charpcharchpifSig
pU
sig
edNumpchEchretur
1elseretur
0voidDisti
guishSig
charpi
tClasscharchpswitchchcaseOutputPLUSppTypecou
tPLUSbreakcase
fOutputSUBTRACTppTypecou
tSUBTRACTbreakcaseOutputMULTIPLYppTypecou
tMULTIPLYbreakcaseOutputDIVIDEppTypecou
tDIVIDEbreakcaseOutputLEFTBRACKETppTypecou
tLEFTBRACKETbreakcaseOutputRIGHTBRACKETppTypecou
tRIGHTBRACKETbreakdefaultbreakvoidTypyDisti
guishpri
tf