sskaje
public cpp v1 · immutable#include <iostream>int & ref(int *x, int y){ return x[y];}void main(){ int aa[5] = {1,2,3,4,5}; std::cout << ref(aa, 3); ref(aa, 4) = 1; std::cout << aa[4];}#include <iostream>int & ref(int *x, int y){ return x[y];}void main(){ int aa[5] = {1,2,3,4,5}; std::cout << ref(aa, 3); ref(aa, 4) = 1; std::cout << aa[4];}