Stdle #20 · classes · 2026-06-26
What does this C++ snippet output?
A past puzzle — fully playable. 4 attempts, hints on wrong guesses.
#include <iostream>void addOne(int x) { x = x + 1; }int main() { int n = 41; addOne(n); addOne(n); std::cout << n << "\n"; return 0;}Classes