25 lines
321 B
PowerShell
25 lines
321 B
PowerShell
$num = gc 8.txt
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function product() {
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BEGIN {
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[int]$prod = 1
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}
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PROCESS {
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#write-host 'prod ' $prod
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$prod *= [int][string]$_
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#write-host $_ $prod
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}
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END {
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$prod
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}
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}
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$max = 0
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for ($i=0; $i -lt $num.length - 5; $i++) {
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$curr = $num[$($i)..$($i+4)] | product
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if ($curr -gt $max) {
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$max = $curr
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}
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}
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$max
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