31 lines
754 B
Java
31 lines
754 B
Java
package com.craftaro.epicenchants.utils.single;
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import java.util.TreeMap;
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public class RomanNumber {
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private static final TreeMap<Integer, String> TREE_MAP = new TreeMap<Integer, String>() {{
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put(1000, "M");
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put(900, "CM");
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put(500, "D");
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put(400, "CD");
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put(100, "C");
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put(90, "XC");
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put(50, "L");
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put(40, "XL");
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put(10, "X");
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put(9, "IX");
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put(5, "V");
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put(4, "IV");
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put(1, "I");
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put(-1, "-1");
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}};
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public static String toRoman(int number) {
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int l = TREE_MAP.floorKey(number);
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if (number == l) {
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return TREE_MAP.get(number);
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}
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return TREE_MAP.get(l) + toRoman(number - l);
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}
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}
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