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Day 2: Add Zsh solution part 2

This commit is contained in:
Mia Herkt 2021-12-02 11:48:04 +01:00
parent 1f329a9d23
commit 4eed3518d6
Signed by: mia
GPG Key ID: 72E154B8622EC191
1 changed files with 26 additions and 0 deletions

26
02/solution_2.zsh Executable file
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#!/usr/bin/zsh
integer aim=0
integer h=0
integer v=0
IFS="
"
for line in "${(@f)}"$(<input.txt)
{
cmd=(${(s/ /)line})
case $cmd[1] in
down)
((aim += $cmd[2]))
;;
up)
((aim -= $cmd[2]))
;;
forward)
((h += $cmd[2]))
((v += aim * $cmd[2]))
;;
esac
}
print Answer: $((h * v))