flowchart LR
 subgraph Apa["Apa"]
        A["Start"]
        B["This is B"]
  end
    A --> B & C["C"]
    Apa --> C
      

flowchart LR
 subgraph Apa["Apa"]
    B --> B &   C
  end
      

stateDiagram
direction LR
      state Gorilla0 {
        state Apa0 {
          A0 --> B0
        }

      }
      Apa0 --> C0
      A0 --> C0
      

flowchart LR
    subgraph Gorilla
      subgraph Apa
        A[A] --- B
      end
    end
    Apa --- C
    A --x C

      

flowchart LR
 subgraph Apa["Apa"]
        A["Start"]
        B["This is B"]
  end
    A --> B & C["C"]
    Apa --> C

      

      %%{init: {"layout": "dagre", "mergeEdges": false} }%%
flowchart LR
      A ==> B(This is B)
    A[Start] --> B(Is it?)
    B -- Yes --> C[OK]
    C --> D[Rethink]
    D --> B
    B -. No ...-> E[End]


      

      %%{init: {"layout": "elk", "mergeEdges": false, "elk.nodePlacement.strategy": "SIMPLE"} }%%
      stateDiagram
    state if_state <<choice>>
    [*] --> IsPositive
    IsPositive --> if_state
    if_state --> False: if n < 0
    if_state --> True : if n >= 0
      

      %%{init: {"layout": "elk", "mergeEdges": false, "elk.nodePlacement.strategy": "SIMPLE"} }%%
      stateDiagram
    state if_state <<choice>>
    [*] --> IsPositive
    IsPositive --> if_state
    if_state --> False: if n < 0
    if_state --> True : if n >= 0
      

      %%{init: {"layout": "dagre", "mergeEdges": true} }%%
stateDiagram
  direction TB
  State T1 {
    T11 --> T12
  }
  T1 --> T2
  T11 --> T2
      

      %%{init: {"layout": "dagre", "mergeEdges": true} }%%
stateDiagram
State T1 {
    T21
    --
    T22
    }
      

      %%{init: {"layout": "elk", "mergeEdges": true} }%%
stateDiagram
  direction TB
  State T1 {
    T11
  }
      

      %%{init: {"layout": "elk", "mergeEdges": true} }%%
stateDiagram
State T1 {
    T21
    --
    T22
    }
      

      %%{init: {"layout": "elk", "mergeEdges": true} }%%
stateDiagram
  [*] --> T1
  T1 --> T2
  T1 --> T3
  T1 --> T4
      

      %%{init: {"layout": "elk"} }%%
stateDiagram
  [*] --> T1
  T1 --> T2
  T2 --> T3
  T3 --> T1
  T1 --> T3
      

stateDiagram
  State1: The state with a note
  note right of State1
      Important information! You can write
      notes.
  end note
      

stateDiagram-v2
    direction LR
    [*] --> Active

    state Active {
      direction BT
        [*] --> Inner
        Inner --> NumLockOn : EvNumLockPressed
    }
    %% Outer --> Inner