diff --git a/.drone.yml b/.drone.yml
deleted file mode 100644
index 6ce4fef4a..000000000
--- a/.drone.yml
+++ /dev/null
@@ -1,13 +0,0 @@
-kind: pipeline
-name: default
-
-workspace:
- base: /go
- path: leetcode/github.com/kylesliu/awesome-golang-algorithm
-
-steps:
- - name: test
- image: golang
- commands:
- - go get
- - go test
\ No newline at end of file
diff --git a/.golangci.yml b/.golangci.yml
deleted file mode 100644
index 71a937203..000000000
--- a/.golangci.yml
+++ /dev/null
@@ -1,6 +0,0 @@
-service:
- project-path: github.com/kylesliu/awesome-golang-algorithm # vanity import path if needed
- golangci-lint-version: 1.12.x
- prepare:
- - go get -t -v ./...
- - bash ./test.sh
diff --git a/.travis.yml b/.travis.yml
deleted file mode 100644
index f51866517..000000000
--- a/.travis.yml
+++ /dev/null
@@ -1,20 +0,0 @@
-language: go
-
-go:
- - 1.11.x
- - 1.12.x
- - 1.13.x
-
-# whitelist
-branches:
- only:
- - master
-# - stable
-
-script:
-- go get -t -v ./...
-#- go vet ./...
-- bash ./test.sh
-
-after_success:
-- bash <(curl -s https://codecov.io/bash)
diff --git a/CONTRIBUTOR.md b/CONTRIBUTOR.md
deleted file mode 100644
index d595620bc..000000000
--- a/CONTRIBUTOR.md
+++ /dev/null
@@ -1 +0,0 @@
-## CONTRIBUTOR
\ No newline at end of file
diff --git a/Companies.md b/Companies.md
deleted file mode 100644
index ba37ae953..000000000
--- a/Companies.md
+++ /dev/null
@@ -1,127 +0,0 @@
-# LeetCode companies
-
-### Google
-```
-4,10,17,20,22,23,31,42,44,50,54,56,57,66,128,133,139,140,146,155,158
-159,162,163,166,173,200,208,212,214,218,224,228,230,231,239,240,246
-247,249,251,253,257,259,261,266,269,270,271,272,274,276,279,280,281
-282,284,286,288,289,293,294,295,297,298,302,305,308,309,310,312,313
-314,315,316,317,318,320,321,323,324,326,327,329,330,331,332,336,340
-341,345,346,348,351,353,354,356,357,358,359,360,361,362,363,368,369
-370,373,374,375,377,378,379,380,382,388,389,391,393,394,397,399,400
-401,402,406,407,408,409,411,415,417,418,421,422,425,444,447,448,451
-459,460,463,465,469,471,474,475,480,481-487,490,493,494,498,501,503
-505,506,514,520,521,522,524,526,527,530,531,533,534,535,541,542,543
-544,545,551,552,560,562,568,569,572
-```
-
-### Facebook
-```
-1,10,13,15,17,20,23,25,26,28,33,38,43,44,49,50,56,57,67,68,69,71,75,76
-78,79,80,85,88,90,91,98,102,117,121,125,127,128,133,139,146,157,158,161
-168,173,200,206,208,209,210,211,215,218,221,234,235,236,238,252,253,257
-261,265,269,273,274,275,277,278,282,283,285,286,297,301,311,314,325,334
-341,377,380,398,404,410,461,477,494,523,525,534,535,543,554
-```
-
-### Linkedin
-```
-1,21,23,33,34,46,47,50,53,56,57,65,68,76,101-104,127,149,150,152
-156,170,173,18,198,205,236,238,243,244,245,254,256,277,297,311,339
-364,366,367,464,515
-```
-
-### Microsoft
-```
-1,2,4,5,8,13,15,20,21,23-26,28,33,46,47,48,53-56,71,73,75,79,88,91
-94,98,101,102,103,106,112,114,116,117,121,124,125,138,141,146,151,153
-160,162,165,168,171,173,174,186,189,191,200,204,206,208,212,213,215
-218,232,235,236,237,238,258,268,270,273,285,297,300,333,348,365,387
-419,445,452,513,567
-```
-
-### Amazon
-```
-1,2,3,5,8,15,1,20,21,,23,42,48,49,73,78,89,98,102,119,121,126,127,138
-139,141,146,155,160,167,186,199,200,204,206,215,234,235,236,238,239,240
-242,297,355,380,387,396,414,438,449,451,459,460,508,516,517,529,532,534
-535,536,537,538,545,579
-```
-
-### Uber
-```
-1,8,10,13,17,22,23,24,33,36,37,39,49,54,76,78,91,104,121,125,133,138
-139,140,146,155,161,171,186,202,206,208,230,242,249,254,262,266,290
-291,297,337,373,380,432,450,516,534,535
-```
-
-### Yelp
-```
-1,3,14,49,56,126,127,151,206,207,218,242,347,380,381,564
