<p dir="auto">Documentation states:</p>
<blockquote>
<p dir="auto"><code class="notranslate"> unique(itr)</code></p>
<p dir="auto">Returns an array containing one value from <code class="notranslate">itr</code> for each unique value, as determined by <code class="notranslate">isequal</code>.</p>
</blockquote>
<p dir="auto">But <code class="notranslate">unique</code> is based on <code class="notranslate">Set</code>, which uses <code class="notranslate">hash</code> not <code class="notranslate">isequal</code>:</p>
<div class="highlight highlight-source-julia notranslate position-relative overflow-auto" dir="auto" data-snippet-clipboard-copy-content="   _       _ _(_)_     |  A fresh approach to technical computing
  (_)     | (_) (_)    |  Documentation: http://docs.julialang.org
   _ _   _| |_  __ _   |  Type &quot;?help&quot; for help.
  | | | | | | |/ _` |  |
  | | |_| | | | (_| |  |  Version 0.5.0 (2016-09-19 18:14 UTC)
 _/ |\__'_|_|_|\__'_|  |  
|__/                   |  x86_64-linux-gnu

julia&gt; type Foo
           x
       end

julia&gt; Base.isequal(a::Foo, b::Foo) = true

julia&gt; x = [Foo(1), Foo(2)]
2-element Array{Foo,1}:
 Foo(1)
 Foo(2)

julia&gt; Base.isequal(x[1], x[2])
true

julia&gt; unique(x)
2-element Array{Foo,1}:
 Foo(1)
 Foo(2)"><pre class="notranslate">   _       _ <span class="pl-c1">_</span>(_)_     <span class="pl-k">|</span>  A fresh approach to technical computing
  (_)     <span class="pl-k">|</span> (_) (_)    <span class="pl-k">|</span>  Documentation<span class="pl-k">:</span> http<span class="pl-k">:</span><span class="pl-k">//</span>docs<span class="pl-k">.</span>julialang<span class="pl-k">.</span>org
   _ _   _<span class="pl-k">|</span> <span class="pl-k">|</span>_  __ _   <span class="pl-k">|</span>  Type <span class="pl-s"><span class="pl-pds">"</span>?help<span class="pl-pds">"</span></span> <span class="pl-k">for</span> help.
  <span class="pl-k">|</span> <span class="pl-k">|</span> <span class="pl-k">|</span> <span class="pl-k">|</span> <span class="pl-k">|</span> <span class="pl-k">|</span> <span class="pl-k">|</span><span class="pl-k">/</span> <span class="pl-s"><span class="pl-pds"><span class="pl-c1">_</span>`</span> |  |</span>
<span class="pl-s">  | | |_| | | | (_| |  |  Version 0.5.0 (2016-09-19 18:14 UTC)</span>
<span class="pl-s"> _/ |<span class="pl-cce">\_</span>_'_|_|_|<span class="pl-cce">\_</span>_'_|  |  </span>
<span class="pl-s">|__/                   |  x86_64-linux-gnu</span>
<span class="pl-s"></span>
<span class="pl-s">julia&gt; type Foo</span>
<span class="pl-s">           x</span>
<span class="pl-s">       end</span>
<span class="pl-s"></span>
<span class="pl-s">julia&gt; Base.isequal(a::Foo, b::Foo) = true</span>
<span class="pl-s"></span>
<span class="pl-s">julia&gt; x = [Foo(1), Foo(2)]</span>
<span class="pl-s">2-element Array{Foo,1}:</span>
<span class="pl-s"> Foo(1)</span>
<span class="pl-s"> Foo(2)</span>
<span class="pl-s"></span>
<span class="pl-s">julia&gt; Base.isequal(x[1], x[2])</span>
<span class="pl-s">true</span>
<span class="pl-s"></span>
<span class="pl-s">julia&gt; unique(x)</span>
<span class="pl-s">2-element Array{Foo,1}:</span>
<span class="pl-s"> Foo(1)</span>
<span class="pl-s"> Foo(2)</span></pre></div>
<p dir="auto">If you define a custom <code class="notranslate">==</code> for a type and don't define a matching <code class="notranslate">hash</code> method for it, it silently breaks hashing of that type:</p>
<div class="highlight highlight-source-julia notranslate position-relative overflow-auto" dir="auto" data-snippet-clipboard-copy-content="julia&gt; type Foo
           x::Int
       end

julia&gt; ==(a::Foo, b::Foo) = a.x == b.x
== (generic function with 109 methods)

julia&gt; [unique([Foo(4), Foo(4), Foo(4)]) for _ = 1:25]
25-element Array{Array{Foo,1},1}:
 [Foo(4),Foo(4),Foo(4)]
 [Foo(4),Foo(4),Foo(4)]
 [Foo(4),Foo(4),Foo(4)]
 [Foo(4),Foo(4),Foo(4)]
 [Foo(4),Foo(4),Foo(4)]
 [Foo(4),Foo(4)]
 [Foo(4),Foo(4)]
 [Foo(4),Foo(4),Foo(4)]
 [Foo(4),Foo(4),Foo(4)]
 [Foo(4),Foo(4),Foo(4)]
 [Foo(4),Foo(4),Foo(4)]
 [Foo(4)]
 [Foo(4),Foo(4),Foo(4)]
 [Foo(4),Foo(4),Foo(4)]
 [Foo(4),Foo(4),Foo(4)]
 [Foo(4),Foo(4),Foo(4)]
 [Foo(4),Foo(4),Foo(4)]
 [Foo(4),Foo(4)]
 [Foo(4),Foo(4),Foo(4)]
 [Foo(4),Foo(4)]
 [Foo(4),Foo(4),Foo(4)]
