/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

1 vote129 views1 answer
Sjfoajf;klsjflasdkfjk;lasjfjajkf;dslafjdjalkkkjakkkkkkkkkkkkkkkkfaWZdfbhjkkkk gauds
C++
-1 vote150 views2 answers
Function template c++
C++
5 votes142 views3 answers
Print array c++
C++
-1 vote137 views1 answer
Int to hexadecimal in c++
C++
0 vote166 views1 answer
Compile and run cpp file on mac c++
C++
1 vote263 views1 answer
Heap pinter c++
C++
0 vote180 views1 answer
Warning: base will be initialized after
C++
-1 vote137 views1 answer
Cast c++
C++
3 votes152 views1 answer
Map declaration c++
C++
8 votes146 views2 answers
C++ factorial
C++

Share