/**
* Modelo1: Crea tableros sudoku segun el generador 1
* @param diff
*/
private void Model1(GameDifficultyLevel diff){
SudokuGenerator1 uno = new SudokuGenerator1();
uno.generateProblemGrid(diff);
board = uno.getBoard();
Solutions.generateSolution(board);
solution = uno.getSolution();
numberCount = uno.getNumberCount();
}