Description Submission Submission Following is not a simplified version We don’t have to use real stacks, moving pointers(or indices) are enough
The PADS
Description Submission References https://nifannn.github.io/2017/10/21/SQL-Notes-Hackerrank-The-PADS/ https://www.w3schools.com/sql/func_mysql_concat.asp
Type of Triangle
Description Submission Reference https://nifannn.github.io/2017/10/21/SQL-Notes-Hackerrank-Type-of-Triangle/ https://www.w3schools.com/sql/func_mysql_if.asp