Update case-62.txt
Merge pull request #11 from alessandro1997/master

update
Create case-81.txt
Create case-82.txt
Create case-83.txt
Create case-84.txt
Create case-85.txt
Create case-86.txt
Create case-87.txt
Create case-88.txt
Create case-89.txt
Create case-90.txt
Merge pull request #85 from galcalde/master

[es] Cases 81 to 90