Hello expert, I actually the got the answer in the textbook solution but itnis just too complicated. please make it understandable for me. thanks

21. Write the data list that results from running the shuffle-left algorithm to clean up the following data. Find the exact number of copies done. 3 0 0 2 6 7 0 0 5 1 21. Write the data list that results from running the shuffle-left algorithm to clean up the following data. Find the exact number of copies done. 3 0 0 2 6 7 0 0 5 1