Initialization of 2D array
int nums[2][3] = { {16, 18, 20}, {25, 26, 27} };Initialization of 2D array
int nums[2][3] = { {16, 18, 20}, {25, 26, 27} };declaring 2d dynamic array c++
int** arr = new int*[10]; // Number of Students
int i=0, j;
for (i; i<10; i++)
arr[i] = new int[5]; // Number of Courses
/*In line[1], you're creating an array which can store the addresses
of 10 arrays. In line[4], you're allocating memories for the
array addresses you've stored in the array 'arr'. So it comes out
to be a 10 x 5 array. */initialise 2d vector in c++
// Initializing 2D vector "vect" with
// values
vector<vector<int> > vect{ { 1, 2, 3 },
{ 4, 5, 6 },
{ 7, 8, 9 } };how to initialize 2d array with values c++
int main()
{
int arr[2][5] =
{
{1,8,12,20,25},
{5,9,13,24,26}
};
}get elements of 2d array c++
void printMatrix(array<array<int, COLS>, ROWS> matrix){
for (auto row : matrix){
//auto infers that row is of type array<int, COLS>
for (auto element : row){
cout << element << ' ';
}
cout << endl;
}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;
}Copyright © 2021 Codeinu
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