 [Foo(4),Foo(4),Foo(4)]
 [Foo(4),Foo(4)]
 [Foo(4),Foo(4)]
 [Foo(4),Foo(4),Foo(4)]"><pre class="notranslate">julia<span class="pl-k">&gt;</span> type Foo
           x<span class="pl-k">::</span><span class="pl-c1">Int</span>
       <span class="pl-k">end</span>

julia<span class="pl-k">&gt;</span> <span class="pl-k">==</span>(a<span class="pl-k">::</span><span class="pl-c1">Foo</span>, b<span class="pl-k">::</span><span class="pl-c1">Foo</span>) <span class="pl-k">=</span> a<span class="pl-k">.</span>x <span class="pl-k">==</span> b<span class="pl-k">.</span>x
<span class="pl-k">==</span> (generic <span class="pl-k">function</span> with <span class="pl-c1">109</span> methods)

julia<span class="pl-k">&gt;</span> [<span class="pl-c1">unique</span>([<span class="pl-c1">Foo</span>(<span class="pl-c1">4</span>), <span class="pl-c1">Foo</span>(<span class="pl-c1">4</span>), <span class="pl-c1">Foo</span>(<span class="pl-c1">4</span>)]) <span class="pl-k">for</span> _ <span class="pl-k">=</span> <span class="pl-c1">1</span><span class="pl-k">:</span><span class="pl-c1">25</span>]
<span class="pl-c1">25</span><span class="pl-k">-</span>element Array{Array{Foo,<span class="pl-c1">1</span>},<span class="pl-c1">1</span>}<span class="pl-k">:</span>
 [<span class="pl-c1">Foo</span>(<span class="pl-c1">4</span>),<span class="pl-c1">Foo</span>(<span class="pl-c1">4</span>),<span class="pl-c1">Foo</span>(<span class="pl-c1">4</span>)]
 [<span class="pl-c1">Foo</span>(<span class="pl-c1">4</span>),<span class="pl-c1">Foo</span>(<span class="pl-c1">4</span>),<span class="pl-c1">Foo</span>(<span class="pl-c1">4</span>)]
 [<span class="pl-c1">Foo</span>(<span class="pl-c1">4</span>),<span class="pl-c1">Foo</span>(<span class="pl-c1">4</span>),<span class="pl-c1">Foo</span>(<span class="pl-c1">4</span>)]
 [<span class="pl-c1">Foo</span>(<span class="pl-c1">4</span>),<span class="pl-c1">Foo</span>(<span class="pl-c1">4</span>),<span class="pl-c1">Foo</span>(<span class="pl-c1">4</span>)]
 [<span class="pl-c1">Foo</span>(<span class="pl-c1">4</span>),<span class="pl-c1">Foo</span>(<span class="pl-c1">4</span>),<span class="pl-c1">Foo</span>(<span class="pl-c1">4</span>)]
 [<span class="pl-c1">Foo</span>(<span class="pl-c1">4</span>),<span class="pl-c1">Foo</span>(<span class="pl-c1">4</span>)]
 [<span class="pl-c1">Foo</span>(<span class="pl-c1">4</span>),<span class="pl-c1">Foo</span>(<span class="pl-c1">4</span>)]
 [<span class="pl-c1">Foo</span>(<span class="pl-c1">4</span>),<span class="pl-c1">Foo</span>(<span class="pl-c1">4</span>),<span class="pl-c1">Foo</span>(<span class="pl-c1">4</span>)]
 [<span class="pl-c1">Foo</span>(<span class="pl-c1">4</span>),<span class="pl-c1">Foo</span>(<span class="pl-c1">4</span>),<span class="pl-c1">Foo</span>(<span class="pl-c1">4</span>)]
 [<span class="pl-c1">Foo</span>(<span class="pl-c1">4</span>),<span class="pl-c1">Foo</span>(<span class="pl-c1">4</span>),<span class="pl-c1">Foo</span>(<span class="pl-c1">4</span>)]
 [<span class="pl-c1">Foo</span>(<span class="pl-c1">4</span>),<span class="pl-c1">Foo</span>(<span class="pl-c1">4</span>),<span class="pl-c1">Foo</span>(<span class="pl-c1">4</span>)]
 [<span class="pl-c1">Foo</span>(<span class="pl-c1">4</span>)]
 [<span class="pl-c1">Foo</span>(<span class="pl-c1">4</span>),<span class="pl-c1">Foo</span>(<span class="pl-c1">4</span>),<span class="pl-c1">Foo</span>(<span class="pl-c1">4</span>)]
 [<span class="pl-c1">Foo</span>(<span class="pl-c1">4</span>),<span class="pl-c1">Foo</span>(<span class="pl-c1">4</span>),<span class="pl-c1">Foo</span>(<span class="pl-c1">4</span>)]
 [<span class="pl-c1">Foo</span>(<span class="pl-c1">4</span>),<span class="pl-c1">Foo</span>(<span class="pl-c1">4</span>),<span class="pl-c1">Foo</span>(<span class="pl-c1">4</span>)]
 [<span class="pl-c1">Foo</span>(<span class="pl-c1">4</span>),<span class="pl-c1">Foo</span>(<span class="pl-c1">4</span>),<span class="pl-c1">Foo</span>(<span class="pl-c1">4</span>)]
 [<span class="pl-c1">Foo</span>(<span class="pl-c1">4</span>),<span class="pl-c1">Foo</span>(<span class="pl-c1">4</span>),<span class="pl-c1">Foo</span>(<span class="pl-c1">4</span>)]
 [<span class="pl-c1">Foo</span>(<span class="pl-c1">4</span>),<span class="pl-c1">Foo</span>(<span class="pl-c1">4</span>)]
