Data commit

Task/Roman-numerals-Encode/Groovy/roman-numerals-encode.groovy

@@ -0,0 +1,28 @@
+symbols = [ 1:'I', 4:'IV', 5:'V', 9:'IX', 10:'X', 40:'XL', 50:'L', 90:'XC', 100:'C', 400:'CD', 500:'D', 900:'CM', 1000:'M' ]
+
+def roman(arabic) {
+    def result = ""
+    symbols.keySet().sort().reverse().each {
+        while (arabic >= it) {
+            arabic-=it
+            result+=symbols[it]
+        }
+    }
+    return result
+}
+assert roman(1) == 'I'
+assert roman(2) == 'II'
+assert roman(4) == 'IV'
+assert roman(8) == 'VIII'
+assert roman(16) == 'XVI'
+assert roman(32) == 'XXXII'
+assert roman(25) == 'XXV'
+assert roman(64) == 'LXIV'
+assert roman(128) == 'CXXVIII'
+assert roman(256) == 'CCLVI'
+assert roman(512) == 'DXII'
+assert roman(954) == 'CMLIV'
+assert roman(1024) == 'MXXIV'
+assert roman(1666) == 'MDCLXVI'
+assert roman(1990) == 'MCMXC'
+assert roman(2008) == 'MMVIII'