c++ programming

3. Now generate all 4-character combinations for A', 'C, T and 'G', including repetitions of any character, and generate a statistics for each combination, stating how many times it appears in the random matrix of characters. You should ideally print the statistics on the standard console; each entry must be followed by a line feed. For example, three lines in the console could look like this: ACCC, 42421 ACCG, 44211 ACCT, 33221 Use arrays, and nested loops within the main function, where permissible