Difference between revisions of "Puzzles"

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(added reference to C. Browne book. acknowledged Bert Enderton for a puzzle)
(added some puzzles from Bert Enderton and changed the heading)
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Solving puzzles is a very good way of becoming a stronger player. Solve as many as possible! And feel free to post your own puzzles here.
 
Solving puzzles is a very good way of becoming a stronger player. Solve as many as possible! And feel free to post your own puzzles here.
  
== Piet Hein's puzzles ==
+
== [[Piet Hein]]'s puzzles ==
  
 
=== Puzzle 1 ===
 
=== Puzzle 1 ===
By [[Piet Hein]]
 
 
 
Blue to play and win.
 
Blue to play and win.
  
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=== Puzzle 2 ===
 
=== Puzzle 2 ===
By [[Piet Hein]]
 
 
 
Blue to play and win.
 
Blue to play and win.
  
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=== Puzzle 3 ===
 
=== Puzzle 3 ===
By [[Piet Hein]]
 
 
 
Blue to play and win.
 
Blue to play and win.
  
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=== Puzzle 4 ===
 
=== Puzzle 4 ===
By [[Piet Hein]]
 
 
Blue to play and win.
 
 
 
[[Image:Piethein4.png]]
 
[[Image:Piethein4.png]]
  
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=== Puzzle 5 ===
 
=== Puzzle 5 ===
By [[Piet Hein]]
 
 
 
Blue to play and win.
 
Blue to play and win.
  
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     Ba5 </hex>
 
     Ba5 </hex>
  
== Other authors ==
+
== Bert Enderton ==
  
 
=== Puzzle 1 ===
 
=== Puzzle 1 ===
By Bert Enderton
 
  
Red (Vertical) to play and win
+
Red to play and win.
 +
 
 +
<hex>R7 C7 Q1
 +
  Hc3 Hf3
 +
    Vc4 Hd4
 +
    Hc5 Ve5
 +
Va6</hex>
 +
 
 +
=== Puzzle 2 ===
 +
 
 +
Red to play and win.
 +
 
 +
<hex>R7 C7 Q1
 +
    Hc3
 +
          Hf5
 +
    Vb6</hex>
 +
 
 +
=== Puzzle 3 ===
 +
 
 +
Red (Vertical) to play and win.
  
 
This is a very difficult puzzle whose complete solution is extremely complex.
 
This is a very difficult puzzle whose complete solution is extremely complex.
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<!-- <hex>R6 C6 Q1 Vf4 Hc2</hex> -->
 
<!-- <hex>R6 C6 Q1 Vf4 Hc2</hex> -->
 +
 +
== Other authors ==
 +
 +
=== Puzzle 1 ===
 +
By [[Claude Berge]]
 +
 +
Red to move and win
 +
<hex>R14 C14 Q1
 +
                  Hh1              Hk1
 +
    Vf2        Vg2 Hh2    Hj2            Vl2
 +
                Vg3 Hh3              Hk3 Vl3
 +
                Vg4    Hi4              Vl4
 +
                  Vg5            Hj5        Vl5
 +
                  Vg6 Hh6              Hk6 Vl6
 +
                    Vg7    Hi7              Vl7
 +
                    Vg8            Hj8        Vl8
 +
                      Vg9 Hh9              Hk9 Vl9
 +
                      Vg10      Hi10            Vl10
 +
                                        Hj11          Vm11
 +
                          Hg12 Hh12 Vi12      Hk12          Vn12
 +
                  He13              Hi13          Hl13
 +
Ha14 Hb14 Hc14 Hd14    Hg14      Hi14          Hl14 Hm14 Hn14</hex>
  
 
=== Puzzle 2 ===
 
=== Puzzle 2 ===
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<hex> R10 C10
 
<hex> R10 C10
Rc8  Bd7 Rd9 Be6 Bf5 Rf6 Bg4 Rg5 Rh4 Ri1 </hex>
+
                  Ri1
 +
            Bg4 Rh4  
 +
        Bf5 Rg5
 +
      Be6 Rf6
 +
  Bd7
 +
Rc8
 +
    Rd9 </hex>
  
 
== See also ==
 
== See also ==

Revision as of 00:45, 1 February 2008

Solving puzzles is a very good way of becoming a stronger player. Solve as many as possible! And feel free to post your own puzzles here.

Piet Hein's puzzles

Puzzle 1

Blue to play and win.

Piethein1.png


Puzzle 2

Blue to play and win.

Piethein2.png


Puzzle 3

Blue to play and win.

Piethein3.png


Puzzle 4

Piethein4.png


Puzzle 5

Blue to play and win.

Piethein5.png


Puzzle 6

By Piet Hein

On the board of size 3 there are precisely two opening moves such that, with optimal play from both players, the board will be completely filled before the game is over. Which are the two opening moves?

Puzzle 7

By Piet Hein.

Blue to play and win.

Bert Enderton

Puzzle 1

Red to play and win.

abcdefg1234567

Puzzle 2

Red to play and win.

abcdefg1234567

Puzzle 3

Red (Vertical) to play and win.

This is a very difficult puzzle whose complete solution is extremely complex.

Puzzle7.png


Other authors

Puzzle 1

By Claude Berge

Red to move and win

abcdefghijklmn1234567891011121314

Puzzle 2

By John Tromp

Blue to play and win.


See also

Cameron Browne offers a lot of Original puzzles in his book Hex Strategy Making the Right Connections