Adding numbers larger than long long in C++

Question

I want to add two numbers which is the largest values that a long long integer can hold; and print it. If I don\'t store the value of sum in a variable, I just print it usin

Answer 1

No, at first it counts (theLastValueOfLongLong + theLastValueOfLongLong) (which causes overflow or freezes at max value available) and then it sends result into cout.<<(long long) operator