CN111368499B - Part pin routing direction checking method, device, equipment and storage medium - Google Patents

Part pin routing direction checking method, device, equipment and storage medium Download PDF

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CN111368499B
CN111368499B CN202010134000.6A CN202010134000A CN111368499B CN 111368499 B CN111368499 B CN 111368499B CN 202010134000 A CN202010134000 A CN 202010134000A CN 111368499 B CN111368499 B CN 111368499B
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CN111368499A (en
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叶冠缨
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Suzhou Inspur Intelligent Technology Co Ltd
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Abstract

本发明公开了一种零件引脚走线方向检查方法、装置、设备及存储介质,所述方法包括:获取零件所有引脚的中心点坐标;根据引脚中心点坐标计算零件中心点O的坐标;获取与引脚相连走线线段两端点坐标,与引脚中心点重叠端点标记为A,另一端点标记为B;比较OA与OB长度,若OA<OB,走线方向符合设计要求;若OA>OB,走线方向不符合设计要求。所述装置包括:引脚坐标获取单元、零件坐标计算单元、走线端点判断单元和走线方向判断单元。本发明所公开的零件引脚走线方向检查方法、装置、设备及存储介质能够克服工程师手动拉线的盲点,提升布线方向的正确性,进而提升信号传递的质量。

Figure 202010134000

The invention discloses a method, device, equipment and storage medium for checking the wiring direction of part pins. The method includes: acquiring the coordinates of the center points of all pins of a part; and calculating the coordinates of the center point O of the part according to the coordinates of the center points of the pins ;Get the coordinates of the two ends of the line segment connected to the pin, mark the end point overlapping with the center point of the pin as A, and mark the other end point as B; compare the lengths of OA and OB, if OA<OB, the routing direction meets the design requirements; if OA>OB, the wiring direction does not meet the design requirements. The device includes: a pin coordinate acquisition unit, a part coordinate calculation unit, a line end point judgment unit and a line direction judgment unit. The method, device, equipment and storage medium for checking the wiring direction of parts pins disclosed in the present invention can overcome the blind spots of engineers manually pulling wires, improve the correctness of wiring directions, and further improve the quality of signal transmission.

Figure 202010134000

Description

零件引脚走线方向检查方法、装置、设备及存储介质Method, device, equipment and storage medium for checking component pin routing direction

技术领域technical field

本发明涉及设计领域,具体涉及一种零件引脚走线方向检查方法、装置、设备及存储介质。The invention relates to the field of design, in particular to a method, device, equipment and storage medium for checking the wiring direction of part pins.

背景技术Background technique

印刷电路板(PrintedCircuitBoard,PCB)最早使用的是纸基覆铜印制板。自半导体晶体管于20世纪50年代出现以来,对PCB的需求量急剧上升。特别是集成电路的迅速发展及广泛应用,使电子设备的体积越来越小,电路布线密度和难度越来越大,这就要求PCB要不断更新。目前PCB的品种已从单面板发展到双面板、多层板和挠性板;结构和质量也已发展到超高密度、微型化和高可靠性程度;新的设计方法、设计用品和制板材料、制板工艺不断涌现。Printed circuit board (Printed Circuit Board, PCB) is the earliest used paper-based copper-clad printed circuit board. Since the advent of semiconductor transistors in the 1950s, the demand for PCBs has risen sharply. Especially with the rapid development and wide application of integrated circuits, the volume of electronic equipment is getting smaller and smaller, and the circuit wiring density and difficulty are getting bigger and bigger, which requires the PCB to be updated continuously. At present, the variety of PCB has developed from single-sided to double-sided, multi-layered and flexible boards; structure and quality have also developed to ultra-high density, miniaturization and high reliability; new design methods, design supplies and boards Materials and plate-making processes continue to emerge.

近年来,市场上已有多款计算机辅助设计PCB的应用软件,其中,Cadence是业界应用最广泛的PCB设计软件,它拥有强大的功能和多款相关软件做支撑,还提供了开放式的二次开发接口和较为完善的开发语言库,用户可根据自身的需要进行二次开发。Cadence软件内置了基于C语言和LISP语言的skill语言,Cadence为skill语言提供了丰富的交互式函数,可用于编写设计应用工具,可以大大提高工作效率。In recent years, there have been a variety of computer-aided design PCB application software on the market. Among them, Cadence is the most widely used PCB design software in the industry. It has powerful functions and a variety of related software as support, and also provides open two Secondary development interface and relatively complete development language library, users can carry out secondary development according to their own needs. Cadence software has built-in skill language based on C language and LISP language. Cadence provides rich interactive functions for skill language, which can be used to write design application tools, which can greatly improve work efficiency.