-```
-
-
-### Apple
-```
-1,4,7,21,28,36,42,48,69,70,102,104,118,149,151,165,190,191,206,207,215
-221,236,237,238,240,257,284,383
-```
-
-### Bloomberg
-```
-1,2,3,5,7,8,11,13,15,16,20,24,26,33,42,49,50,53,56,62,63,69,79,88,98,100,101,102
-103,105,110,113,117,121,122,131,138,139,141,146,151,155,158,160,172,189,206,208
-215,225,230,232,266,268,2774,283,287,297,386,387,445,556
-```
-
-### Yahoo
-```
-1,4,13,104,139,141,146,206,217,284,297,479,491
-```
-
-### Airbnb
-```
-1,2,10,20,23,68,108,136,160,190,198,202,212,217,219,220,221,227,251
-269,336,385,415
-```
-
-### Snapchat
-```
-36,37,39,40,44,76,96,127,140,146,151,155,161,206,253,269,270,289,312,314,
-377,402,403,439,527
-```
-
-### Two Sigma
-```
-44,289,342,349,547
-```
-
-### Indeed
-```
-453,563
-```
-
-### Mathworks
-```
-500,566
-```
-
-### Alibaba
-```
-548,555
-```
-
-### Baidu
-```
-124,395,397,410,413,446,488,576
-```
-
-### Zappos
-```
-557
-```
-
-### eBay
-```
-416,572
-```
diff --git a/GLOSSARY.md b/GLOSSARY.md
deleted file mode 100644
index 1af8c5573..000000000
--- a/GLOSSARY.md
+++ /dev/null
@@ -1,6 +0,0 @@
-## Term
-Definition for this term
-
-## Another term
-With it's definition, this can contain bold text
-and all other kinds of inline markup ...
\ No newline at end of file
diff --git a/LANGS.md b/README-DOC.md
similarity index 100%
rename from LANGS.md
rename to README-DOC.md
diff --git a/README-List.md b/README-List.md
deleted file mode 100644
index ccf6bfa4b..000000000
--- a/README-List.md
+++ /dev/null
@@ -1,38 +0,0 @@
-# 📝 awesome-golang-leetcode
-
-LeetCode of algorithms with golang solution(updating).
-
-
-

-
-
-## List
-
-| # | Title | Tag | Difficulty |
-| :--- | :--------------------------------------- | :--------------------------------------- | :----------- |
-| 1 | [Two Sum][0001] | Array, Hash Table | Easy |
-| 7 | [Reverse Integer][0007] | Math | Easy |
-| 9 | [Palindrome Number][0009] | Math |Easy |
-| 13 | [Roman to Integer][0013] | Math, String | Easy |
-| 14 | [Longest Common Prefix][0014] | Stack, String | Easy |
-| 20 | [Valid Parentheses][0020] | Linked List | Easy |
-| 21 | [Merge Two Sorted Lists][0021] |Linked List | Easy |
-| 26 | [Remove Duplicates from Sorted Array][0026] | Array, Two Pointers | Easy |
-| 27 | [Remove Element][0027] | Array, Two Pointers | Easy |
-
-
-
-
-
-[companies]: https://github.com/Blankj/awesome-java-leetcode/blob/master/Companies.md
-
-[0001]: https://github.com/kylesliu/awesome-golang-algorithm/tree/master/src/0001.Two-Sum
-[0007]: https://github.com/kylesliu/awesome-golang-algorithm/tree/master/src/0007.Reverse-Integer
-[0009]: https://github.com/kylesliu/awesome-golang-algorithm/tree/master/src/0009.Palindrome-Number
-[0013]: https://github.com/kylesliu/awesome-golang-algorithm/tree/master/src/0013.Roman-to-Integer
-[0014]: https://github.com/kylesliu/awesome-golang-algorithm/tree/master/src/0014.Longest-Common-Prefix
-[0020]: https://github.com/kylesliu/awesome-golang-algorithm/tree/master/src/0020.Valid-Parentheses
-[0021]: https://github.com/kylesliu/awesome-golang-algorithm/tree/master/src/0021.Merge-Two-Sorted-Lists
-[0026]: https://github.com/kylesliu/awesome-golang-algorithm/tree/master/src/0026.Remove-Duplicates-from-Sorted-Array
-[0027]: https://github.com/kylesliu/awesome-golang-algorithm/tree/master/src/0027.Remove-Element
-
diff --git a/SOLUTIONS.md b/SOLUTIONS.md
deleted file mode 100644
index e69de29bb..000000000
diff --git a/SUMMARY-LIST.md b/SUMMARY-LIST.md
deleted file mode 100644
index f8f142d0a..000000000
--- a/SUMMARY-LIST.md
+++ /dev/null
@@ -1,43 +0,0 @@
-# SUMMARY-LIST
-
-
