romiesi2variants.cpp

#include <iostream>
#include <fstream>
using namespace std;
string lulz;
int conv[16],total,i;
fstream inz, outz;
int main()
{
    inz.open("romiesi.dat",ios::in);
    inz>>lulz;
    inz.close();
        for(i=0;i<=14;i++){
            if(lulz[i]=='M'){
                conv[i] = 1000;
            }
            else if(lulz[i]=='D'){
                conv[i] = 500;
            }
            else if(lulz[i]=='C'){
                conv[i] = 100;
            }
            else if(lulz[i]=='L'){
                conv[i] = 50;
            }
            else if(lulz[i]=='X'){
                conv[i] = 10;
            }
            else if(lulz[i]=='V'){
                conv[i] = 5;
            }
            else if(lulz[i]=='I'){
                conv[i] = 1;
            }
        }
        for(i=0;i<=14;i++){
            if(conv[i]>=conv[i+1]){
                total = total + conv[i];
            }
            else if(conv[i]<conv[i+1]){
                total = total - conv[i];
            }
        }
    outz.open("romiesi.rez",ios::out);
    outz<<total;
    outz.close();
}
//arvo95