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 Arithmetic Tutor
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Solve 10 arithmetic operations.
(Program from PPX EXChange V.2 N°4 July 1978)
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 Santa Claus and his reindeer
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| Do you know the Santa's reindeer names ?
(Program derived from the PPX-59 Reference 918291)
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 Happy Numbers
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| Given a number n=n(0), define a sequence n(1), n(2), ... where n(i+1) is the sum of the squares of the digits of n(i). Then n is happy if and only if there exists i such that n(i)=1.
(Program derived from the PPX-59 Reference 398197)
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 Majic Squares
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| (Program derived from the PPX-59 Reference 398092)
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 Roman numeral math
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(Program derived from the PPX-59 Reference 368027)
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 Triangle
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(Program derived from the PPX-59 Reference 928064)
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 Prime factors
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(Program derived from the PPX-59 Reference 398225G)
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| Roman numerals
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(Program derived from the PPX-59 Reference 368005)
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