Will anyone see my error???

Question

C++
https://code.sololearn.com/c43bPKjYOPE8/?ref=app

Answer 1

Will u send me the code plz which u have done???

Answer 2

Yes i got my error ,actually i am not calling sum function that's y .....thank u

Answer 3

I think, You have only one class then, no need or no use of making 'friend statement' . Before calling show function, call sum function in or call sum function in show function before display result...