commit 04e0b64a2ec0cbe6deaf9ca2a310e880c09dfe02 · aylac.top/advent_of_code

+18 -46
2025/3/gleam/src/main.gleam
···

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       import gleam/string

     

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       import simplifile as file

     

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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.map(fn(bank) {

     

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             string.to_graphemes(bank)

     

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             |> list.map(fn(s) { int.parse(s) |> result.unwrap(0) })

     

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           })

     

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       pub fn do(input, digits) {

     

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         input

     

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         |> list.fold(0, fn(acc, bank) {

     

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           let #(n, _) =

     

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             list.range(2, 1)

     

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             list.range(digits, 1)

     

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             |> list.fold(#(0, bank), fn(acc, i) {

     

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               let #(number, bank) = acc

     

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               let bank_find =

     
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             })

     

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           acc + n

     

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         })

     

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         |> int.to_string

     

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         |> io.println

     

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       }

     

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         input

     

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         |> list.fold(0, fn(acc, bank) {

     

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           let #(n, _) =

     

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             list.range(12, 1)

     

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             |> list.fold(#(0, bank), fn(acc, i) {

     

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               let #(number, bank) = acc

     

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               let bank_find =

     

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                 bank

     

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                 |> list.reverse

     

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                 |> list.drop(i - 1)

     

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                 |> list.reverse

     

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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.map(fn(bank) {

     

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             string.to_graphemes(bank)

     

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             |> list.map(fn(s) { int.parse(s) |> result.unwrap(0) })

     

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           })

     

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               let max =

     

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                 bank_find

     

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                 |> list.max(int.compare)

     

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                 |> result.unwrap(list.last(bank) |> result.unwrap(0))

     

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         do(input, 2)

     

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         |> int.to_string

     

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         |> io.println

     

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               let max_loc =

     

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                 bank

     

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                 |> list.index_map(fn(n, i) { #(n, i) })

     

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                 |> list.key_find(max)

     

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                 |> result.unwrap(0)

     

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               #(

     

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                 number

     

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                   + max

     

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                   * float.round(

     

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                   int.power(10, int.to_float(i - 1)) |> result.unwrap(0.0),

     

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                 ),

     

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                 list.drop(bank, max_loc + 1),

     

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               )

     

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             })

     

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           acc + n

     

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         })

     

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         do(input, 12)

     

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         |> int.to_string

     

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         |> io.println

     

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       }