in the loop, you set cp[i] to a reference to the variable value. value is the same variable through the loop, with different values copied inside it, first A th

in the loop, you set cp[i] to a reference to the variable value. value is the same variable through the loop, with different values copied inside it, first A then B then C. So at the end you have cp having three times a reference to value, with the last value in it, namely C.