[Leetcode] 12. Integer to Roman
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题目:
Given an integer, convert it to a roman numeral.
Input is guaranteed to be within the range from 1 to 3999.
public class Solution { public String intToRoman(int num) { String M[] = {"", "M", "MM", "MMM"}; String C[] = {"", "C", "CC", "CCC", "CD", "D", "DC", "DCC", "DCCC", "CM"}; String X[] = {"", "X", "XX", "XXX", "XL", "L", "LX", "LXX", "LXXX", "XC"}; String I[] = {"", "I", "II", "III", "IV", "V", "VI", "VII", "VIII", "IX"}; return M[num/1000]+C[(num%1000)/100]+X[(num%100)/10]+I[(num%10)]; }}
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