Suppose we have the following definition:
Vector<int> vec;
// use push_back to put 10 values into vec here.
Vector<int>::iterator itr1, itr2,itr3;
Itr1 = vec.begin) ;
Itr2 = vec.begin) + 5;
Itr3 = vec.end) ;
For this iterator which of the following is incorrect?

Question

Quizplus · Accepted Answer

itr3 is already pointing to the end of the vector, so adding 3 to it will result in undefined behavior.

Suppose We Have the Following Definition