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exercises/sample/fib.xml

 

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<exercise name = "Fibonacci numbers">

 

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    <desc>Write a function <code>fib(n)</code> which returns the nth fibonacci

 

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        number.</desc>

 

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    <partial>

 

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<![CDATA[

 

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def fib(n):

 

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  # Write your function here.

 

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]]>

 

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    </partial>

 

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    <solution>

 

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<![CDATA[

 

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def fib(n):

 

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  import numpy

 

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  return int((numpy.matrix([[0, 1], [1, 1]], dtype='object')**(n-1))[1,1])

 

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]]>

 

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    </solution>

 

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    <case name="Low n" function="fib">

 

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        <arg value="10" />

 

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        <function desc="Match">int</function>

 

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    </case>

 

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    <case name="First number" function="fib">

 

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        <arg value="1" />

 

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        <function desc="Match">int</function>

 

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    </case>

 

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    <case name="Zeroth number" function="fib">

 

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         <file name="patch.py">

 

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<![CDATA[

 

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fib_zero = 0 

 

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]]>

 

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        </file>

 

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        <arg value="0" />

 

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        <function desc="Match">int</function>

 

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    </case>

 

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    <case name="High number" function="fib">

 

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        <arg value="30" />

 

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        <function desc="Match">int</function>

 

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    </case>

 

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    <case name="Very high number" function="fib">

 

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        <arg value="1000" />

 

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        <function desc="Match">int</function>

 

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    </case>

 

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</exercise>

 

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