 [<span class="pl-c1">Foo</span>(<span class="pl-c1">4</span>),<span class="pl-c1">Foo</span>(<span class="pl-c1">4</span>),<span class="pl-c1">Foo</span>(<span class="pl-c1">4</span>)]
 [<span class="pl-c1">Foo</span>(<span class="pl-c1">4</span>),<span class="pl-c1">Foo</span>(<span class="pl-c1">4</span>)]
 [<span class="pl-c1">Foo</span>(<span class="pl-c1">4</span>),<span class="pl-c1">Foo</span>(<span class="pl-c1">4</span>),<span class="pl-c1">Foo</span>(<span class="pl-c1">4</span>)]
 [<span class="pl-c1">Foo</span>(<span class="pl-c1">4</span>),<span class="pl-c1">Foo</span>(<span class="pl-c1">4</span>),<span class="pl-c1">Foo</span>(<span class="pl-c1">4</span>)]
 [<span class="pl-c1">Foo</span>(<span class="pl-c1">4</span>),<span class="pl-c1">Foo</span>(<span class="pl-c1">4</span>)]
 [<span class="pl-c1">Foo</span>(<span class="pl-c1">4</span>),<span class="pl-c1">Foo</span>(<span class="pl-c1">4</span>)]
 [<span class="pl-c1">Foo</span>(<span class="pl-c1">4</span>),<span class="pl-c1">Foo</span>(<span class="pl-c1">4</span>),<span class="pl-c1">Foo</span>(<span class="pl-c1">4</span>)]</pre></div>
<p dir="auto">Whether you get one, two or three values depends on whether the last digits of their address in memory happen to be the same or not. This is because hashing is based on object identity, which is based on address. See discussion here:</p>
<ul dir="auto">
<li><a href="https://groups.google.com/forum/#!topic/julia-users/bi9sBnlTswQ" rel="nofollow">https://groups.google.com/forum/#!topic/julia-users/bi9sBnlTswQ</a></li>
<li><a href="https://groups.google.com/forum/#!topic/julia-users/q6F7-eVcAkQ" rel="nofollow">https://groups.google.com/forum/#!topic/julia-users/q6F7-eVcAkQ</a></li>
</ul>
<p dir="auto">Having it this easy to <em>silently</em> break the hashing of a type seems like a bad design. Although the problem is worse for mutable types since people inevitably want to overload == for them, it's not just a problem for mutable objects:</p>
<div class="highlight highlight-source-julia notranslate position-relative overflow-auto" dir="auto" data-snippet-clipboard-copy-content="julia&gt; immutable Bar
           x::Int
           y::Int
       end

julia&gt; ==(a::Bar, b::Bar) = a.x == b.x
== (generic function with 110 methods)

julia&gt; [unique([Bar(i,i+j), Bar(i,2i+j), Bar(i,i+2j)]) for i=1:25, j=1:3]
25x3 Array{Array{Bar,1},2}:
 [Bar(1,2),Bar(1,3)]                 [Bar(1,3),Bar(1,4)]                 [Bar(1,4),Bar(1,5),Bar(1,7)]
 [Bar(2,3),Bar(2,5),Bar(2,4)]        [Bar(2,4),Bar(2,6)]                 [Bar(2,5),Bar(2,7),Bar(2,8)]
 [Bar(3,4),Bar(3,7),Bar(3,5)]        [Bar(3,5),Bar(3,8),Bar(3,7)]        [Bar(3,6),Bar(3,9)]
 [Bar(4,5)]                          [Bar(4,6),Bar(4,10),Bar(4,8)]       [Bar(4,7),Bar(4,11),Bar(4,10)]
 [Bar(5,6),Bar(5,11),Bar(5,7)]       [Bar(5,7),Bar(5,12),Bar(5,9)]       [Bar(5,8),Bar(5,13),Bar(5,11)]
 [Bar(6,7),Bar(6,13)]                [Bar(6,8),Bar(6,14),Bar(6,10)]      [Bar(6,9),Bar(6,15)]
 [Bar(7,8),Bar(7,15),Bar(7,9)]       [Bar(7,9),Bar(7,16),Bar(7,11)]      [Bar(7,10),Bar(7,17),Bar(7,13)]
 [Bar(8,9),Bar(8,17),Bar(8,10)]      [Bar(8,10),Bar(8,18),Bar(8,12)]     [Bar(8,11),Bar(8,19),Bar(8,14)]
 [Bar(9,10),Bar(9,19),Bar(9,11)]     [Bar(9,11),Bar(9,20),Bar(9,13)]     [Bar(9,12),Bar(9,21),Bar(9,15)]
 [Bar(10,11),Bar(10,21),Bar(10,12)]  [Bar(10,12),Bar(10,22),Bar(10,14)]  [Bar(10,13),Bar(10,23),Bar(10,16)]
 [Bar(11,12),Bar(11,23),Bar(11,13)]  [Bar(11,13),Bar(11,24),Bar(11,15)]  [Bar(11,14),Bar(11,25),Bar(11,17)]
 [Bar(12,13),Bar(12,25),Bar(12,14)]  [Bar(12,14),Bar(12,16)]             [Bar(12,15),Bar(12,18)]
 [Bar(13,14),Bar(13,27),Bar(13,15)]  [Bar(13,15),Bar(13,28),Bar(13,17)]  [Bar(13,16),Bar(13,29),Bar(13,19)]
 [Bar(14,15),Bar(14,29),Bar(14,16)]  [Bar(14,16),Bar(14,30)]             [Bar(14,17)]
 [Bar(15,16),Bar(15,31),Bar(15,17)]  [Bar(15,17),Bar(15,32),Bar(15,19)]  [Bar(15,18),Bar(15,33),Bar(15,21)]
 [Bar(16,17),Bar(16,33),Bar(16,18)]  [Bar(16,18),Bar(16,34)]             [Bar(16,19),Bar(16,35)]
 [Bar(17,18),Bar(17,35),Bar(17,19)]  [Bar(17,19),Bar(17,36),Bar(17,21)]  [Bar(17,20),Bar(17,37),Bar(17,23)]
 [Bar(18,19),Bar(18,37),Bar(18,20)]  [Bar(18,20),Bar(18,38),Bar(18,22)]  [Bar(18,21),Bar(18,39),Bar(18,24)]
