length of 2d array c++

int rows = sizeof(arr) / sizeof(arr[0]); // returns rows
int col = sizeof(arr[0]) / sizeof(int); // returns col

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Awgiedawgie 440215 points

                                    std::vector&lt; std::vector&lt;int&gt; &gt; my_array; /* 2D Array */

my_array.size(); /* size of y */
my_array[0].size(); /* size of x */

Thank you! 6

4.17 (6 Votes)

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length of 2d array c++

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