Write a C program create an arbitrary file named pairs.txt which has pairs of words (exactly two words) on each line that are separated with an arbitrary number of blank spaces. Write a function to find the pairs which are in ascending alphabetical order and write them to a new file called order.txt..

Sample Run:

pairs:

star wars

the mandalorian

force awakens

clone wars

rogue one

baby yoda

order:

star wars

clone wars

baby yoda