 [Bar(19,20),Bar(19,39),Bar(19,21)]  [Bar(19,21),Bar(19,23)]             [Bar(19,22),Bar(19,41),Bar(19,25)]
 [Bar(20,21),Bar(20,22)]             [Bar(20,22),Bar(20,42),Bar(20,24)]  [Bar(20,23),Bar(20,43),Bar(20,26)]
 [Bar(21,22),Bar(21,43)]             [Bar(21,23),Bar(21,44),Bar(21,25)]  [Bar(21,24),Bar(21,45),Bar(21,27)]
 [Bar(22,23),Bar(22,45),Bar(22,24)]  [Bar(22,24),Bar(22,46),Bar(22,26)]  [Bar(22,25),Bar(22,47),Bar(22,28)]
 [Bar(23,24),Bar(23,47),Bar(23,25)]  [Bar(23,25),Bar(23,48),Bar(23,27)]  [Bar(23,26),Bar(23,49),Bar(23,29)]
 [Bar(24,25),Bar(24,49),Bar(24,26)]  [Bar(24,26),Bar(24,50),Bar(24,28)]  [Bar(24,27),Bar(24,51),Bar(24,30)]
 [Bar(25,26),Bar(25,51)]             [Bar(25,27),Bar(25,52),Bar(25,29)]  [Bar(25,28),Bar(25,53),Bar(25,31)]"><pre class="notranslate">julia<span class="pl-k">&gt;</span> immutable Bar
           x<span class="pl-k">::</span><span class="pl-c1">Int</span>
           y<span class="pl-k">::</span><span class="pl-c1">Int</span>
       <span class="pl-k">end</span>

julia<span class="pl-k">&gt;</span> <span class="pl-k">==</span>(a<span class="pl-k">::</span><span class="pl-c1">Bar</span>, b<span class="pl-k">::</span><span class="pl-c1">Bar</span>) <span class="pl-k">=</span> a<span class="pl-k">.</span>x <span class="pl-k">==</span> b<span class="pl-k">.</span>x
<span class="pl-k">==</span> (generic <span class="pl-k">function</span> with <span class="pl-c1">110</span> methods)

julia<span class="pl-k">&gt;</span> [<span class="pl-c1">unique</span>([<span class="pl-c1">Bar</span>(i,i<span class="pl-k">+</span>j), <span class="pl-c1">Bar</span>(i,<span class="pl-c1">2</span>i<span class="pl-k">+</span>j), <span class="pl-c1">Bar</span>(i,i<span class="pl-k">+</span><span class="pl-c1">2</span>j)]) <span class="pl-k">for</span> i<span class="pl-k">=</span><span class="pl-c1">1</span><span class="pl-k">:</span><span class="pl-c1">25</span>, j<span class="pl-k">=</span><span class="pl-c1">1</span><span class="pl-k">:</span><span class="pl-c1">3</span>]
<span class="pl-c1">25</span>x3 Array{Array{Bar,<span class="pl-c1">1</span>},<span class="pl-c1">2</span>}<span class="pl-k">:</span>
 [<span class="pl-c1">Bar</span>(<span class="pl-c1">1</span>,<span class="pl-c1">2</span>),<span class="pl-c1">Bar</span>(<span class="pl-c1">1</span>,<span class="pl-c1">3</span>)]                 [<span class="pl-c1">Bar</span>(<span class="pl-c1">1</span>,<span class="pl-c1">3</span>),<span class="pl-c1">Bar</span>(<span class="pl-c1">1</span>,<span class="pl-c1">4</span>)]                 [<span class="pl-c1">Bar</span>(<span class="pl-c1">1</span>,<span class="pl-c1">4</span>),<span class="pl-c1">Bar</span>(<span class="pl-c1">1</span>,<span class="pl-c1">5</span>),<span class="pl-c1">Bar</span>(<span class="pl-c1">1</span>,<span class="pl-c1">7</span>)]
 [<span class="pl-c1">Bar</span>(<span class="pl-c1">2</span>,<span class="pl-c1">3</span>),<span class="pl-c1">Bar</span>(<span class="pl-c1">2</span>,<span class="pl-c1">5</span>),<span class="pl-c1">Bar</span>(<span class="pl-c1">2</span>,<span class="pl-c1">4</span>)]        [<span class="pl-c1">Bar</span>(<span class="pl-c1">2</span>,<span class="pl-c1">4</span>),<span class="pl-c1">Bar</span>(<span class="pl-c1">2</span>,<span class="pl-c1">6</span>)]                 [<span class="pl-c1">Bar</span>(<span class="pl-c1">2</span>,<span class="pl-c1">5</span>),<span class="pl-c1">Bar</span>(<span class="pl-c1">2</span>,<span class="pl-c1">7</span>),<span class="pl-c1">Bar</span>(<span class="pl-c1">2</span>,<span class="pl-c1">8</span>)]
 [<span class="pl-c1">Bar</span>(<span class="pl-c1">3</span>,<span class="pl-c1">4</span>),<span class="pl-c1">Bar</span>(<span class="pl-c1">3</span>,<span class="pl-c1">7</span>),<span class="pl-c1">Bar</span>(<span class="pl-c1">3</span>,<span class="pl-c1">5</span>)]        [<span class="pl-c1">Bar</span>(<span class="pl-c1">3</span>,<span class="pl-c1">5</span>),<span class="pl-c1">Bar</span>(<span class="pl-c1">3</span>,<span class="pl-c1">8</span>),<span class="pl-c1">Bar</span>(<span class="pl-c1">3</span>,<span class="pl-c1">7</span>)]        [<span class="pl-c1">Bar</span>(<span class="pl-c1">3</span>,<span class="pl-c1">6</span>),<span class="pl-c1">Bar</span>(<span class="pl-c1">3</span>,<span class="pl-c1">9</span>)]
