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print the first 5 lines in which 2 files differs

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# 1  
Old 03-15-2006
print the first 5 lines in which 2 files differs
it is a simple problem, but I am totally new to shell programming
There are 2 files. I have to print the 5 five lines which are different.
I appreciate any help.
10x.
# 2  
Old 03-16-2006
use comm and head

comm -13 file1 file2 | head -5
comm -23 file1 file2 |head -5
# 3  
Old 03-16-2006
10x a lot, I've tried comm but didn't know what other command to use
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