Day10

# Part 1
[string[]]$instructions = $puzzleInput -split '\n' | Select -SkipLast 1
$cpu = [ordered]@{}
$cpu.register = 1
$cpu.cycle = 1
$dB = [ordered]@{}
$checkdBincr = {
    if ($cpu.cycle % 20 -eq 0) {
        $dB.$($cpu.cycle) = $cpu.register * $cpu.cycle
    }
    $cpu.cycle++
}
for ($i = 0; $i -lt $instructions.count; $i++) {
    &$checkdBincr
    if ($instructions[$i] -eq 'noop') {continue}
    $null,[int]$addX = $instructions[$i] -split ' '
    &$checkdBincr
    $cpu.register = $cpu.register + $addX
}
$dB.sum = (20,60,100,140,180,220 | Foreach {$dB["$_"]} | Measure -Sum).Sum
$dB