PCB布线(Layout)时,每个零件引脚所连接线段的走线方向会对信号传输质量产生影响,如果走线方向错误,会产生桩线(stub)与线路反射的问题。对于经验不足的PCB布线工程师,可能在布线时出现布线方向错误的问题。During PCB layout (Layout), the routing direction of the line segments connected to the pins of each component will affect the quality of signal transmission. If the routing direction is wrong, there will be problems of stubs and line reflections. For inexperienced PCB layout engineers, the problem of routing in the wrong direction may occur when routing.

发明内容SUMMARY OF THE INVENTION

为了解决上述技术问题,本发明提出了一种零件引脚走线方向检查方法、装置、设备及存储介质,能够克服工程师手动拉线的盲点,提升布线方向的正确性,进而提升信号传递的质量。In order to solve the above technical problems, the present invention proposes a method, device, equipment and storage medium for checking the wiring direction of parts pins, which can overcome the blind spots of engineers manually pulling wires, improve the correctness of wiring directions, and further improve the quality of signal transmission.

为实现上述目的,本发明采用以下技术方案:To achieve the above object, the present invention adopts the following technical solutions:

一种零件引脚走线方向检查方法,包括:A method for checking the wiring direction of part pins, comprising:

获取零件所有引脚的中心点坐标;Get the coordinates of the center point of all pins of the part;

根据引脚中心点坐标计算零件中心点O的坐标;Calculate the coordinates of the center point O of the part according to the coordinates of the pin center point;

获取与引脚相连走线线段两端点坐标,与引脚中心点重叠端点标记为A,另一端点标记为B;Obtain the coordinates of the two ends of the line segment connected to the pin, the overlapping end point with the pin center point is marked as A, and the other end point is marked as B;

比较OA与OB长度,若OA<OB,走线方向符合设计要求;Compare the lengths of OA and OB. If OA<OB, the wiring direction meets the design requirements;

若OA>OB,走线方向不符合设计要求。If OA>OB, the wiring direction does not meet the design requirements.

进一步地,所述获取零件所有引脚的中心点坐标,包括:Further, the center point coordinates of all pins of the obtained part include:

获取零件的DBID并存放在数列symbol中;Get the DBID of the part and store it in the sequence symbol;

遍历数列symbol并将所有引脚的中心点坐标存放在数列listA中。Traverse the array symbol and store the center point coordinates of all pins in the array listA.

进一步地,所述根据引脚中心点坐标计算零件中心点O的坐标,包括:Further, the described coordinates of calculating the part center point O according to the pin center point coordinates, including:

遍历数列listA中元素,将坐标X值存放在数列listX中,将坐标Y值存放在数列listY中;Traverse the elements in the array listA, store the coordinate X value in the array listX, and store the coordinate Y value in the array listY;

对数列listX中元素排序,查找最大值Xmax和最小值Xmin;Sort the elements in the array listX to find the maximum value Xmax and the minimum value Xmin;

对数列listY中元素排序,查找最大值Ymax和最小值Ymin;Sort the elements in the array listY to find the maximum value Ymax and the minimum value Ymin;

零件中心点O的坐标X值为(Xmax+Xmin)/2,坐标Y值为(Ymax+Ymin)/2。The coordinate X value of the center point O of the part is (Xmax+Xmin)/2, and the coordinate Y value is (Ymax+Ymin)/2.

进一步地,所述获取与引脚相连走线线段两端点坐标,包括:Further, the acquisition of the coordinates of the two ends of the line segment connected to the pin includes:

通过函数axlDBGetConnect获取与引脚相连的cline segment。Obtain the cline segment connected to the pin through the function axlDBGetConnect.

进一步地,对于走线方向不符合设计要求的走线线段,点亮走线线段。Further, for the routing segment whose routing direction does not meet the design requirements, the routing segment is lit.

本发明提供的零件引脚走线方向检查装置,包括:The device for checking the wiring direction of parts pins provided by the present invention includes:

引脚坐标获取单元,用于获取零件所有引脚的中心点坐标;The pin coordinate acquisition unit is used to acquire the center point coordinates of all pins of the part;

零件坐标计算单元,用于根据引脚中心点坐标计算零件中心点O的坐标;The part coordinate calculation unit is used to calculate the coordinates of the part center point O according to the coordinates of the pin center point;

走线端点判断单元,用于判断走线线段与引脚中心点连接的端点;The line end point judgment unit is used to judge the end point connecting the line segment and the pin center point;

走线方向判断单元,用于判断走线方向是否符合设计要求。The wiring direction judgment unit is used to judge whether the wiring direction meets the design requirements.

