CM is good, MC is bad.
C is good, M is bad.
IX is good, XI is bad.
L is bad, I is good.
Why?
posted by steven | 4:03 AM
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2 Comments:
The letters are Roman numerals.
CM = 900
MC = 1100
C = 100
M = 1000
IX = 9
XI = 11
L = 50
I = 1
The "good" numbers are perfect squares, the "bad" numbers are not.
That's correct.
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