Initial commit
checking to make sure upload works
new commit
Merge branch 'master' of https://github.com/sorest04/calculator
added stacks .cpp and .h
has an updating output
Merge pull request #1 from dykega/master

added stacks .cpp and .h
add + function
Finished button functionality and added stack window
added Makefile
corrected functions adding to stack
first commit
final interface
updated makefile