本发明提供的零件引脚走线方向检查设备,其特征在于,包括:The device for checking the wiring direction of parts pins provided by the present invention is characterized in that it includes:

存储器,用于存储计算机程序;memory for storing computer programs;

处理器,用于执行所述计算机程序时实现如上所述零件引脚走线方向检查方法的步骤。The processor is configured to implement the steps of the above-mentioned method for checking the wiring direction of part pins when executing the computer program.

本发明提供的一种存储介质,所述存储介质上存储有计算机程序,所述计算机程序被处理器执行时实现如上所述零件引脚走线方向检查方法的步骤。The present invention provides a storage medium, wherein a computer program is stored on the storage medium, and when the computer program is executed by a processor, the steps of the above-mentioned method for checking the wiring direction of a component pin are implemented.

本发明的有益效果是:The beneficial effects of the present invention are:

本发明通过提出一种零件引脚走线方向检查方法、装置、设备及存储介质,解决了PCB布线设计过程中,受限于PCB Layout工程师经验不足而导致引脚走线方向错误,进而影响信号传输质量的问题。通过skill程序自动化检查零件引脚走线方向,能快速、准确地查找到走线方向朝向零件的错误走线,对于零件数量众多的主板,检查工作效率大大提高,保证了信号传递的质量。The present invention provides a method, device, equipment and storage medium for checking the wiring direction of parts pins, which solves the problem of wrong pin wiring directions due to the lack of experience of PCB Layout engineers in the process of PCB wiring design, which in turn affects the signal. transmission quality issues. Through the skill program to automatically check the wiring direction of the parts pins, it can quickly and accurately find the wrong wirings with the wiring direction toward the parts. For the motherboard with a large number of parts, the inspection work efficiency is greatly improved, and the quality of the signal transmission is guaranteed.

附图说明Description of drawings

图1是本发明零件引脚走线方向检查方法流程图;Fig. 1 is the flow chart of the method for checking the wiring direction of part pins of the present invention;

图2是本发明零件结构示意图;Fig. 2 is a schematic diagram of the structure of parts of the present invention;

图3是本发明零件引脚走线方向检查装置结构示意图。FIG. 3 is a schematic structural diagram of a device for checking the wiring direction of a component pin according to the present invention.

具体实施方式Detailed ways

为能清楚说明本方案的技术特点,下面通过具体实施方式,并结合其附图,对本发明进行详细阐述。下文的公开提供了许多不同的实施例或例子用来实现本发明的不同结构。为了简化本发明的公开,下文中对特定例子的部件和设置进行描述。此外,本发明可以在不同例子中重复参考数字和/或字母。这种重复是为了简化和清楚的目的,其本身不指示所讨论各种实施例和/或设置之间的关系。应当注意,在附图中所图示的部件不一定按比例绘制。本发明省略了对公知组件和处理技术及工艺的描述以避免不必要地限制本发明。In order to clearly illustrate the technical features of the solution, the present invention will be described in detail below through specific embodiments and in conjunction with the accompanying drawings. The following disclosure provides many different embodiments or examples for implementing different structures of the invention. In order to simplify the disclosure of the present invention, the components and arrangements of specific examples are described below. Furthermore, the present invention may repeat reference numerals and/or letters in different instances. This repetition is for the purpose of simplicity and clarity and does not in itself indicate a relationship between the various embodiments and/or arrangements discussed. It should be noted that the components illustrated in the figures are not necessarily drawn to scale. Descriptions of well-known components and processing techniques and processes are omitted from the present invention to avoid unnecessarily limiting the present invention.

如图1所示,本发明实施例公开了一种零件引脚走线方向检查方法,包括:As shown in FIG. 1 , an embodiment of the present invention discloses a method for checking the wiring direction of part pins, including:

获取零件所有引脚的中心点坐标;Get the coordinates of the center point of all pins of the part;

根据引脚中心点坐标计算零件中心点O的坐标;Calculate the coordinates of the center point O of the part according to the coordinates of the pin center point;

获取与引脚相连走线线段两端点坐标,与引脚中心点重叠端点标记为A,另一端点标记为B;Obtain the coordinates of the two ends of the line segment connected to the pin, the overlapping end point with the pin center point is marked as A, and the other end point is marked as B;

比较OA与OB长度,若OA<OB,走线方向符合设计要求;Compare the lengths of OA and OB. If OA<OB, the wiring direction meets the design requirements;

若OA>OB,走线方向不符合设计要求。If OA>OB, the wiring direction does not meet the design requirements.

