欧文モールス信号のツリーをGrok3に考えさせて延々とやりとりした成果(?)

morse.dot

digraph MorseTree {
    rankdir=TB;
    bgcolor="white";
    nodesep=0.5;  // 左右間隔を維持
    pad=0.2;      // 余白を維持

    // ノード定義
    START [shape=rectangle];
    E [shape=rectangle]; A [shape=rectangle]; W [shape=rectangle]; J [shape=rectangle];
    I [shape=rectangle]; S [shape=rectangle]; H [shape=rectangle]; V [shape=rectangle];
    U [shape=rectangle]; F [shape=rectangle]; R [shape=rectangle]; L [shape=rectangle];
    P [shape=rectangle]; B [shape=rectangle]; "1" [shape=rectangle]; "2" [shape=rectangle];
    "3" [shape=rectangle]; "4" [shape=rectangle]; "5" [shape=rectangle]; T [shape=rectangle];
    N [shape=rectangle]; D [shape=rectangle]; K [shape=rectangle]; C [shape=rectangle];
    X [shape=rectangle]; "6" [shape=rectangle]; M [shape=rectangle]; G [shape=rectangle];
    Z [shape=rectangle]; "7" [shape=rectangle]; "8" [shape=rectangle]; O [shape=rectangle];
    Q [shape=rectangle]; Y [shape=rectangle]; "9" [shape=rectangle]; "0" [shape=rectangle];
    "(dummy)" [shape=rectangle, label="(dummy)"];
    "(dummy2)" [shape=rectangle, label="(dummy)"];
    "(dummy3)" [shape=rectangle, label="(dummy)"];

    // エッジ定義
    START -> T [penwidth=2, weight=2000];
    T -> N [penwidth=3, style=dashed];
    N -> D [penwidth=3, style=dashed];
    D -> B [penwidth=3, style=dashed];
    B -> "6" [penwidth=3, style=dashed];
    T -> M [penwidth=2, weight=2000];
    M -> G [penwidth=3, style=dashed];
    G -> Z [penwidth=3, style=dashed];
    Z -> "7" [penwidth=3, style=dashed];
    M -> O [penwidth=2, weight=2000];
    O -> "(dummy2)" [penwidth=3, style=dashed];
    "(dummy2)" -> "8" [penwidth=3, style=dashed];
    O -> "(dummy)" [penwidth=2, weight=2000];
    "(dummy)" -> "9" [penwidth=3, style=dashed];
    "(dummy)" -> "0" [penwidth=2, weight=2000];
    G -> Q [penwidth=2, weight=2000];
    N -> K [penwidth=2, weight=2000];
    K -> C [penwidth=3, style=dashed];
    K -> Y [penwidth=2, weight=2000];
    D -> X [penwidth=2, weight=2000];
    START -> E [penwidth=3, style=dashed];
    E -> I [penwidth=3, style=dashed];
    I -> S [penwidth=3, style=dashed];
    S -> H [penwidth=3, style=dashed];
    H -> "5" [penwidth=3, style=dashed];
    E -> A [penwidth=2, weight=2000];
    A -> R [penwidth=3, style=dashed];
    R -> L [penwidth=3, style=dashed];
    A -> W [penwidth=2, weight=2000];
    W -> P [penwidth=3, style=dashed];
    W -> J [penwidth=2, weight=2000];
    J -> "1" [penwidth=2, weight=2000];
    I -> U [penwidth=2, weight=2000];
    U -> F [penwidth=3, style=dashed];
    U -> "(dummy3)" [penwidth=2, weight=2000];
    "(dummy3)" -> "2" [penwidth=2, weight=2000];
    S -> V [penwidth=2, weight=2000];
    V -> "3" [penwidth=2, weight=2000];
    H -> "4" [penwidth=2, weight=2000];

    // rank指定（- の出現回数に基づく、全ノードをカバー）
    {rank=same; START; E; I; S; H; "5"}          // - が 0 回 (6)
    {rank=same; T; N; D; B; "6"; A; R; L; U; V; "4"; F}  // - が 1 回 (12)
    {rank=same; M; G; Z; "7"; W; P; "3"; "(dummy3)"; K; X; C}  // - が 2 回 (11)
    {rank=same; O; "(dummy2)"; "8"; J; "2"; Q; Y}  // - が 3 回 (7)
    {rank=same; "(dummy)"; "9"; "1"}              // - が 4 回 (3)
    {rank=same; "0"}                              // - が 5 回 (1)
}