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https://github.com/paradizelost/AdventOfCode2020.git
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46 lines
1.6 KiB
PowerShell
46 lines
1.6 KiB
PowerShell
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$inputdata = get-content .\aocd8input.txt
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#had to change input line 164 from jmp to nop to have it exit successfully. it was the 5th from last line ran
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function run-scenario(){
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param(
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$myinputdata
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)
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$accumulator=0
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$currentline=0
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$ranlines=@{}
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$a=1
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do{
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if($currentline -ge $myinputdata.count){
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write-host "Exiting Gracefully"
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"Exiting Gracefully $accumulator"
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break
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}
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if($ranlines[$currentline]){
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write-host "LOOP: EXITING: $accumulator"
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$a=0
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"ERROR LOOP EXIT $ACCUMULATOR"
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break
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}
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write-host "InputData Index number $currentline, File line number $($currentline+1), instruction: $($myinputdata[$currentline])"
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$ranlines[$currentline]=1
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$command, $linenum = $inputdata[$currentline] -split " "
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if($command -eq 'nop'){
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$currentline += 1
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}elseif($command -eq 'acc'){
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#write-host "Accumulator $linenum"
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if($linenum -like '+*'){
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$accumulator += $linenum -replace "\+"
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} elseif($linenum -like "-*"){
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$accumulator -= $linenum -replace "\-"
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}
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$currentline += 1
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}elseif($command -eq 'jmp'){
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# write-host "Jumping $linenum"
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if($linenum -like '+*'){
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$currentline += $linenum -replace "\+"
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} elseif($linenum -like "-*"){
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$currentline -= $linenum -replace "\-"
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}
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}
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}while($a -eq 1)
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}
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run-scenario -myinputdata $inputdata
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