11 lines
243 B
Bash
11 lines
243 B
Bash
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#!/usr/bin/env bash
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INPUT_FILE=input.txt
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paste \
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<(awk '{print $1}' $INPUT_FILE | sort -n ) \
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<(awk '{print $2}' $INPUT_FILE | sort -n ) |
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awk '{ $1 > $2 ? diff = ($1 - $2) : diff = ($2 - $1) ; print diff}' |
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paste -s -d "+" |
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bc
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