refactor README.md for shell problems

fishercoder1534 · fishercoder1534 · commit 57cf28e08ff6 · 2019-12-22T11:35:03.000-08:00
diff --git a/README.md b/README.md
@@ -832,62 +832,62 @@ _If you like this project, please leave me a star._ &#9733;
 |  #  |      Title     |   Solutions   | Video         | Difficulty    | Tag          
 |-----|----------------|---------------|---------------|---------------|-------------
 |1280|[Students and Examinations](https://leetcode.com/problems/students-and-examinations/)|[Solution](../master/database/_1280.sql) | [:tv:](https://www.youtube.com/watch?v=ThbkV4Fs7iE)| Easy |
-|1251|[Average Selling Price](https://leetcode.com/problems/average-selling-price//)|[Solution](../master/database/_1251.sql) | | | Easy |
-|1179|[Reformat Department Table](https://leetcode.com/problems/reformat-department-table/)|[Solution](../master/database/_1179.sql) | | | Easy |
-|1069|[Product Sales Analysis II](https://leetcode.com/problems/product-sales-analysis-ii/)|[Solution](../master/database/_1069.sql) | | | Easy |
-|1068|[Product Sales Analysis I](https://leetcode.com/problems/product-sales-analysis-i/)|[Solution](../master/database/_1068.sql) | | | Easy |
-|627|[Swap Salary](https://leetcode.com/problems/swap-salary/)|[Solution](../master/database/_627.sql) | | | Easy |
-|626|[Exchange Seats](https://leetcode.com/problems/exchange-seats/)|[Solution](../master/database/_626.sql) | | | Medium |
-|620|[Not Boring Movies](https://leetcode.com/problems/not-boring-movies/)|[Solution](../master/database/_620.sql) | | | Easy |
-|619|[Biggest Single Number](https://leetcode.com/problems/biggest-single-number/)|[Solution](../master/database/_619.sql) | | | Easy |
-|618|[Students Report By Geography](https://leetcode.com/problems/students-report-by-geography/)|[Solution](../master/database/_618.sql) | | | Hard | Session Variables
-|615|[Average Salary: Departments VS Company](https://leetcode.com/problems/average-salary-departments-vs-company/)|[Solution](../master/database/_615.sql) | | | Hard| 
-|614|[Second Degree Follower](https://leetcode.com/problems/second-degree-follower/)|[Solution](../master/database/_614.sql) | | | Medium | Inner Join
-|613|[Shortest Distance in a Line](https://leetcode.com/problems/shortest-distance-in-a-line/)|[Solution](../master/database/_613.sql) | || Easy|
-|612|[Shortest Distance in a Plane](https://leetcode.com/problems/shortest-distance-in-a-plane/)|[Solution](../master/database/_612.sql) | || Medium|
-|610|[Triangle Judgement](https://leetcode.com/problems/triangle-judgement/)|[Solution](../master/src/main/java/com/fishercoder/solutions/_610.java) | | | Easy | 
-|608|[Tree Node](https://leetcode.com/problems/tree-node/)|[Solution](../master/database/_608.sql) | | | Medium | Union
-|607|[Sales Person](https://leetcode.com/problems/sales-person/)|[Solution](../master/database/_607.sql) | | | Easy |
-|603|[Consecutive Available Seats](https://leetcode.com/problems/sales-person/)|[Solution](../master/database/_603.sql) | | | Easy |
-|602|[Friend Requests II: Who Has the Most Friends](https://leetcode.com/problems/friend-requests-ii-who-has-the-most-friends/)|[Solution](../master/database/_602.sql) | | | Medium |
-|601|[Human Traffic of Stadium](https://leetcode.com/problems/human-traffic-of-stadium/)|[Solution](../master/database/_601.sql) | | | Hard |
-|597|[Friend Requests I: Overall Acceptance Rate](https://leetcode.com/problems/friend-requests-i-overall-acceptance-rate/)|[Solution](../master/database/_597.sql) | | | Easy |
-|596|[Classes More Than 5 Students](https://leetcode.com/problems/classes-more-than-5-students/)|[Solution](../master/database/_596.sql) | || Easy |
-|595|[Big Countries](https://leetcode.com/problems/big-countries/)|[Solution](../master/database/_595.sql) | O(n) |O(1) | Easy |
