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Ingy döt Net 2013-04-10 23:57:08 -07:00
parent 47bf37c096
commit b83f433714
12433 changed files with 156208 additions and 123 deletions
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Task/Roman-numerals-Encode/Mathematica/roman-numerals-encode-1.math Normal file
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RomanForm[i_Integer?Positive] :=
Module[{num = i, string = "", value, letters, digits},
digits = {{1000, "M"}, {900, "CM"}, {500, "D"}, {400, "CD"}, {100,
"C"}, {90, "XC"}, {50, "L"}, {40, "XL"}, {10, "X"}, {9,
"IX"}, {5, "V"}, {4, "IV"}, {1, "I"}};
While[num > 0, {value, letters} =
Which @@ Flatten[{num >= #[[1]], ##} & /@ digits, 1];
num -= value;
string = string <> letters;];
string]