Question

Which of the following code fragments do not contain errors?

Cosmo · Accepted Answer

(1) Reference should have a const modifier.
(2) It's ok, value of the i constant is copied into the variable j

Cosmo · Accepted Answer


// 2
const int i = 0; 
int j = i;

Cosmo · Accepted Answer


// 3
int i = 0;
int j = i;

Cosmo · Answer


// 1
const int i = 0;
int &j = i;