-|586|[Customer Placing the Largest Number of Orders](https://leetcode.com/problems/customer-placing-the-largest-number-of-orders/)|[Solution](../master/database/_586.sql) | | | Easy|
-|585|[Investments in 2016](https://leetcode.com/problems/investments-in-2016/)|[Solution](../master/database/_585.java) | || Medium|
-|584|[Find Customer Referee](https://leetcode.com/problems/find-customer-referee/)|[Solution](../master/database/_584.java) | || Easy|
-|580|[Count Student Number in Departments](https://leetcode.com/problems/count-student-number-in-departments/)|[Solution](../master/database/_580.sql) | || Medium | Left Join
-|578|[Get Highest Answer Rate Question](https://leetcode.com/problems/get-highest-answer-rate-question/)|[Solution](../master/database/_578.sql) | || Medium |
-|577|[Employee Bonus](https://leetcode.com/problems/employee-bonus/)|[Solution](../master/database/_577.sql) | || Easy |
-|574|[Winning Candidate](https://leetcode.com/problems/winning-candidate/)|[Solution](../master/database/_574.sql) | || Medium |
-|571|[Find Median Given Frequency of Numbers](https://leetcode.com/problems/find-median-given-frequency-of-numbers/)|[Solution](../master/database/_571.sql) | || Hard |
-|570|[Managers with at Least 5 Direct Reports](https://leetcode.com/problems/managers-with-at-least-5-direct-reports/)|[Solution](../master/database/_570.sql) | || Medium |
-|569|[Median Employee Salary](https://leetcode.com/problems/median-employee-salary/)|[Solution](../master/database/_569.sql) | || Hard |
-|511|[Game Play Analysis I](https://leetcode.com/problems/game-play-analysis-i/)|[Solution](../master/database/_511.sql)||| Easy| 
-|262|[Trips and Users](https://leetcode.com/problems/trips-and-users/)|[Solution](../master/database/_262.sql)||| Hard| Inner Join
-|197|[Rising Temperature](https://leetcode.com/problems/rising-temperature/)|[Solution](../master/database/_197.sql)| O(n^2)|O(n) | Easy|
-|196|[Delete Duplicate Emails](https://leetcode.com/problems/delete-duplicate-emails/)|[Solution](../master/database/_196.sql)| O(n^2)|O(n) | Easy|
-|185|[Department Top Three Salaries](https://leetcode.com/problems/department-top-three-salaries)|[Solution](../master/database/_185.sql)| | | Hard|
-|184|[Department Highest Salary](https://leetcode.com/problems/department-highest-salary)|[Solution](../master/database/_184.sql)| O(n^2)|O(n) | Medium|
-|183|[Customers Who Never Order](https://leetcode.com/problems/customers-who-never-order/)|[Solution](../master/database/_183.sql)| O(n^2)|O(n) | Easy|
-|182|[Duplicate Emails](https://leetcode.com/problems/duplicate-emails/)|[Solution](../master/database/_182.sql)| O(n^2)|O(n) | Easy| 
-|181|[Employees Earning More Than Their Managers](https://leetcode.com/problems/employees-earning-more-than-their-managers/)|[Solution](../master/database/_181.sql)| O(n^2)|O(n) | Easy|
-|180|[Consecutive Numbers](https://leetcode.com/problems/consecutive-numbers)|[Solution](../master/database/_180.sql)| O(n)|O(n) | Medium|
-|178|[Rank Scores](https://leetcode.com/problems/rank-scores/)|[Solution](../master/database/_178.sql)| ? | ? | Medium|
-|177|[Nth Highest Salary](https://leetcode.com/problems/nth-highest-salary/)|[Solution](../master/database/_177.sql)| O(n) | O(1) | Medium|
-|176|[Second Highest Salary](https://leetcode.com/problems/second-highest-salary/)|[Solution](../master/database/_176.sql)| O(n)|O(1) | Easy|
-|175|[Combine Two Tables](https://leetcode.com/problems/combine-two-tables/)|[Solution](../master/database/_175.sql)| O(m+n)|O(m+n) | Easy|
+|1251|[Average Selling Price](https://leetcode.com/problems/average-selling-price//)|[Solution](../master/database/_1251.sql) | | Easy |
+|1179|[Reformat Department Table](https://leetcode.com/problems/reformat-department-table/)|[Solution](../master/database/_1179.sql) |  | Easy |
