romiesi.cpp

#include <iostream>
#include <cstring>
#include <fstream>

using namespace std;

struct val_r_t {
       char r;
       unsigned int val;
       };

val_r_t rom[7] = { { 'I',1 }, { 'V', 5 }, { 'X', 10 }, { 'L', 50 }, { 'C',100 }, { 'D',500 }, { 'M',1000 } };

int romiesu_dec();

int main(int argc, char *argv[])
{
romiesu_dec();
system("PAUSE");
return EXIT_SUCCESS;\
}

int romiesu_dec()
{
     char romies[16];
     {
            ifstream stream1("romiesi.dat");
            if(!stream1)
            {
                        cout << "Nevar atvert failu romiesi.dat" << endl;
            }
            else
            {
                        cout << "Fails atverts veiksmiigi" << endl;
            }
            while(!stream1.eof())
            {
                        stream1 >> romies;
                                cout <<"Ievaditais romiesu cipars: "<< romies << endl;
            }
     }

     int garums = strlen(romies);
     int mas[garums];
     int i,j,summa = 0;
     for( i = 0; i < garums ; i++ ){
          for( j = 0; j < 7; j++ ) { if( romies[i] == rom[j].r ) { mas[i] = rom[j].val; break; }
          }
          }
     for( i = 0; i < (garums-1) ; i++ ) if( mas[i] < mas[i+1] ) { summa -= mas[i]; }  else { summa += mas[i]; }
     summa += mas[garums-1];

    cout << "Arabu cipars: " << summa << endl;
     {
  ofstream myfile ("romiesi.rez");
  if (myfile.is_open())
  {
    myfile << summa;
    cout << "Arabu cipars veiksmiigi ievadiits failaa romiesi.rez" <<endl;
    myfile.close();
  }
  else cout << "Nevar atvert failu.";
}
return 0;
}