-- Linked List
- - [19. Remove Nth Node From End of List(删除从结尾数第n个结点)](https://leetcode.kyle.link/src/0019.Remove-Nth-Node-From-End-of-List/)
- - [83. Remove Duplicates from Sorted List(删除链表中的重复元素)](https://leetcode.kyle.link/src/0083.Remove-Duplicates-from-Sorted-List/)
- - [206. Reverse Linked List(反转链表)](https://leetcode.kyle.link/src/0206.Reverse-Linked-List/)
- - [92. Reverse Linked List II(反正链表2)](https://leetcode.kyle.link/src/0092.Reverse-Linked-List-II/)
- - [61. Rotate List(链表右移)](https://leetcode.kyle.link/src/0061.Rotate-List/)
- - [143. Reorder List(链表右移2)](https://leetcode.com/problems/reorder-list)
- - [21. Merge Two Sorted Lists(合并已排序的链表)](https://leetcode.kyle.link/src/0021.Merge-Two-Sorted-Lists/)
- - [160. Intersection of Two Linked Lists(寻找链表的交汇点)](https://leetcode.kyle.link/src/0160.Intersection-of-Two-Linked-Lists/)
- - [141. Linked List Cycle(判断链表是否存在环)](https://leetcode.kyle.link/src/0141.Linked-List-Cycle/)
- - [147. Insertion Sort List(链表的插入排序)](https://leetcode.kyle.link/src/0147.Insertion-Sort-List/)
- - [142. Linked List Cycle II(判断链表是否存在环2)](https://leetcode.kyle.link/src/0142.Linked-List-Cycle-II/)
- - [148. Sort List(链表排序)](https://leetcode.kyle.link/src/0148.Sort-List/)
- - [146. LRU Cache (LRU缓存)](https://leetcode.kyle.link/src/0146.LRU-Cache/)
-
-- Depth-first Search
-
-- Tree
-
-- Dynamic Programming
- - [53. Maximum Subarray (求最大连续子序列长度)]()
- - [300. Longest Increasing Subsequence ()]()
- - [72. Edit Distance ()]()
- - [121. Best Time to Buy and Sell Stock()]()
- - [122. Best Time to Buy and Sell Stock II ()]()
- - [123. Best Time to Buy and Sell Stock III ()]()
- - [188. Best Time to Buy and Sell Stock IV ()]()
- - [309. Best Time to Buy and Sell Stock with Cooldown ()]()
- - [198. House Robber ()]()
- - [213. House Robber II ()]()
- - [312. Burst Balloons ()]()
- - [96. Unique Binary Search Trees()]()
- - [140. Word Break II()]()
- - [10. Regular Expression Matching ()]()
-
-
-- QUEUE/STACK
-
-- Hash
-
diff --git a/SUMMARY.md b/SUMMARY.md
index 45f56c780..d39ee489b 100644
--- a/SUMMARY.md
+++ b/SUMMARY.md
@@ -1,6 +1,6 @@
# Table of contents
-* [介绍](README.md)
+* [介绍](README-DOC.md)
## 剑指 Offer
diff --git a/book.json b/book.json
deleted file mode 100644
index 5556f0525..000000000
--- a/book.json
+++ /dev/null
@@ -1,67 +0,0 @@
-{
- "root": "",
- "title": "awesome-golang-leetcode",
- "author": "Kyle Liu",
- "description": "LeetCode 的 golang 题解",
- "language": "en",
- "gitbook" : "3.2.3",
- "structure.readme": "README.md",
- "structure.summary": "SUMMARY.md",
- "structure.glossary": "GLOSSARY.md",
- "structure.languages": "LANGS.md",
-
- "links": {
- "sidebar": {
- "Home": "https://github.com/kylesliu/awesome-golang-algorithm"
- }
- },
- "plugins": [
- "-search",
- "github",
- "advanced-emoji",
- "flexible-alerts",
- "favicon-plus",
- "disqus",
- "sitemap"
- ],
-
- "pluginsConfig": {
- "favicon": "assets/images/favicon.ico",
- "appleTouchIconPrecomposed152": "path to appleTouchIconPrecomposed152.png",
- "output": "book output path",
- "github": {
- "url": "https://github.com/kylesliu/awesome-golang-algorithm"
- },
- "disqus": {
- "shortName": "go-leetcode"
- },
- "sitemap": {
- "hostname": "https://leetcode.gin.sh/"
- },
- "sharing": {
- "weibo": true,
- "facebook": true,
- "twitter": true,
- "google": false,
- "instapaper": false,
- "vk": false,
- "all": [
- "facebook", "google", "twitter","weibo", "instapaper"
- ]
- },
- "flexible-alerts": {
- "note": {
- "label": "Hinweis"
- },
- "tip": {
- "label": "Tip"
- },
- "warning": {
- "label": "Warnung"
- },
- "danger": {
- "label": "Achtung"
- }
- }
- }
-}