+|1069|[Product Sales Analysis II](https://leetcode.com/problems/product-sales-analysis-ii/)|[Solution](../master/database/_1069.sql) |  | Easy |
+|1068|[Product Sales Analysis I](https://leetcode.com/problems/product-sales-analysis-i/)|[Solution](../master/database/_1068.sql) | | Easy |
+|627|[Swap Salary](https://leetcode.com/problems/swap-salary/)|[Solution](../master/database/_627.sql) | | Easy |
+|626|[Exchange Seats](https://leetcode.com/problems/exchange-seats/)|[Solution](../master/database/_626.sql) | | Medium |
+|620|[Not Boring Movies](https://leetcode.com/problems/not-boring-movies/)|[Solution](../master/database/_620.sql) | | Easy |
+|619|[Biggest Single Number](https://leetcode.com/problems/biggest-single-number/)|[Solution](../master/database/_619.sql)  | | Easy |
+|618|[Students Report By Geography](https://leetcode.com/problems/students-report-by-geography/)|[Solution](../master/database/_618.sql) | | Hard | Session Variables
+|615|[Average Salary: Departments VS Company](https://leetcode.com/problems/average-salary-departments-vs-company/)|[Solution](../master/database/_615.sql) | | Hard| 
+|614|[Second Degree Follower](https://leetcode.com/problems/second-degree-follower/)|[Solution](../master/database/_614.sql) | | Medium | Inner Join
+|613|[Shortest Distance in a Line](https://leetcode.com/problems/shortest-distance-in-a-line/)|[Solution](../master/database/_613.sql) || Easy|
+|612|[Shortest Distance in a Plane](https://leetcode.com/problems/shortest-distance-in-a-plane/)|[Solution](../master/database/_612.sql) || Medium|
+|610|[Triangle Judgement](https://leetcode.com/problems/triangle-judgement/)|[Solution](../master/src/main/java/com/fishercoder/solutions/_610.java) | | Easy | 
+|608|[Tree Node](https://leetcode.com/problems/tree-node/)|[Solution](../master/database/_608.sql) | | Medium | Union
+|607|[Sales Person](https://leetcode.com/problems/sales-person/)|[Solution](../master/database/_607.sql) | | Easy |
+|603|[Consecutive Available Seats](https://leetcode.com/problems/sales-person/)|[Solution](../master/database/_603.sql) | | Easy |
+|602|[Friend Requests II: Who Has the Most Friends](https://leetcode.com/problems/friend-requests-ii-who-has-the-most-friends/)|[Solution](../master/database/_602.sql) | | Medium |
+|601|[Human Traffic of Stadium](https://leetcode.com/problems/human-traffic-of-stadium/)|[Solution](../master/database/_601.sql) | | Hard |
+|597|[Friend Requests I: Overall Acceptance Rate](https://leetcode.com/problems/friend-requests-i-overall-acceptance-rate/)|[Solution](../master/database/_597.sql) | | Easy |
+|596|[Classes More Than 5 Students](https://leetcode.com/problems/classes-more-than-5-students/)|[Solution](../master/database/_596.sql) || Easy |
+|595|[Big Countries](https://leetcode.com/problems/big-countries/)|[Solution](../master/database/_595.sql) |  | Easy |
+|586|[Customer Placing the Largest Number of Orders](https://leetcode.com/problems/customer-placing-the-largest-number-of-orders/)|[Solution](../master/database/_586.sql) | | Easy|
+|585|[Investments in 2016](https://leetcode.com/problems/investments-in-2016/)|[Solution](../master/database/_585.java) || Medium|
+|584|[Find Customer Referee](https://leetcode.com/problems/find-customer-referee/)|[Solution](../master/database/_584.java) || Easy|
+|580|[Count Student Number in Departments](https://leetcode.com/problems/count-student-number-in-departments/)|[Solution](../master/database/_580.sql) | |Medium | Left Join
+|578|[Get Highest Answer Rate Question](https://leetcode.com/problems/get-highest-answer-rate-question/)|[Solution](../master/database/_578.sql) || Medium |
+|577|[Employee Bonus](https://leetcode.com/problems/employee-bonus/)|[Solution](../master/database/_577.sql) || Easy |
+|574|[Winning Candidate](https://leetcode.com/problems/winning-candidate/)|[Solution](../master/database/_574.sql) || Medium |
