Files
adventofcode/2024/bonus/day04/check_point/check_x_mas/main.tf

31 lines
610 B
HCL

variable "grid" {
type = list(string)
}
variable "x" {
type = number
}
variable "y" {
type = number
}
locals {
found_a = substr(var.grid[var.y], var.x, 1) == "A"
c1 = substr(var.grid[var.y - 1], var.x - 1, 1)
c2 = substr(var.grid[var.y - 1], var.x + 1, 1)
c3 = substr(var.grid[var.y + 1], var.x + 1, 1)
c4 = substr(var.grid[var.y + 1], var.x - 1, 1)
d1 = "${local.c1}${local.c3}"
d2 = "${local.c2}${local.c4}"
found_d1 = contains(["SM", "MS"], local.d1)
found_d2 = contains(["SM", "MS"], local.d2)
}
output "found" {
value = local.found_a && local.found_d1 && local.found_d2
}