To learn or if you want to contribute... Or as I did, just to take a look...
https://github.com/Microsoft/calculator
https://github.com/Microsoft/calculator
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Bayron Landaverry
xBasePHP.com
(215)2226600 Philadelphia,PA, USA
MayaBuilders@gMail.com
Guatemala
FWH25.06--Harbour 3.0.0--BCC7.7--UEstudio 10.10
Windows 10
FiveWin, One line of code and it's done...