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Repeated addition (Posted on 2004-02-20) Difficulty: 4 of 5
+
+=
++=
+=
++++=
+===+=
++++++=
+=
++=
+=+===+=+=
++++++++++=
+===+=

Explain the pattern and find the next five rows.

Hint: the symbols I chose have nothing to do with the pattern.

See The Solution Submitted by Tristan    
Rating: 4.3333 (3 votes)

Comments: ( Back to comment list | You must be logged in to post comments.)
The algotithm again... | Comment 5 of 14 |
Sorry about the previous one,i't didn't make sense as it was posted,I hope this is clearer...

>For x=2 to s do

>If x a prime :
>...If (s)modulo(x)=0 then
>......we have a "="
>......If s is a power of x then exit loop
>...Else we have a "+"
>If x not a prime :
>...If any of the factors of x has a "=" then
>......we have a "="
>......If (s)modulo(x)=0 then exit loop
>...Else we have a "+"
  Posted by es_rever on 2004-02-20 22:23:58
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