OJ-Problems-Source/QUSTOJ/1874.cpp
2016-10-24 17:32:49 +08:00

47 lines
573 B
C++

#include <iostream>
#include <string>
using namespace std;
int main()
{
int x;
cin>>x;
while(x>=1000)
{
cout<<"M";
x-=1000;
}
while(x>=500)
{
cout<<"D";
x-=500;
}
while(x>=100)
{
cout<<"C";
x-=100;
}
while(x>=50)
{
cout<<"L";
x-=50;
}
while(x>=10)
{
cout<<"X";
x-=10;
}
while(x>=5)
{
cout<<"V";
x-=5;
}
while(x>=1)
{
cout<<"I";
x-=1;
}
cout<<endl;
return 0;
}