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A comment on Problem solving with Unix commands. Parent comment

Re:Problem solving with Unix commands by jraph on Thursday February 14, 2019 @09:03AM (#19161898) 

    $ echo -e '0001\n0010\n0002\n0' | bc
    1
    10
    2
    0
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Re:Problem solving with Unix commands by hellabites on Thursday February 14, 2019 @06:31PM (#19167104)
This is better relative to the `sed` solution as it handles the `0000` case well.
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