Braingle Lite



4 = 1st C N

Category:Letter-Equations
Submitted By:shenqiang
Fun:** (1.76)
Difficulty:** (1.85)



4 = 1st C N

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Comments on this teaser


Posted by markmonnin10/06/08
I didn't know what the C word was but I knew it was something that meant "not prime". :)




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