 [<span class="pl-c1">Bar</span>(<span class="pl-c1">4</span>,<span class="pl-c1">5</span>)]                          [<span class="pl-c1">Bar</span>(<span class="pl-c1">4</span>,<span class="pl-c1">6</span>),<span class="pl-c1">Bar</span>(<span class="pl-c1">4</span>,<span class="pl-c1">10</span>),<span class="pl-c1">Bar</span>(<span class="pl-c1">4</span>,<span class="pl-c1">8</span>)]       [<span class="pl-c1">Bar</span>(<span class="pl-c1">4</span>,<span class="pl-c1">7</span>),<span class="pl-c1">Bar</span>(<span class="pl-c1">4</span>,<span class="pl-c1">11</span>),<span class="pl-c1">Bar</span>(<span class="pl-c1">4</span>,<span class="pl-c1">10</span>)]
 [<span class="pl-c1">Bar</span>(<span class="pl-c1">5</span>,<span class="pl-c1">6</span>),<span class="pl-c1">Bar</span>(<span class="pl-c1">5</span>,<span class="pl-c1">11</span>),<span class="pl-c1">Bar</span>(<span class="pl-c1">5</span>,<span class="pl-c1">7</span>)]       [<span class="pl-c1">Bar</span>(<span class="pl-c1">5</span>,<span class="pl-c1">7</span>),<span class="pl-c1">Bar</span>(<span class="pl-c1">5</span>,<span class="pl-c1">12</span>),<span class="pl-c1">Bar</span>(<span class="pl-c1">5</span>,<span class="pl-c1">9</span>)]       [<span class="pl-c1">Bar</span>(<span class="pl-c1">5</span>,<span class="pl-c1">8</span>),<span class="pl-c1">Bar</span>(<span class="pl-c1">5</span>,<span class="pl-c1">13</span>),<span class="pl-c1">Bar</span>(<span class="pl-c1">5</span>,<span class="pl-c1">11</span>)]
 [<span class="pl-c1">Bar</span>(<span class="pl-c1">6</span>,<span class="pl-c1">7</span>),<span class="pl-c1">Bar</span>(<span class="pl-c1">6</span>,<span class="pl-c1">13</span>)]                [<span class="pl-c1">Bar</span>(<span class="pl-c1">6</span>,<span class="pl-c1">8</span>),<span class="pl-c1">Bar</span>(<span class="pl-c1">6</span>,<span class="pl-c1">14</span>),<span class="pl-c1">Bar</span>(<span class="pl-c1">6</span>,<span class="pl-c1">10</span>)]      [<span class="pl-c1">Bar</span>(<span class="pl-c1">6</span>,<span class="pl-c1">9</span>),<span class="pl-c1">Bar</span>(<span class="pl-c1">6</span>,<span class="pl-c1">15</span>)]
 [<span class="pl-c1">Bar</span>(<span class="pl-c1">7</span>,<span class="pl-c1">8</span>),<span class="pl-c1">Bar</span>(<span class="pl-c1">7</span>,<span class="pl-c1">15</span>),<span class="pl-c1">Bar</span>(<span class="pl-c1">7</span>,<span class="pl-c1">9</span>)]       [<span class="pl-c1">Bar</span>(<span class="pl-c1">7</span>,<span class="pl-c1">9</span>),<span class="pl-c1">Bar</span>(<span class="pl-c1">7</span>,<span class="pl-c1">16</span>),<span class="pl-c1">Bar</span>(<span class="pl-c1">7</span>,<span class="pl-c1">11</span>)]      [<span class="pl-c1">Bar</span>(<span class="pl-c1">7</span>,<span class="pl-c1">10</span>),<span class="pl-c1">Bar</span>(<span class="pl-c1">7</span>,<span class="pl-c1">17</span>),<span class="pl-c1">Bar</span>(<span class="pl-c1">7</span>,<span class="pl-c1">13</span>)]
 [<span class="pl-c1">Bar</span>(<span class="pl-c1">8</span>,<span class="pl-c1">9</span>),<span class="pl-c1">Bar</span>(<span class="pl-c1">8</span>,<span class="pl-c1">17</span>),<span class="pl-c1">Bar</span>(<span class="pl-c1">8</span>,<span class="pl-c1">10</span>)]      [<span class="pl-c1">Bar</span>(<span class="pl-c1">8</span>,<span class="pl-c1">10</span>),<span class="pl-c1">Bar</span>(<span class="pl-c1">8</span>,<span class="pl-c1">18</span>),<span class="pl-c1">Bar</span>(<span class="pl-c1">8</span>,<span class="pl-c1">12</span>)]     [<span class="pl-c1">Bar</span>(<span class="pl-c1">8</span>,<span class="pl-c1">11</span>),<span class="pl-c1">Bar</span>(<span class="pl-c1">8</span>,<span class="pl-c1">19</span>),<span class="pl-c1">Bar</span>(<span class="pl-c1">8</span>,<span class="pl-c1">14</span>)]
 [<span class="pl-c1">Bar</span>(<span class="pl-c1">9</span>,<span class="pl-c1">10</span>),<span class="pl-c1">Bar</span>(<span class="pl-c1">9</span>,<span class="pl-c1">19</span>),<span class="pl-c1">Bar</span>(<span class="pl-c1">9</span>,<span class="pl-c1">11</span>)]     [<span class="pl-c1">Bar</span>(<span class="pl-c1">9</span>,<span class="pl-c1">11</span>),<span class="pl-c1">Bar</span>(<span class="pl-c1">9</span>,<span class="pl-c1">20</span>),<span class="pl-c1">Bar</span>(<span class="pl-c1">9</span>,<span class="pl-c1">13</span>)]     [<span class="pl-c1">Bar</span>(<span class="pl-c1">9</span>,<span class="pl-c1">12</span>),<span class="pl-c1">Bar</span>(<span class="pl-c1">9</span>,<span class="pl-c1">21</span>),<span class="pl-c1">Bar</span>(<span class="pl-c1">9</span>,<span class="pl-c1">15</span>)]
