Write a C code which saves 9-digit numbers to linked lists. Every 9-digit number should be saved to the linked lists like the example below. To manage the numbers we added, tail and/or stack data types should be used. 1) Write a function which sorts the 9-digit numbers from small to large by their last 4 digit. 2) )Write a function which sorts the 9-digit numbers from small to large by their 5th digit. C 7 0 5 . 1 0 . 2 . 0 2 5 NULL