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solutions/cw4a/fib.while
author Christian Urban <christian.urban@kcl.ac.uk>
Fri, 13 Oct 2023 23:49:34 +0100
changeset 942 c82a45f48bfc
parent 910 b655ce68983f
permissions -rw-r--r--
added complement note
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
910
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Christian Urban <christian.urban@kcl.ac.uk>
parents:
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     1
 
write "Fib: ";
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Christian Urban <christian.urban@kcl.ac.uk>
parents:
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     2
 
read n;
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Christian Urban <christian.urban@kcl.ac.uk>
parents:
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     3
 
minus1 := 0;
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Christian Urban <christian.urban@kcl.ac.uk>
parents:
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     4
 
minus2 := 1;
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Christian Urban <christian.urban@kcl.ac.uk>
parents:
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     5
 
while n > 0 do {
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Christian Urban <christian.urban@kcl.ac.uk>
parents:
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     6
 
       temp := minus2;
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Christian Urban <christian.urban@kcl.ac.uk>
parents:
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       minus2 := minus1 + minus2;
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Christian Urban <christian.urban@kcl.ac.uk>
parents:
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     8
 
       minus1 := temp;
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Christian Urban <christian.urban@kcl.ac.uk>
parents:
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     9
 
       n := n - 1
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Christian Urban <christian.urban@kcl.ac.uk>
parents:
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};
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Christian Urban <christian.urban@kcl.ac.uk>
parents:
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    11
 
write "Result: ";
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Christian Urban <christian.urban@kcl.ac.uk>
parents:
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    12
 
write minus2
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Christian Urban <christian.urban@kcl.ac.uk>
parents:
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    13
 














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