fix: remove title from Chinese chals

curriculum/challenges/chinese/02-javascript-algorithms-and-data-structures/functional-programming/add-elements-to-the-end-of-an-array-using-concat-instead-of-push.md

@@ -1,6 +1,5 @@
 ---
 id: 587d7da9367417b2b2512b67
-title: Add Elements to the End of an Array Using concat Instead of push
 challengeType: 1
 forumTopicId: 301226
 localeTitle: 使用 concat 而不是 push 将元素添加到数组的末尾

curriculum/challenges/chinese/02-javascript-algorithms-and-data-structures/functional-programming/apply-functional-programming-to-convert-strings-to-url-slugs.md

@@ -1,6 +1,5 @@
 ---
 id: 587d7dab367417b2b2512b6d
-title: Apply Functional Programming to Convert Strings to URL Slugs
 challengeType: 1
 forumTopicId: 301227
 localeTitle: 应用函数式编程将字符串转换为URL片段

curriculum/challenges/chinese/02-javascript-algorithms-and-data-structures/functional-programming/avoid-mutations-and-side-effects-using-functional-programming.md

@@ -1,6 +1,5 @@
 ---
 id: 587d7b8e367417b2b2512b5e
-title: Avoid Mutations and Side Effects Using Functional Programming
 challengeType: 1
 forumTopicId: 301228
 localeTitle: 使用函数式编程避免变化和副作用

curriculum/challenges/chinese/02-javascript-algorithms-and-data-structures/functional-programming/combine-an-array-into-a-string-using-the-join-method.md

@@ -1,6 +1,5 @@
 ---
 id: 587d7daa367417b2b2512b6c
-title: Combine an Array into a String Using the join Method
 challengeType: 1
 forumTopicId: 18221
 localeTitle: 使用 join 方法将数组组合成字符串

curriculum/challenges/chinese/02-javascript-algorithms-and-data-structures/functional-programming/combine-two-arrays-using-the-concat-method.md

@@ -1,6 +1,5 @@
 ---
 id: 587d7da9367417b2b2512b66
-title: Combine Two Arrays Using the concat Method
 challengeType: 1
 forumTopicId: 301229
 localeTitle: 使用 concat 方法组合两个数组

curriculum/challenges/chinese/02-javascript-algorithms-and-data-structures/functional-programming/implement-map-on-a-prototype.md

@@ -1,6 +1,5 @@
 ---
 id: 587d7b8f367417b2b2512b62
-title: Implement map on a Prototype
 challengeType: 1
 forumTopicId: 301230
 localeTitle: 在原型上实现 map 方法

curriculum/challenges/chinese/02-javascript-algorithms-and-data-structures/functional-programming/implement-the-filter-method-on-a-prototype.md

@@ -1,6 +1,5 @@
 ---
 id: 587d7b8f367417b2b2512b64
-title: Implement the filter Method on a Prototype
 challengeType: 1
 forumTopicId: 301231
 localeTitle: 在原型上实现 filter 方法

curriculum/challenges/chinese/02-javascript-algorithms-and-data-structures/functional-programming/introduction-to-currying-and-partial-application.md

@@ -1,6 +1,5 @@
 ---
 id: 587d7dab367417b2b2512b70
-title: Introduction to Currying and Partial Application
 challengeType: 1
 forumTopicId: 301232
 localeTitle: 函数柯里化

curriculum/challenges/chinese/02-javascript-algorithms-and-data-structures/functional-programming/learn-about-functional-programming.md

@@ -1,6 +1,5 @@
 ---
 id: 587d7b8d367417b2b2512b5b
-title: Learn About Functional Programming
 challengeType: 1
 forumTopicId: 301233
 localeTitle: 学习函数式编程

curriculum/challenges/chinese/02-javascript-algorithms-and-data-structures/functional-programming/pass-arguments-to-avoid-external-dependence-in-a-function.md

@@ -1,6 +1,5 @@
 ---
 id: 587d7b8e367417b2b2512b5f
-title: Pass Arguments to Avoid External Dependence in a Function
 challengeType: 1
 forumTopicId: 301234
 localeTitle: 传递参数以避免函数中的外部依赖

curriculum/challenges/chinese/02-javascript-algorithms-and-data-structures/functional-programming/refactor-global-variables-out-of-functions.md

@@ -1,6 +1,5 @@
 ---
 id: 587d7b8f367417b2b2512b60
-title: Refactor Global Variables Out of Functions
 challengeType: 1
 forumTopicId: 301235
 localeTitle: 在函数中重构全局变量

curriculum/challenges/chinese/02-javascript-algorithms-and-data-structures/functional-programming/remove-elements-from-an-array-using-slice-instead-of-splice.md

@@ -1,6 +1,5 @@
 ---
 id: 9d7123c8c441eeafaeb5bdef
-title: Remove Elements from an Array Using slice Instead of splice
 challengeType: 1
 forumTopicId: 301236
 localeTitle: 使用 slice 而不是 splice 从数组中移除元素

curriculum/challenges/chinese/02-javascript-algorithms-and-data-structures/functional-programming/return-a-sorted-array-without-changing-the-original-array.md