具体地,所述获取零件所有引脚的中心点坐标,包括:Specifically, obtaining the coordinates of the center points of all pins of the part includes:

获取所有的零件的DBID,并存放在数列symbol中;Get the DBIDs of all parts and store them in the array symbol;

遍历数列symbol,并获取所有引脚的中心点坐标,存放在数列listA中。Traverse the array symbol, and get the coordinates of the center points of all pins, and store them in the array listA.

所述根据引脚中心点坐标计算零件中心点O的坐标,包括:Described calculating the coordinates of the part center point O according to the pin center point coordinates, including:

遍历数列listA中的元素,将坐标X值存放在数列listX中,将坐标Y值存放在数列listY中;Traverse the elements in the array listA, store the coordinate X value in the array listX, and store the coordinate Y value in the array listY;

对数列listX中元素进行排序,查找出最大值Xmax和最小值Xmin;Sort the elements in the array listX to find the maximum value Xmax and the minimum value Xmin;

对数列listY中元素进行排序,查找出最大值Ymax和最小值Ymin;Sort the elements in the array listY to find the maximum value Ymax and the minimum value Ymin;

求得零件中心点O的坐标,坐标X值为(Xmax+Xmin)/2,坐标Y值为(Ymax+Ymin)/2。Obtain the coordinates of the center point O of the part, the coordinate X value is (Xmax+Xmin)/2, and the coordinate Y value is (Ymax+Ymin)/2.

所述获取与引脚相连走线线段两端点坐标,包括:The obtaining the coordinates of both ends of the line segment connected to the pin includes:

通过函数axlDBGetConnect获取与引脚相连的cline segment。Obtain the cline segment connected to the pin through the function axlDBGetConnect.

对于走线方向不符合设计要求的走线线段,点亮走线线段。For the routing segment whose routing direction does not meet the design requirements, light the routing segment.

以图2为例,零件中心点标记为O,该零件的一个引脚相连的cline segment线段与该引脚中心坐标点重叠的一端端点为A,另一端端点为B,根据O、A和B点坐标计算并比较OA和OB的长度,OA<OB,该引脚走线方向远离零件,符合设计要求。Taking Figure 2 as an example, the center point of the part is marked as O, the end point of one end of the cline segment connected to one pin of the part and the center coordinate point of the pin is A, and the end point of the other end is B, according to O, A and B Calculate and compare the lengths of OA and OB with point coordinates, OA<OB, the pin routing direction is far away from the part, which meets the design requirements.

该零件的另一个相连的cline segment线段与该引脚中心坐标点重叠的一端端点为A1,另一端端点为B1,根据O、A1和B1点坐标计算并比较OA1和OB1的长度,OA1>OB1,该引脚走线方向朝向零件,不符合设计要求。One end of the other connected cline segment of the part that overlaps with the pin center coordinate point is A 1 , and the other end is B 1 . Calculate and compare OA 1 and OB 1 according to the coordinates of O, A 1 and B 1 . The length of OA 1 >OB 1 , the trace direction of this pin is toward the part, which does not meet the design requirements.

如图3所示,本发明实施例还公开了一种零件引脚走线方向检查装置,包括:As shown in FIG. 3 , an embodiment of the present invention also discloses a device for checking the wiring direction of parts pins, including:

引脚坐标获取单元,用于获取零件所有引脚的中心点坐标;The pin coordinate acquisition unit is used to acquire the center point coordinates of all pins of the part;

零件坐标计算单元,用于根据引脚中心点坐标计算零件中心点O的坐标;The part coordinate calculation unit is used to calculate the coordinates of the part center point O according to the coordinates of the pin center point;

走线端点判断单元,用于判断走线线段与引脚中心点连接的端点;The line end point judgment unit is used to judge the end point connecting the line segment and the pin center point;

走线方向判断单元,用于判断走线方向是否符合设计要求。The wiring direction judgment unit is used to judge whether the wiring direction meets the design requirements.

本发明实施例还公开了一种零件引脚走线方向检查设备,包括:The embodiment of the present invention also discloses a device for checking the wiring direction of parts pins, including:

存储器,用于存储计算机程序;memory for storing computer programs;

处理器,用于执行所述计算机程序时实现如上所述零件引脚走线方向检查方法的步骤。The processor is configured to implement the steps of the above-mentioned method for checking the wiring direction of component pins when executing the computer program.

