commit 1e5c8f6ffb30c599121103d87e0f914b0011a8a3 · aylac.top/advent_of_code

+6 -5
2025/2/gleam/src/main.gleam
···

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

     

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           list.range(r.start, r.end)

     

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

     

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       -
             let s = int.to_string(i)

     

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             let len = string.length(s)

     

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             case len > 1 {

     

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               True ->

     

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       +
             case i >= 10 {

     

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               True -> {

     

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                 let s = int.to_string(i)

     

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                 let len = string.length(s)

     

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                 list.range(len / 2, 1)

     

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                 |> list.fold_until(acc, fn(acc, cur_len) {

     

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                   let n =

     

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                     string.slice(s, 0, cur_len)

     

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                     |> string.repeat(len / cur_len)

     

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       +
                     |> string.repeat(int.max(2, len / cur_len))

     

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                   case n == s {

     

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                     True -> list.Stop(acc + i)

     

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                     False -> list.Continue(acc)

     

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                   }

     

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                 })

     

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       +
               }

     

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               False -> acc

     

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             }

     

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           })