版权声明：本文为博主原创文章，未经博主允许可以转载。（转呀转呀/笑哭），希望标注出处hhh https://blog.csdn.net/qq_36428171/article/details/88762373
C++
class Solution {
public:
string intToRoman(int num) {
int values[]={1000,900,500,400,100,90,50,40,10,9,5,4,1};
string reps[]={"M","CM","D","CD","C","XC","L","XL","X","IX","V","IV","I"};
string ret;
for(int i=0; i<13; i++){
while(num>=values[i]){
num -= values[i];
ret += reps[i];
}
}
return ret;
}
};