2d array

In C, an array is a collection of elements of the same data type, stored in contiguous memory locations. An index is used to access the elements of an array.

A two-dimensional (2D) array is an arrangement of items in C that are arranged in a grid and are individually identified by a pair of indices: a row index and a column index. A 2D array can be compared to a table or matrix that has rows and columns. A 2D array in C is declared, initialised, and used as follows: