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Bert Peters
2024-12-20 20:30:53 +01:00
parent 329cd4e471
commit 9e552c9b6a
1 changed files with 13 additions and 11 deletions
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24
2024/bonus/day11/step/main.tf
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@@ -3,26 +3,28 @@ variable "prev" {
}
locals {
not_a_module = {
for num, _ in var.prev : num => (
by_value = flatten([
for num, count in var.prev : (
tonumber(num) == 0
? [1]
? [{ number = 1, amount = count }]
: (
length(tostring(num)) % 2 == 0
? [
tonumber(substr(tostring(num), 0, length(tostring(num)) / 2)),
tonumber(substr(tostring(num), length(tostring(num)) / 2, length(tostring(num)) / 2)),
{
number = tonumber(substr(tostring(num), 0, length(tostring(num)) / 2)),
amount = count
},
{
number = tonumber(substr(tostring(num), length(tostring(num)) / 2, length(tostring(num)) / 2)),
amount = count,
},
]
: [num * 2024]
: [{ number = 2024 * num, amount = count }]
)
)
}
by_value = flatten([
for key, value in local.not_a_module :
[for result in value : { num = result, count = var.prev[key] }]
])
grouped = { for kv in local.by_value : kv.num => kv.count... }
grouped = { for kv in local.by_value : kv.number => kv.amount... }
}
output "next" {