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12 lines
289 B
Bash
12 lines
289 B
Bash
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#!/usr/bin/env bash
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tmp=$(mktemp)
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while IFS= read -r line; do
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echo $line >> $tmp
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done
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last_line=$(cat $tmp | tail -n1)
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cat $tmp | awk -F"," 'BEGIN{LAST=-1;skipped=0} {if(LAST!=$3){print $1","$2","$3;skipped=0}else{skipped=1} LAST=$3} END{if(skipped){print "'$last_line'"}}'
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rm $tmp
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