## Examples From Rosetta Code

### 100 Doors

    swch ← ≠´{100⥊1«𝕩⥊0}¨1+↕100
    ¯1↓∾{𝕩∾@+10}¨•Fmt¨⟨swch,/swch⟩

### Archimedean Spiral

    {(•math.Sin •Plot○(⊢×↕∘≠) •math.Cos) -(2×π) × 𝕩⥊(↕÷-⟜1)100}

### Damm Algorithm

    table ← >⟨ 0‿3‿1‿7‿5‿9‿8‿6‿4‿2
    	   7‿0‿9‿2‿1‿5‿4‿8‿6‿3
    	   4‿2‿0‿6‿8‿7‿1‿3‿5‿9
    	   1‿7‿5‿0‿9‿8‿3‿4‿2‿6
    	   6‿1‿2‿3‿0‿4‿5‿9‿7‿8
    	   3‿6‿7‿4‿2‿0‿9‿5‿8‿1
    	   5‿8‿6‿9‿7‿2‿0‿1‿3‿4
    	   8‿9‿4‿5‿3‿6‿2‿0‿1‿7
    	   9‿4‿3‿8‿6‿1‿7‿2‿0‿5
    	   2‿5‿8‿1‿4‿3‿6‿7‿9‿0 ⟩

    Digits ← 10{⌽𝕗|⌊∘÷⟜𝕗⍟(↕1+·⌊𝕗⋆⁼1⌈⊢)}

    Damm ← {0=0(table⊑˜⋈)˜´⌽Digits 𝕩}

    Damm¨5724‿5727‿112946

### Knuth/Fisher-Yates Shuffle

    Knuth ← {
      𝕊 arr:
      l ← ≠arr
      {
        arr ↩ ⌽⌾(⟨•rand.Range l, 𝕩⟩⊸⊏)arr
      }¨↕l
      arr
    }
    P ← •Show Knuth

    P ⟨⟩
    P ⟨10⟩
    P ⟨10, 20⟩
    P ⟨10, 20, 30⟩

## Comments

    #!/usr/bin/env bqn
    # Full Line Comment
    '#'  # The preceding should not be a comment.
    "BQN is #1" # The preceding should not be a comment.
    1 + 1 # Comment at End of Line.

## Literals

    "String Literal"
    'c'
    """There is a double quote at the start of this string."
    "'c'"
    # "Comment, not String"
    "String, # Not Comment"
    @

## Tokens

### Primitive Functions

    +-×÷⋆√⌊⌈|¬∧∨<>≠=≤≥≡≢⊣⊢⥊∾≍⋈↑↓↕«»⌽⍉/⍋⍒⊏⊑⊐⊒∊⍷⊔!

### 1-Operators

    ˙˜˘¨⌜⁼´˝`

### 2-Operators

    ∘○⊸⟜⌾⊘◶⎉⚇⍟⎊

### Special Names

    𝕨𝕩𝕗𝕘𝕤𝕎𝕏𝔽𝔾𝕊𝕣_𝕣
    _𝕣_

### Punctuation

    ←⇐↩(){}⟨⟩[]‿·⋄,.;:?

## Words

### Numbers

    1464
    3.14159
    ¯2
    ∞
    π
    ¯∞
    2.8e¯4
    1.618E2

### Names

    VariableName
    ThereAre4Symbols_¯∞πAllowedInNames

## Namespaces

    example.b
    {n⇐7}.n

## System Functions

    •Function
     •function
    •_function_
    @•Function@
    +•Function+
    ˙•Function˙
    ∘•Function∘
    𝕨•Function𝕩
    ←•Function?
    •Function_.¯∞πCanHaveSymbols
    •0.0.0.0