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Thanks sir, that worked beautifully.

When I use vi to see what's in the file I get this:

int add1(int x) {^M return x + 1;^M}
^Mint subtract1(int x) {^M return x - 1;^M}
^Mint double_it(int x) {^M return x * 2;^M}...

Still not working :(

I'm using this:

fgrep -f file1.txt file2.txt

To find lines in file1 that match patterns found in file2.

When I add -v:
egrep -v -f file1.txt file2.txt

It won't return non matching...

I totally forgot about redirection!

Thank you!

I am trying to read a txt file and trying to translate multiples spaces into single spaces so the file is more organized, but whenever I try the command:

tr ' ' ' ' w.txt

The output is:
...