Leetcode:integer to Roman

Integer to Roman


Total Accepted: 64703 Total Submissions: 165064 Difficulty: Medium

Given an integer, convert it to a Roman numeral.

Input is guaranteed to being within the range from 1 to 3999.

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C + + code:

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];    }};

Leetcode:integer to Roman