main.sh « day01 « 2022 - orangerot/advent-of-code.git - Unnamed repository; edit this file 'description' to name the repository.

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#!/bin/sh
paste -sd+ /dev/stdin | sed 's/++/\n/g' | bc | sort -n 
# ./main.sh < input2.txt | tail -3 | paste -sd+ - | bc