Write a program in C to add two numbers without using + operator?

Answer 1

Can we do it in C++?

int a, b;
std::vector<int> v = {a,b};
int sum = std::accumulate(v.begin(), v.end(), 0);

Answer 2

https://code.sololearn.com/cF4BZHASZmtA/?ref=app

Answer 3

https://code.sololearn.com/c1s6Mlfra02c/?ref=app

Answer 4

I can do -(-a-b) instead of a+b but I do not think this is what you wanted ^^

Answer 5

try reducing the size