Fix basic select challenges list

README.md

@@ -17,24 +17,22 @@ The solutions to all the HackerRank SQL Track Challenges on MySQL Environment.
 |1.|[Revising the Select Query I](https://www.hackerrank.com/challenges/revising-the-select-query)||
 |2.|[Revising the Select Query II](https://www.hackerrank.com/challenges/revising-the-select-query-2)||
 |3.|[Select All](https://www.hackerrank.com/challenges/select-all-sql)||
-|4.|[Stand out from the crowd](https://www.hackerrank.com/skills-verification)||
-|5.|[Select By ID](https://www.hackerrank.com/challenges/select-by-id)||
-|6.|[Japanese Cities' Attributes](https://www.hackerrank.com/challenges/japanese-cities-attributes)||
-|7.|[Japanese Cities' Names](https://www.hackerrank.com/challenges/japanese-cities-name)||
-|8.|[Weather Observation Station 1](https://www.hackerrank.com/challenges/weather-observation-station-1)||
-|9.|[Weather Observation Station 3](https://www.hackerrank.com/challenges/weather-observation-station-3)||
-|10.|[Weather Observation Station 4](https://www.hackerrank.com/challenges/weather-observation-station-4)||
-|11.|[Weather Observation Station 5](https://www.hackerrank.com/challenges/weather-observation-station-5)||
-|12.|[Weather Observation Station 6](https://www.hackerrank.com/challenges/weather-observation-station-6)||
-|13.|[Weather Observation Station 7](https://www.hackerrank.com/challenges/weather-observation-station-7)||
-|14.|[Weather Observation Station 8](https://www.hackerrank.com/challenges/weather-observation-station-8)||
-|15.|[Weather Observation Station 9](https://www.hackerrank.com/challenges/weather-observation-station-9)||
-|16.|[Weather Observation Station 10](https://www.hackerrank.com/challenges/weather-observation-station-10)||
-|17.|[Weather Observation Station 12](https://www.hackerrank.com/challenges/weather-observation-station-12)||
-|18.|[Higher Than 75 Marks](https://www.hackerrank.com/challenges/more-than-75-marks)||
-|19.|[Employee Names](https://www.hackerrank.com/challenges/name-of-employees)||
-|20.|[Employee Salaries](https://www.hackerrank.com/challenges/salary-of-employees)||
-
+|4.|[Select By ID](https://www.hackerrank.com/challenges/select-by-id)||
+|5.|[Japanese Cities' Attributes](https://www.hackerrank.com/challenges/japanese-cities-attributes)||
+|6.|[Japanese Cities' Names](https://www.hackerrank.com/challenges/japanese-cities-name)||
+|7.|[Weather Observation Station 1](https://www.hackerrank.com/challenges/weather-observation-station-1)||
+|8.|[Weather Observation Station 3](https://www.hackerrank.com/challenges/weather-observation-station-3)||
+|9.|[Weather Observation Station 4](https://www.hackerrank.com/challenges/weather-observation-station-4)||
+|10.|[Weather Observation Station 5](https://www.hackerrank.com/challenges/weather-observation-station-5)||
+|11.|[Weather Observation Station 6](https://www.hackerrank.com/challenges/weather-observation-station-6)||
+|12.|[Weather Observation Station 7](https://www.hackerrank.com/challenges/weather-observation-station-7)||
+|13.|[Weather Observation Station 8](https://www.hackerrank.com/challenges/weather-observation-station-8)||
+|14.|[Weather Observation Station 9](https://www.hackerrank.com/challenges/weather-observation-station-9)||
+|15.|[Weather Observation Station 10](https://www.hackerrank.com/challenges/weather-observation-station-10)||
+|16.|[Weather Observation Station 12](https://www.hackerrank.com/challenges/weather-observation-station-12)||
+|17.|[Higher Than 75 Marks](https://www.hackerrank.com/challenges/more-than-75-marks)||
+|18.|[Employee Names](https://www.hackerrank.com/challenges/name-of-employees)||
+|19.|[Employee Salaries](https://www.hackerrank.com/challenges/salary-of-employees)||
 ## Advanced Select
 
 |S.N.|Challenge |Solution|