tasks a-s

Task/Roman-numerals-Encode/SQL/roman-numerals-encode.sql

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+--
+-- This only works under Oracle and has the limitation of 1 to 3999
+--- Higher numbers in the Middle Ages were represented by  "superscores" on top of the numeral to multiply by 1000
+--- Vertical bars to the sides multiply by 100. So |M| means 100,000
+-- When the query is run, user provides the Arabic numerals for the ar_year
+-- A.Kebedjiev
+--
+
+SELECT to_char(to_char(to_date(&ar_year,'YYYY'), 'RRRR'), 'RN') AS roman_year FROM DUAL;
+
+-- or you can type in the year directly
+
+SELECT to_char(to_char(to_date(1666,'YYYY'), 'RRRR'), 'RN') AS roman_year FROM DUAL;
+
+ROMAN_YEAR
+MDCLXVI