commit a28a79b2fdc2ee9fafe674ade6a79238bfedd5f1 · aylac.top/advent_of_code

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2015/17/gleam/gleam.toml

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       name = "main"

     

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       version = "1.0.0"

     

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       # Fill out these fields if you intend to generate HTML documentation or publish

     

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       # your project to the Hex package manager.

     

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       #

     

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       # description = ""

     

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       # licences = ["Apache-2.0"]

     

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       # repository = { type = "github", user = "", repo = "" }

     

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       # links = [{ title = "Website", href = "" }]

     

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       #

     

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       # For a full reference of all the available options, you can have a look at

     

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       # https://gleam.run/writing-gleam/gleam-toml/.

     

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       [dependencies]

     

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       gleam_stdlib = ">= 0.44.0 and < 2.0.0"

     

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       simplifile = ">= 2.3.0 and < 3.0.0"

     

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       [dev-dependencies]

     

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       gleeunit = ">= 1.0.0 and < 2.0.0"

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2015/17/gleam/manifest.toml

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       # This file was generated by Gleam

     

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       # You typically do not need to edit this file

     

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       packages = [

     

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         { name = "filepath", version = "1.1.2", build_tools = ["gleam"], requirements = ["gleam_stdlib"], otp_app = "filepath", source = "hex", outer_checksum = "B06A9AF0BF10E51401D64B98E4B627F1D2E48C154967DA7AF4D0914780A6D40A" },

     

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         { name = "gleam_stdlib", version = "0.65.0", build_tools = ["gleam"], requirements = [], otp_app = "gleam_stdlib", source = "hex", outer_checksum = "7C69C71D8C493AE11A5184828A77110EB05A7786EBF8B25B36A72F879C3EE107" },

     

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         { name = "gleeunit", version = "1.7.0", build_tools = ["gleam"], requirements = ["gleam_stdlib"], otp_app = "gleeunit", source = "hex", outer_checksum = "CD701726CBCE5588B375D157B4391CFD0F2F134CD12D9B6998A395484DE05C58" },

     

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         { name = "simplifile", version = "2.3.0", build_tools = ["gleam"], requirements = ["filepath", "gleam_stdlib"], otp_app = "simplifile", source = "hex", outer_checksum = "0A868DAC6063D9E983477981839810DC2E553285AB4588B87E3E9C96A7FB4CB4" },

     

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       ]

     

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       [requirements]

     

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       gleam_stdlib = { version = ">= 0.44.0 and < 2.0.0" }

     

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       gleeunit = { version = ">= 1.0.0 and < 2.0.0" }

     

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       simplifile = { version = ">= 2.3.0 and < 3.0.0" }

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2015/17/gleam/src/main.gleam

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       import gleam/dict

     

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       import gleam/int

     

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       import gleam/io

     

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       import gleam/list

     

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       import gleam/result

     

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       import gleam/string

     

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       import simplifile as file

     

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       fn check_containers_part1(input, remaining, right_options) {

     

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         case remaining {

     

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           0 -> right_options + 1

     

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           r if r < 0 -> right_options

     

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           _ -> {

     

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             let #(_, right_options) =

     

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               input

     

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               |> dict.fold(#(input, right_options), fn(acc, cid, cv) {

     

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                 let #(input, right_options) = acc

     

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                 let input = input |> dict.delete(cid)

     

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                 #(input, check_containers_part1(input, remaining - cv, right_options))

     

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               })

     

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             right_options

     

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           }

     

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         }

     

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       }

     

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       fn check_containers_part2(input, remaining, right_options, jars_used) {

     

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         case remaining {

     

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           0 ->

     

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             right_options

     

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             |> dict.insert(

     

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               jars_used,

     

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               { dict.get(right_options, jars_used) |> result.unwrap(0) } + 1,

     

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             )

     

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           r if r < 0 -> right_options

     

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           _ -> {

     

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             let #(_, right_options) =

     

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               input

     

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               |> dict.fold(#(input, right_options), fn(acc, cid, cv) {

     

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                 let #(input, right_options) = acc

     

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                 let input = input |> dict.delete(cid)

     

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                 #(

     

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                   input,

     

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                   check_containers_part2(

     

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                     input,

     

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                     remaining - cv,

     

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                     right_options,

     

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                     jars_used + 1,

     

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                   ),

     

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                 )

     

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               })

     

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             right_options

     

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           }

     

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         }

     

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       }

     

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       pub fn main() {

     

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         let assert Ok(input) = file.read(from: "../input.txt")

     

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           as "Input file not found"

     

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         let #(input, _) =

     

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           input

     

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           |> string.trim

     

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           |> string.split("\n")

     

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           |> list.fold(#(dict.new(), 1), fn(l, v) {

     

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             #(dict.insert(l.0, l.1, int.parse(v) |> result.unwrap(0)), l.1 + 1)

     

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           })

     

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         check_containers_part1(input, 150, 0)

     

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         |> int.to_string

     

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         |> io.println

     

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         let #(_number_of_jars, possibilities) =

     

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           check_containers_part2(input, 150, dict.new(), 0)

     

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           |> dict.fold(#(999_999, 0), fn(last, number_of_jars, possibilities) {

     

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             case last.0 > number_of_jars {

     

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               True -> #(number_of_jars, possibilities)

     

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               False -> last

     

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             }

     

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           })

     

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         possibilities

     

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         |> int.to_string

     

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         |> io.println

     

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       }