write my assignment 1153

MAKE SURE YOU CAN TRACE THIS CODE LINE BY LINE. INSERT ADDITIONAL PRINT STATEMENTS AND/OR MODIFY THE EXISTING ONES IF YOU NEED TO. You will have to create a file input.txt and put values into it before you can run the code. What should that file look like? Output.txt file will be automatically created. PROGRAM testio INTEGER:: numlines, I REAL:: a,b,c PRINT *,”This program will open file input.txt, read from it,” PRINT *,”process the numbers and ” PRINT *,”write out to output.txt.” PRINT *, ” ” PRINT *, “Assumption: input.txt has at least 3 numbers per line.” What happens if input.txt does not exist before you run this code? Properly?