Adding two no. Using arduino.

Question

Any body is there who have a idea to add two no. From arduino.
The task is that we have to take input of two no. From the serial monitor and add them using arduino and then send back the data to serial monitor and print there sum .

Answer 1

Compilation error

Cannot change 'stringsumhelper' to 'int' in assignment
Return code is not 0 😐