.com/problems/rearrange-string-k-distance-apart "k 距离重排字符串") 🔒 | [Go](https://github.com/openset/leetcode/tree/master/problems/rearrange-string-k-distance-apart) | Hard |
+| 358 | [Rearrange String k Distance Apart](https://leetcode.com/problems/rearrange-string-k-distance-apart "K 距离间隔重排字符串") 🔒 | [Go](https://github.com/openset/leetcode/tree/master/problems/rearrange-string-k-distance-apart) | Hard |
| 359 | [Logger Rate Limiter](https://leetcode.com/problems/logger-rate-limiter "日志速率限制器") 🔒 | [Go](https://github.com/openset/leetcode/tree/master/problems/logger-rate-limiter) | Easy |
| 360 | [Sort Transformed Array](https://leetcode.com/problems/sort-transformed-array "有序转化数组") 🔒 | [Go](https://github.com/openset/leetcode/tree/master/problems/sort-transformed-array) | Medium |
| 361 | [Bomb Enemy](https://leetcode.com/problems/bomb-enemy "轰炸敌人") 🔒 | [Go](https://github.com/openset/leetcode/tree/master/problems/bomb-enemy) | Medium |