Integer to Roman【LeetCode】
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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.
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解析思路：
在阿拉伯数字中我们求千位数，百位数，十位数，各位数的时候，一般是使用求商和求余的方式，这里我们也是一样
罗马数字规则可以参看另一篇博客点击打开链接
代码：
public String intToRoman(int num){String[] numerals = {"","I","II","III","IV","V","VI","VII","VIII","IX","","X","XX","XXX","XL","L","LX","LXX","LXXX","XC","","C","CC","CCC","CD","D","DC","DCC","DCCC","CM","","M","MM","MMM"};String roman = "";roman = roman+numerals[30+num/1000]+numerals[20+num/100%10]+numerals[10+num/10%10]+numerals[num%10];return roman;}}阅读全文
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