 [<span class="pl-c1">Bar</span>(<span class="pl-c1">10</span>,<span class="pl-c1">11</span>),<span class="pl-c1">Bar</span>(<span class="pl-c1">10</span>,<span class="pl-c1">21</span>),<span class="pl-c1">Bar</span>(<span class="pl-c1">10</span>,<span class="pl-c1">12</span>)]  [<span class="pl-c1">Bar</span>(<span class="pl-c1">10</span>,<span class="pl-c1">12</span>),<span class="pl-c1">Bar</span>(<span class="pl-c1">10</span>,<span class="pl-c1">22</span>),<span class="pl-c1">Bar</span>(<span class="pl-c1">10</span>,<span class="pl-c1">14</span>)]  [<span class="pl-c1">Bar</span>(<span class="pl-c1">10</span>,<span class="pl-c1">13</span>),<span class="pl-c1">Bar</span>(<span class="pl-c1">10</span>,<span class="pl-c1">23</span>),<span class="pl-c1">Bar</span>(<span class="pl-c1">10</span>,<span class="pl-c1">16</span>)]
 [<span class="pl-c1">Bar</span>(<span class="pl-c1">11</span>,<span class="pl-c1">12</span>),<span class="pl-c1">Bar</span>(<span class="pl-c1">11</span>,<span class="pl-c1">23</span>),<span class="pl-c1">Bar</span>(<span class="pl-c1">11</span>,<span class="pl-c1">13</span>)]  [<span class="pl-c1">Bar</span>(<span class="pl-c1">11</span>,<span class="pl-c1">13</span>),<span class="pl-c1">Bar</span>(<span class="pl-c1">11</span>,<span class="pl-c1">24</span>),<span class="pl-c1">Bar</span>(<span class="pl-c1">11</span>,<span class="pl-c1">15</span>)]  [<span class="pl-c1">Bar</span>(<span class="pl-c1">11</span>,<span class="pl-c1">14</span>),<span class="pl-c1">Bar</span>(<span class="pl-c1">11</span>,<span class="pl-c1">25</span>),<span class="pl-c1">Bar</span>(<span class="pl-c1">11</span>,<span class="pl-c1">17</span>)]
 [<span class="pl-c1">Bar</span>(<span class="pl-c1">12</span>,<span class="pl-c1">13</span>),<span class="pl-c1">Bar</span>(<span class="pl-c1">12</span>,<span class="pl-c1">25</span>),<span class="pl-c1">Bar</span>(<span class="pl-c1">12</span>,<span class="pl-c1">14</span>)]  [<span class="pl-c1">Bar</span>(<span class="pl-c1">12</span>,<span class="pl-c1">14</span>),<span class="pl-c1">Bar</span>(<span class="pl-c1">12</span>,<span class="pl-c1">16</span>)]             [<span class="pl-c1">Bar</span>(<span class="pl-c1">12</span>,<span class="pl-c1">15</span>),<span class="pl-c1">Bar</span>(<span class="pl-c1">12</span>,<span class="pl-c1">18</span>)]
 [<span class="pl-c1">Bar</span>(<span class="pl-c1">13</span>,<span class="pl-c1">14</span>),<span class="pl-c1">Bar</span>(<span class="pl-c1">13</span>,<span class="pl-c1">27</span>),<span class="pl-c1">Bar</span>(<span class="pl-c1">13</span>,<span class="pl-c1">15</span>)]  [<span class="pl-c1">Bar</span>(<span class="pl-c1">13</span>,<span class="pl-c1">15</span>),<span class="pl-c1">Bar</span>(<span class="pl-c1">13</span>,<span class="pl-c1">28</span>),<span class="pl-c1">Bar</span>(<span class="pl-c1">13</span>,<span class="pl-c1">17</span>)]  [<span class="pl-c1">Bar</span>(<span class="pl-c1">13</span>,<span class="pl-c1">16</span>),<span class="pl-c1">Bar</span>(<span class="pl-c1">13</span>,<span class="pl-c1">29</span>),<span class="pl-c1">Bar</span>(<span class="pl-c1">13</span>,<span class="pl-c1">19</span>)]
 [<span class="pl-c1">Bar</span>(<span class="pl-c1">14</span>,<span class="pl-c1">15</span>),<span class="pl-c1">Bar</span>(<span class="pl-c1">14</span>,<span class="pl-c1">29</span>),<span class="pl-c1">Bar</span>(<span class="pl-c1">14</span>,<span class="pl-c1">16</span>)]  [<span class="pl-c1">Bar</span>(<span class="pl-c1">14</span>,<span class="pl-c1">16</span>),<span class="pl-c1">Bar</span>(<span class="pl-c1">14</span>,<span class="pl-c1">30</span>)]             [<span class="pl-c1">Bar</span>(<span class="pl-c1">14</span>,<span class="pl-c1">17</span>)]
