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21 lines
568 B
HCL
21 lines
568 B
HCL
variable "input" {
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type = string
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}
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locals {
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cleaned_input = replace(var.input, "/ +/", " ")
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lines = split("\n", trim(local.cleaned_input, "\n"))
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lines_split = [for line in local.lines: split(" ", line)]
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left = [for line in local.lines_split: parseint(line[0], 10)]
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right = [for line in local.lines_split: parseint(line[1], 10)]
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left_sorted = sort(local.left)
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right_sorted = sort(local.right)
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diffs = [for i in range(length(local.left_sorted)): abs(local.left_sorted[i] - local.right_sorted[i])]
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}
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output "part1" {
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value = sum(local.diffs)
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}
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