ad21/day01/day01.ps1

27 lines
465 B
PowerShell

param(
[parameter(mandatory=$true)]
$path
)
$nums = gc $path | % { [int]$_ }
echo "First question:"
$last = $nums[0]
$nums[1..($nums.count)] | % {
if ($last -lt $_) {
$_
}
$last = $_
} | measure-object | % Count
echo "Second question:"
$last = $nums[0] + $nums[1] + $nums[2]
1..($nums.count-3) | % {
$x = $nums[$_] + $nums[$_+1] + $nums[$_+2]
if ($last -lt $x) {
$x
}
$last = $x
} | measure-object | % count