15 lines
335 B
PowerShell
15 lines
335 B
PowerShell
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function fact([BigInt]$n){
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if($n -ge ([BigInt]::Zero)) {
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$fact = [BigInt]::One
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([BigInt]::One)..$n | foreach{
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$fact = [BigInt]::Multiply($fact, $_)
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}
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$fact
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} else {
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Write-Error "$n is lower than 0"
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}
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}
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"$((Measure-Command {$fact = fact 10}).TotalSeconds) Seconds"
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$fact
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