initialize 2d vector in c++ code example
Example 1: initializing 2d vector
vector<vector<int> > vec( n , vector<int> (m, 0));
Example 2: initialize 2d array c++
#include <array>
2 #include <iostream>
3
4 using namespace std;
5
6 //remember const!
7 const int ROWS = 2;
8 const int COLS = 3;
int main(){
array<array<int, COLS>, ROWS> matrix = {
1, 2, 3,
4, 5, 6
};
return 0;
}