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SOD cubed equals Sum of Squares of SODs (
Posted on 20191120
)
Find all 2 digit base 10 integer pairs (X, Y) such that:
Y is not larger than X
(sod(X*Y))^3 equals (sod(X))^2 + (sod(Y))^2
... where sod(n) indicates the sum of digits of n
See The Solution
Submitted by
Larry
Rating:
4.0000
(1 votes)
Comments: (
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Subject
Author
Date
re: solution? A typo
Ady TZIDON
20191120 14:36:16
computeraided solution
Charlie
20191120 14:15:56
solution?
Jer
20191120 13:12:58
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