 [<span class="pl-c1">Bar</span>(<span class="pl-c1">15</span>,<span class="pl-c1">16</span>),<span class="pl-c1">Bar</span>(<span class="pl-c1">15</span>,<span class="pl-c1">31</span>),<span class="pl-c1">Bar</span>(<span class="pl-c1">15</span>,<span class="pl-c1">17</span>)]  [<span class="pl-c1">Bar</span>(<span class="pl-c1">15</span>,<span class="pl-c1">17</span>),<span class="pl-c1">Bar</span>(<span class="pl-c1">15</span>,<span class="pl-c1">32</span>),<span class="pl-c1">Bar</span>(<span class="pl-c1">15</span>,<span class="pl-c1">19</span>)]  [<span class="pl-c1">Bar</span>(<span class="pl-c1">15</span>,<span class="pl-c1">18</span>),<span class="pl-c1">Bar</span>(<span class="pl-c1">15</span>,<span class="pl-c1">33</span>),<span class="pl-c1">Bar</span>(<span class="pl-c1">15</span>,<span class="pl-c1">21</span>)]
 [<span class="pl-c1">Bar</span>(<span class="pl-c1">16</span>,<span class="pl-c1">17</span>),<span class="pl-c1">Bar</span>(<span class="pl-c1">16</span>,<span class="pl-c1">33</span>),<span class="pl-c1">Bar</span>(<span class="pl-c1">16</span>,<span class="pl-c1">18</span>)]  [<span class="pl-c1">Bar</span>(<span class="pl-c1">16</span>,<span class="pl-c1">18</span>),<span class="pl-c1">Bar</span>(<span class="pl-c1">16</span>,<span class="pl-c1">34</span>)]             [<span class="pl-c1">Bar</span>(<span class="pl-c1">16</span>,<span class="pl-c1">19</span>),<span class="pl-c1">Bar</span>(<span class="pl-c1">16</span>,<span class="pl-c1">35</span>)]
 [<span class="pl-c1">Bar</span>(<span class="pl-c1">17</span>,<span class="pl-c1">18</span>),<span class="pl-c1">Bar</span>(<span class="pl-c1">17</span>,<span class="pl-c1">35</span>),<span class="pl-c1">Bar</span>(<span class="pl-c1">17</span>,<span class="pl-c1">19</span>)]  [<span class="pl-c1">Bar</span>(<span class="pl-c1">17</span>,<span class="pl-c1">19</span>),<span class="pl-c1">Bar</span>(<span class="pl-c1">17</span>,<span class="pl-c1">36</span>),<span class="pl-c1">Bar</span>(<span class="pl-c1">17</span>,<span class="pl-c1">21</span>)]  [<span class="pl-c1">Bar</span>(<span class="pl-c1">17</span>,<span class="pl-c1">20</span>),<span class="pl-c1">Bar</span>(<span class="pl-c1">17</span>,<span class="pl-c1">37</span>),<span class="pl-c1">Bar</span>(<span class="pl-c1">17</span>,<span class="pl-c1">23</span>)]
 [<span class="pl-c1">Bar</span>(<span class="pl-c1">18</span>,<span class="pl-c1">19</span>),<span class="pl-c1">Bar</span>(<span class="pl-c1">18</span>,<span class="pl-c1">37</span>),<span class="pl-c1">Bar</span>(<span class="pl-c1">18</span>,<span class="pl-c1">20</span>)]  [<span class="pl-c1">Bar</span>(<span class="pl-c1">18</span>,<span class="pl-c1">20</span>),<span class="pl-c1">Bar</span>(<span class="pl-c1">18</span>,<span class="pl-c1">38</span>),<span class="pl-c1">Bar</span>(<span class="pl-c1">18</span>,<span class="pl-c1">22</span>)]  [<span class="pl-c1">Bar</span>(<span class="pl-c1">18</span>,<span class="pl-c1">21</span>),<span class="pl-c1">Bar</span>(<span class="pl-c1">18</span>,<span class="pl-c1">39</span>),<span class="pl-c1">Bar</span>(<span class="pl-c1">18</span>,<span class="pl-c1">24</span>)]
 [<span class="pl-c1">Bar</span>(<span class="pl-c1">19</span>,<span class="pl-c1">20</span>),<span class="pl-c1">Bar</span>(<span class="pl-c1">19</span>,<span class="pl-c1">39</span>),<span class="pl-c1">Bar</span>(<span class="pl-c1">19</span>,<span class="pl-c1">21</span>)]  [<span class="pl-c1">Bar</span>(<span class="pl-c1">19</span>,<span class="pl-c1">21</span>),<span class="pl-c1">Bar</span>(<span class="pl-c1">19</span>,<span class="pl-c1">23</span>)]             [<span class="pl-c1">Bar</span>(<span class="pl-c1">19</span>,<span class="pl-c1">22</span>),<span class="pl-c1">Bar</span>(<span class="pl-c1">19</span>,<span class="pl-c1">41</span>),<span class="pl-c1">Bar</span>(<span class="pl-c1">19</span>,<span class="pl-c1">25</span>)]
 [<span class="pl-c1">Bar</span>(<span class="pl-c1">20</span>,<span class="pl-c1">21</span>),<span class="pl-c1">Bar</span>(<span class="pl-c1">20</span>,<span class="pl-c1">22</span>)]             [<span class="pl-c1">Bar</span>(<span class="pl-c1">20</span>,<span class="pl-c1">22</span>),<span class="pl-c1">Bar</span>(<span class="pl-c1">20</span>,<span class="pl-c1">42</span>),<span class="pl-c1">Bar</span>(<span class="pl-c1">20</span>,<span class="pl-c1">24</span>)]  [<span class="pl-c1">Bar</span>(<span class="pl-c1">20</span>,<span class="pl-c1">23</span>),<span class="pl-c1">Bar</span>(<span class="pl-c1">20</span>,<span class="pl-c1">43</span>),<span class="pl-c1">Bar</span>(<span class="pl-c1">20</span>,<span class="pl-c1">26</span>)]
