advent of code 2024 version unix - retour accueil
git clone git://bebou.netlib.re/aoc2024
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3.solve (373B)
1 #! /bin/sh
2
3 addmuls() {
4 grep -Eo '[0-9]+,[0-9]+' |
5 tr ',' '*' | paste -s -d'+' |
6 bc
7 }
8
9 echo "part 1"
10
11 < 3.input grep -Eo 'mul\([0-9]{1,3},[0-9]{1,3}\)' |
12 grep -Eo "[0-9]*" |
13 addmuls
14
15 echo "part 2"
16
17 < 3.input grep -Eo "mul\([0-9]{1,3},[0-9]{1,3}\)|do\(\)|don't\(\)" |
18 sed "/don't()/,/do()/ d;/do()/ d" |
19 #awk 'BEGIN{p=1};/do()/{p=1};/don\047t()/{p=0}p' |
20 addmuls
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