What's wrong?

Question

Bugs when I use "-" and "+" buttons.

https://code.sololearn.com/W0gTJ4IYbwdO/?ref=app

Answer 1

And also line 50
not c = a - c
should be c = c - a
c is the stored overall result
a is the current value on screen

https://code.sololearn.com/WMN5R3rDtWkN/?ref=app

Actually the best analog calculator. Good job

Answer 2

Read comments

Answer 3

Yeah, i was wondering where is c function too

Answer 4

Maneren c is not a function, c is the variable storing the computed variable. The error did not occur because we have not test the result to over 12 digits and enter the if code block

Answer 5

Sorry?

Answer 6

line 50 line 51 typo the function name is cl() not c()

Answer 7

And for matter of style of code
https://code.sololearn.com/W8lMeQL8Jkmr/?ref=app

Answer 8

I meant how can he call function named c when there is no fuction named c, because c is variable

Answer 9

Thank you very much, guys!