 [<span class="pl-c1">Bar</span>(<span class="pl-c1">21</span>,<span class="pl-c1">22</span>),<span class="pl-c1">Bar</span>(<span class="pl-c1">21</span>,<span class="pl-c1">43</span>)]             [<span class="pl-c1">Bar</span>(<span class="pl-c1">21</span>,<span class="pl-c1">23</span>),<span class="pl-c1">Bar</span>(<span class="pl-c1">21</span>,<span class="pl-c1">44</span>),<span class="pl-c1">Bar</span>(<span class="pl-c1">21</span>,<span class="pl-c1">25</span>)]  [<span class="pl-c1">Bar</span>(<span class="pl-c1">21</span>,<span class="pl-c1">24</span>),<span class="pl-c1">Bar</span>(<span class="pl-c1">21</span>,<span class="pl-c1">45</span>),<span class="pl-c1">Bar</span>(<span class="pl-c1">21</span>,<span class="pl-c1">27</span>)]
 [<span class="pl-c1">Bar</span>(<span class="pl-c1">22</span>,<span class="pl-c1">23</span>),<span class="pl-c1">Bar</span>(<span class="pl-c1">22</span>,<span class="pl-c1">45</span>),<span class="pl-c1">Bar</span>(<span class="pl-c1">22</span>,<span class="pl-c1">24</span>)]  [<span class="pl-c1">Bar</span>(<span class="pl-c1">22</span>,<span class="pl-c1">24</span>),<span class="pl-c1">Bar</span>(<span class="pl-c1">22</span>,<span class="pl-c1">46</span>),<span class="pl-c1">Bar</span>(<span class="pl-c1">22</span>,<span class="pl-c1">26</span>)]  [<span class="pl-c1">Bar</span>(<span class="pl-c1">22</span>,<span class="pl-c1">25</span>),<span class="pl-c1">Bar</span>(<span class="pl-c1">22</span>,<span class="pl-c1">47</span>),<span class="pl-c1">Bar</span>(<span class="pl-c1">22</span>,<span class="pl-c1">28</span>)]
 [<span class="pl-c1">Bar</span>(<span class="pl-c1">23</span>,<span class="pl-c1">24</span>),<span class="pl-c1">Bar</span>(<span class="pl-c1">23</span>,<span class="pl-c1">47</span>),<span class="pl-c1">Bar</span>(<span class="pl-c1">23</span>,<span class="pl-c1">25</span>)]  [<span class="pl-c1">Bar</span>(<span class="pl-c1">23</span>,<span class="pl-c1">25</span>),<span class="pl-c1">Bar</span>(<span class="pl-c1">23</span>,<span class="pl-c1">48</span>),<span class="pl-c1">Bar</span>(<span class="pl-c1">23</span>,<span class="pl-c1">27</span>)]  [<span class="pl-c1">Bar</span>(<span class="pl-c1">23</span>,<span class="pl-c1">26</span>),<span class="pl-c1">Bar</span>(<span class="pl-c1">23</span>,<span class="pl-c1">49</span>),<span class="pl-c1">Bar</span>(<span class="pl-c1">23</span>,<span class="pl-c1">29</span>)]
 [<span class="pl-c1">Bar</span>(<span class="pl-c1">24</span>,<span class="pl-c1">25</span>),<span class="pl-c1">Bar</span>(<span class="pl-c1">24</span>,<span class="pl-c1">49</span>),<span class="pl-c1">Bar</span>(<span class="pl-c1">24</span>,<span class="pl-c1">26</span>)]  [<span class="pl-c1">Bar</span>(<span class="pl-c1">24</span>,<span class="pl-c1">26</span>),<span class="pl-c1">Bar</span>(<span class="pl-c1">24</span>,<span class="pl-c1">50</span>),<span class="pl-c1">Bar</span>(<span class="pl-c1">24</span>,<span class="pl-c1">28</span>)]  [<span class="pl-c1">Bar</span>(<span class="pl-c1">24</span>,<span class="pl-c1">27</span>),<span class="pl-c1">Bar</span>(<span class="pl-c1">24</span>,<span class="pl-c1">51</span>),<span class="pl-c1">Bar</span>(<span class="pl-c1">24</span>,<span class="pl-c1">30</span>)]
 [<span class="pl-c1">Bar</span>(<span class="pl-c1">25</span>,<span class="pl-c1">26</span>),<span class="pl-c1">Bar</span>(<span class="pl-c1">25</span>,<span class="pl-c1">51</span>)]             [<span class="pl-c1">Bar</span>(<span class="pl-c1">25</span>,<span class="pl-c1">27</span>),<span class="pl-c1">Bar</span>(<span class="pl-c1">25</span>,<span class="pl-c1">52</span>),<span class="pl-c1">Bar</span>(<span class="pl-c1">25</span>,<span class="pl-c1">29</span>)]  [<span class="pl-c1">Bar</span>(<span class="pl-c1">25</span>,<span class="pl-c1">28</span>),<span class="pl-c1">Bar</span>(<span class="pl-c1">25</span>,<span class="pl-c1">53</span>),<span class="pl-c1">Bar</span>(<span class="pl-c1">25</span>,<span class="pl-c1">31</span>)]</pre></div>