carajos

static bool CheckIfRepeated(int[][] sudoku, int row, int column, int number) {
    if (IsNumberRepeatedInRow(int[][] sudoku, int row, int column, int number) &&
        IsNumberRepeatedInColumn(int[][] sudoku, int row, int column, int number) &&
        IsNumberRepeatedInSquare(int[][] sudoku, int row, int column, int number))
        return true;
    return false;
}