/C++/C++ access second last element of vector

C++ access second last element of vector

Access last element in vector in c++

vector<int> v;
cout << v[v.size() - 1];
cout << *(v.end() - 1);
cout << *v.rbegin();
// all three of them work

19

Cpp get last element of vector

vector<int> vec;
vec.push_back(0);
vec.push_back(1);
int last_element = vec.back();
int also_last_element = vec[vec.size() - 1];

2

C++ access second last element of vector

arr2.rbegin()[1] // rbegin() is reverse order starting at 0 for last element, 1 for second-last

0

Source: stackoverflow.com

Similar codes

11 votes224 views2 answers
Convert decimal to binary c++
C++
0 vote202 views1 answer
How to create a custom event in ue4 c++
C++
-1 vote184 views1 answer
Sinonimo de tratar
C++
0 vote193 views1 answer
Input time from console C++
C++
20 votes238 views3 answers
How to append to a vector c++
C++
0 vote199 views1 answer
Arduino buildin let
C++
0 vote227 views2 answers
Find prime number c++
C++
0 vote186 views1 answer
Qt file explorer
C++
0 vote215 views1 answer
Why do men drink liquor
C++
9 votes276 views2 answers
C++ remove last element from array
C++

Share