Program must sort digit in ascending order and print it as output

Question

Kindly post the logic

Answer 1

𝐊𝐢𝐢𝐛𝐨 𝐆𝐡𝐚𝐲𝐚𝐥 I think insertion sort is much for usefull what do you say
https://code.sololearn.com/chLNgEYPRBGJ/?ref=app
https://code.sololearn.com/cL3xfE6njNc2/?ref=app

Answer 2

Ok sir

Answer 3

Input 21123
Output 11223

Answer 4

I can't understand the logic pls help