+|571|[Find Median Given Frequency of Numbers](https://leetcode.com/problems/find-median-given-frequency-of-numbers/)|[Solution](../master/database/_571.sql)  || Hard |
+|570|[Managers with at Least 5 Direct Reports](https://leetcode.com/problems/managers-with-at-least-5-direct-reports/)|[Solution](../master/database/_570.sql) || Medium |
+|569|[Median Employee Salary](https://leetcode.com/problems/median-employee-salary/)|[Solution](../master/database/_569.sql) || Hard |
+|511|[Game Play Analysis I](https://leetcode.com/problems/game-play-analysis-i/)|[Solution](../master/database/_511.sql)|| Easy| 
+|262|[Trips and Users](https://leetcode.com/problems/trips-and-users/)|[Solution](../master/database/_262.sql)||Hard| Inner Join
+|197|[Rising Temperature](https://leetcode.com/problems/rising-temperature/)|[Solution](../master/database/_197.sql)|  | Easy|
+|196|[Delete Duplicate Emails](https://leetcode.com/problems/delete-duplicate-emails/)|[Solution](../master/database/_196.sql)| |Easy|
+|185|[Department Top Three Salaries](https://leetcode.com/problems/department-top-three-salaries)|[Solution](../master/database/_185.sql)|  | Hard|
+|184|[Department Highest Salary](https://leetcode.com/problems/department-highest-salary)|[Solution](../master/database/_184.sql)| | Medium|
+|183|[Customers Who Never Order](https://leetcode.com/problems/customers-who-never-order/)|[Solution](../master/database/_183.sql)|  | Easy|
+|182|[Duplicate Emails](https://leetcode.com/problems/duplicate-emails/)|[Solution](../master/database/_182.sql)|  | Easy| 
+|181|[Employees Earning More Than Their Managers](https://leetcode.com/problems/employees-earning-more-than-their-managers/)|[Solution](../master/database/_181.sql)| | Easy|
+|180|[Consecutive Numbers](https://leetcode.com/problems/consecutive-numbers)|[Solution](../master/database/_180.sql)|  | Medium|
+|178|[Rank Scores](https://leetcode.com/problems/rank-scores/)|[Solution](../master/database/_178.sql)| | Medium|
+|177|[Nth Highest Salary](https://leetcode.com/problems/nth-highest-salary/)|[Solution](../master/database/_177.sql)| | Medium|
+|176|[Second Highest Salary](https://leetcode.com/problems/second-highest-salary/)|[Solution](../master/database/_176.sql)| | Easy|
+|175|[Combine Two Tables](https://leetcode.com/problems/combine-two-tables/)|[Solution](../master/database/_175.sql)| | Easy|
 
 
 ## Shell
 
-|  #  |      Title     |   Solutions   | Time          | Space         | Difficulty  | Tag          
-|-----|----------------|---------------|---------------|---------------|-------------|--------------
-|195|[Tenth Line](https://leetcode.com/problems/tenth-line/)|[Solution](../master/shell/TenthLine.sh)| O(n)|O(1) | Easy|
-|194|[Transpose File](https://leetcode.com/problems/transpose-file/)|[Solution](../master/shell/TransposeFile.sh)| O(n^2)|O(n^2) | Medium|
-|193|[Valid Phone Numbers](https://leetcode.com/problems/valid-phone-numbers/)|[Solution](../master/shell/ValidPhoneNumbers.sh)| O(n)|O(1) | Easy|
-|192|[Word Frequency](https://leetcode.com/problems/word-frequency/)|[Solution](../master/shell/_192.sh)| O(n)|O(k) | Medium|
+|  #  |      Title     |   Solutions   | Video         | Difficulty    | Tag          
+|-----|----------------|---------------|---------------|---------------|-------------
+|195|[Tenth Line](https://leetcode.com/problems/tenth-line/)|[Solution](../master/shell/TenthLine.sh)|  | Easy|
+|194|[Transpose File](https://leetcode.com/problems/transpose-file/)|[Solution](../master/shell/TransposeFile.sh)|  | Medium|
+|193|[Valid Phone Numbers](https://leetcode.com/problems/valid-phone-numbers/)|[Solution](../master/shell/ValidPhoneNumbers.sh)| | Easy|
+|192|[Word Frequency](https://leetcode.com/problems/word-frequency/)|[Solution](../master/shell/_192.sh)| | Medium|
 
 
 ## Contributing
