Question

How to loop over multidimensional array C++

Answer 1

#include <iostream>

int main() {
    int arr[2][3] = {
            {1, 2, 3}, 
            {4, 5, 6}
        };
        
    int rows = sizeof(arr) / sizeof(arr[0]);
    int cols = sizeof(arr[0]) / sizeof(arr[0][0]);
    
    for (int i = 0 ; i < rows; i++) {
        std::cout << '\n';
	    for (int j = 0 ; j < cols; j++) {
		    std::cout << arr[i][j] << ' ';
	    }
    }
}




/*
run:

1 2 3 
4 5 6 

*/

 

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