import java.io.File;
import java.io.FileReader;
import java.io.FileNotFoundException;
import java.util.Scanner;


class Main {
  public static void main(String[] args) {
    int N_SUDOKUS = 50;

    Sudoku[] sudokus = new Sudoku[N_SUDOKUS];

    try {
      File f = new File("../txt/e096.txt");
      Scanner s = new Scanner(f);
      for (int i = 0; i < N_SUDOKUS; i++) {
        sudokus[i] = new Sudoku();
        sudokus[i].loadFieldFromScanner(s);
      }
      s.close();
    } catch (FileNotFoundException e) {
      System.out.println("An error occurred.");
      e.printStackTrace();
    } catch (Exception e) {
      e.printStackTrace();
    }

    int s = 0;
    for (int i = 0; i < N_SUDOKUS; i++) {
      // sudokus[i].printField();
      sudokus[i].solveSudoku();
      s += sudokus[i].getThreeDigits();
      // sudokus[i].printField();
    }
    System.out.println("e096: " + s);
  }
}