MUST USE PERL PROGRAM. PLEASE SHOW THE OUTPUT

Part 3: (10 points Write a perl program that replaces all digits with the name of the digit, so every "O" is replaced with "zero", "1" is replaced with "one", "9" is replaced with "nine". Test your program with your own input file containing digits and letters. Your program should write the result to output file and you need to print both input and output files along with your source code