Write the algorithm for deleting and inserting a two dimensional array

Question

two algorithm

Answer 1

Write the algorithm for deleting and inserting a two dimensional array

two algorithm

Answer 2

Tnx

Answer 3

int arr[3][3];

for (int i = 0; i < 3; i++)
{
for (int j = 0; j < 3; j++)
{
std::cin >> arr[i][j];
}
}

Answer 4

how to delete an item from 2D array??