/C++/C++ vector extend vector

C++ vector extend vector

C++ vector resize

std::vector<int> vec = {1, 2, 3};
vec.resize(2); // {1, 2}
vec.resize(4); // {1, 2, 0, 0,}
vec.resize(6, 9);  // {1, 2, 0, 0, 9, 9}

3

C++ vector extend vector

std::vector<int> a = {1, 2};
std::vector<int> b = {3, 4, 5};
a.insert(a.end(), b.begin(), b.end()); // a = {1, 2, 3, 4, 5}

0

Similar codes

0 vote107 views1 answer
Cout alternative c++
C++
23 votes126 views2 answers
User input c++
C++
0 vote106 views1 answer
Life the universe and everything solution c++
C++
2 votes117 views1 answer
C++ lambda thread example
C++
14 votes61 views6 answers
Cout c++
C++
17 votes108 views6 answers
Find max value in array c++
C++
0 vote95 views1 answer
How to scan array in c++
C++
0 vote125 views1 answer
How to fill vector from inputs c++
C++
1 vote95 views1 answer
What is the associative property of an operator
C++
10 votes105 views2 answers
C++ function inside main
C++

Share