RosettaCodeData/Task/Roman-numerals-Decode/TI-83-BASIC/roman-numerals-decode-2.basic at main - aparler/RosettaCodeData - Forgejo: Beyond coding. We Forge.

aparler/RosettaCodeData

Ingy döt Net f23f22d71c Initial data commit

2023-07-01 13:44:08 -04:00

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 PROGRAM:ROM2DEC
 :Input "ROMAN:",Str1
 :{1000,500,100,50,10,5,1}➞L1
 :0➞P
 :0➞Y
 :For(I,length(Str1),1,-1)
   :inString("MDCLXVI",sub(Str1,I,1))➞X
   :If X≤0:Then
     :Disp "BAD NUMBER"
     :Stop
   :End
   :L1(x)➞N
   :If N<P:Then
     :Y–N➞Y
   :Else
     :Y+N➞Y
   :End
   :N➞P
 :End
 :Disp Y