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