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compare 2 file and print difference in the third file URG PLS

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# 1  
Old 09-24-2007
compare 2 file and print difference in the third file URG PLS
Hi
I have two files in unix. I need to compare two files and print the differed lines in other file

Eg
file1
1111
2222
3333
file2
1111
2222
3333
4444
5555

newfile
4444
5555

Thanks In advance
# 2  
Old 09-24-2007
Code:
comm -3 file1 file2>newfile

# 3  
Old 09-24-2007
if I do this then extra space is getting added at begining of each line in new file
# 4  
Old 09-24-2007
Code:
printf "%s\n" $(comm -3 file1 file2)>newfile

If the words/lines contain spaces:

Code:
rm newfile&&comm -3 file1 file2|while read;do printf "%s\n" "$REPLY">>newfile;done

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