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12. Integer to Roman

时间:2017-09-22 12:52:23      阅读:213      评论:0      收藏:0      [点我收藏+]
class Solution {
    public String intToRoman(int num) {
        String[][] r=new String[][]{{"","M","MM","MMM"},
                        {"","C","CC","CCC","CD","D","DC","DCC","DCCC","CM"},
                        {"","X","XX","XXX","XL","L","LX","LXX","LXXX","XC"},
                        {"","I","II","III","IV","V","VI","VII","VIII","IX"}};
        return r[0][num/1000]+r[1][num%1000/100]+r[2][num%100/10]+r[3][num%10];
    }
}

 

12. Integer to Roman

原文:http://www.cnblogs.com/asuran/p/7574222.html

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