@@ -1,6 +1,5 @@
 ---
 id: 587d7da9367417b2b2512b6a
-title: Return a Sorted Array Without Changing the Original Array
 challengeType: 1
 forumTopicId: 301237
 localeTitle: 在不更改原始数组的前提下返回排序后的数组

curriculum/challenges/chinese/02-javascript-algorithms-and-data-structures/functional-programming/return-part-of-an-array-using-the-slice-method.md

@@ -1,6 +1,5 @@
 ---
 id: 587d7b90367417b2b2512b65
-title: Return Part of an Array Using the slice Method
 challengeType: 1
 forumTopicId: 301239
 localeTitle: 使用 slice 方法返回数组的一部分

curriculum/challenges/chinese/02-javascript-algorithms-and-data-structures/functional-programming/sort-an-array-alphabetically-using-the-sort-method.md

@@ -1,6 +1,5 @@
 ---
 id: 587d7da9367417b2b2512b69
-title: Sort an Array Alphabetically using the sort Method
 challengeType: 1
 forumTopicId: 18303
 localeTitle: 使用 sort 方法按字母顺序给数组排序

curriculum/challenges/chinese/02-javascript-algorithms-and-data-structures/functional-programming/split-a-string-into-an-array-using-the-split-method.md

@@ -1,6 +1,5 @@
 ---
 id: 587d7daa367417b2b2512b6b
-title: Split a String into an Array Using the split Method
 challengeType: 1
 forumTopicId: 18305
 localeTitle: 使用 split 方法将字符串拆分成数组

curriculum/challenges/chinese/02-javascript-algorithms-and-data-structures/functional-programming/understand-functional-programming-terminology.md

@@ -1,6 +1,5 @@
 ---
 id: 587d7b8e367417b2b2512b5c
-title: Understand Functional Programming Terminology
 challengeType: 1
 forumTopicId: 301240
 localeTitle: 了解函数式编程术语

curriculum/challenges/chinese/02-javascript-algorithms-and-data-structures/functional-programming/understand-the-hazards-of-using-imperative-code.md

@@ -1,6 +1,5 @@
 ---
 id: 587d7b8e367417b2b2512b5d
-title: Understand the Hazards of Using Imperative Code
 challengeType: 1
 forumTopicId: 301241
 localeTitle: 了解使用命令式编程的危害

curriculum/challenges/chinese/02-javascript-algorithms-and-data-structures/functional-programming/use-higher-order-functions-map-filter-or-reduce-to-solve-a-complex-problem.md

@@ -1,6 +1,5 @@
 ---
 id: 587d7b88367417b2b2512b45
-title: Use Higher-Order Functions map, filter, or reduce to Solve a Complex Problem 
 challengeType: 1
 forumTopicId: 301311
 localeTitle: 使用高阶函数 map、filter 或者 reduce 来解决复杂问题

curriculum/challenges/chinese/02-javascript-algorithms-and-data-structures/functional-programming/use-the-every-method-to-check-that-every-element-in-an-array-meets-a-criteria.md

@@ -1,6 +1,5 @@
 ---
 id: 587d7dab367417b2b2512b6e
-title: Use the every Method to Check that Every Element in an Array Meets a Criteria
 challengeType: 1
 forumTopicId: 301312
 localeTitle: 使用 every 方法检查数组中的每个元素是否符合条件

curriculum/challenges/chinese/02-javascript-algorithms-and-data-structures/functional-programming/use-the-filter-method-to-extract-data-from-an-array.md

@@ -1,6 +1,5 @@
 ---
 id: 587d7b8f367417b2b2512b63
-title: Use the filter Method to Extract Data from an Array
 challengeType: 1
 forumTopicId: 18179
 localeTitle: 使用 filter 方法从数组中提取数据

curriculum/challenges/chinese/02-javascript-algorithms-and-data-structures/functional-programming/use-the-map-method-to-extract-data-from-an-array.md

@@ -1,6 +1,5 @@
 ---
 id: 587d7b8f367417b2b2512b61
-title: Use the map Method to Extract Data from an Array
 challengeType: 1
 forumTopicId: 18214
 localeTitle: 使用 map 方法从数组中提取数据

curriculum/challenges/chinese/02-javascript-algorithms-and-data-structures/functional-programming/use-the-reduce-method-to-analyze-data.md

@@ -1,6 +1,5 @@
 ---
 id: 587d7da9367417b2b2512b68
-title: Use the reduce Method to Analyze Data
 challengeType: 1
 forumTopicId: 301313
 localeTitle: 使用 reduce 方法分析数据

curriculum/challenges/chinese/02-javascript-algorithms-and-data-structures/functional-programming/use-the-some-method-to-check-that-any-elements-in-an-array-meet-a-criteria.md

@@ -1,6 +1,5 @@
 ---
 id: 587d7dab367417b2b2512b6f
-title: Use the some Method to Check that Any Elements in an Array Meet a Criteria
 challengeType: 1
 forumTopicId: 301314
 localeTitle: 使用 some 方法检查数组中是否有元素是否符合条件