本发明实施例还公开了一种存储介质,所述存储介质上存储有计算机程序,所述计算机程序被处理器执行时实现如上所述零件引脚走线方向检查方法的步骤。The embodiment of the present invention also discloses a storage medium, where a computer program is stored on the storage medium, and when the computer program is executed by a processor, the steps of the above-mentioned method for checking the wiring direction of a component pin are implemented.

上述虽然结合附图对本发明的具体实施方式进行了描述,但并非对本发明保护范围的限制。对于所属领域的技术人员来说,在上述说明的基础上还可以做出其它不同形式的修改或变形。这里无需也无法对所有的实施方式予以穷举。在本发明的技术方案的基础上,本领域技术人员不需要付出创造性劳动即可做出的各种修改或变形仍在本发明的保护范围以内。Although the specific embodiments of the present invention have been described above with reference to the accompanying drawings, they are not intended to limit the protection scope of the present invention. For those skilled in the art, on the basis of the above description, other modifications or variations in different forms can also be made. There is no need and cannot be exhaustive of all implementations here. On the basis of the technical solutions of the present invention, various modifications or deformations that can be made by those skilled in the art without any creative work still fall within the protection scope of the present invention.

Claims (6)

1.一种零件引脚走线方向检查方法,其特征在于,包括:1. a method for checking part pin routing direction, is characterized in that, comprises: 获取零件所有引脚的中心点坐标;Get the coordinates of the center point of all pins of the part; 所述获取零件所有引脚的中心点坐标,包括:The center point coordinates of all pins of the part are obtained, including: 获取零件的DBID并存放在数列symbol中;Get the DBID of the part and store it in the sequence symbol; 遍历数列symbol并将所有引脚的中心点坐标存放在数列listA中;Traverse the sequence symbol and store the center point coordinates of all pins in the sequence listA; 根据引脚中心点坐标计算零件中心点O的坐标;Calculate the coordinates of the center point O of the part according to the coordinates of the pin center point; 所述根据引脚中心点坐标计算零件中心点O的坐标,包括:Described calculating the coordinates of the part center point O according to the pin center point coordinates, including: 遍历数列listA中元素,将坐标X值存放在数列listX中,将坐标Y值存放在数列listY中;Traverse the elements in the array listA, store the coordinate X value in the array listX, and store the coordinate Y value in the array listY; 对数列listX中元素排序,查找最大值Xmax和最小值Xmin;Sort the elements in the array listX to find the maximum value Xmax and the minimum value Xmin; 对数列listY中元素排序,查找最大值Ymax和最小值Ymin;Sort the elements in the array listY to find the maximum value Ymax and the minimum value Ymin; 零件中心点O的坐标X值为(Xmax+Xmin)/2,坐标Y值为(Ymax+Ymin)/2;The coordinate X value of the part center point O is (Xmax+Xmin)/2, and the coordinate Y value is (Ymax+Ymin)/2; 获取与引脚相连走线线段两端点坐标,与引脚中心点重叠端点标记为A,另一端点标记为B;Obtain the coordinates of the two ends of the line segment connected to the pin, the overlapping end point with the pin center point is marked as A, and the other end point is marked as B; 比较OA与OB长度,若OA<OB,走线方向符合设计要求;Compare the lengths of OA and OB. If OA<OB, the wiring direction meets the design requirements; 若OA>OB,走线方向不符合设计要求。If OA>OB, the wiring direction does not meet the design requirements. 2.根据权利要求1所述的零件引脚走线方向检查方法,其特征在于,所述获取与引脚相连走线线段两端点坐标,包括:2. The method for checking the wiring direction of a part pin according to claim 1, wherein the acquisition of the coordinates of both ends of the wiring segment connected to the pin comprises: 通过函数axlDBGetConnect获取与引脚相连的cline segment。Obtain the cline segment connected to the pin through the function axlDBGetConnect. 3.根据权利要求1所述的零件引脚走线方向检查方法,其特征在于,对于走线方向不符合设计要求的走线线段,点亮走线线段。3 . The method for checking the wiring direction of component pins according to claim 1 , wherein, for the wiring segment whose wiring direction does not meet the design requirements, the wiring segment is lit. 4 . 4.一种零件引脚走线方向检查装置,其特征在于,包括:4. A device for checking the wiring direction of parts pins, characterized in that it comprises: 引脚坐标获取单元,用于获取零件所有引脚的中心点坐标;The pin coordinate acquisition unit is used to acquire the center point coordinates of all pins of the part; 所述获取零件所有引脚的中心点坐标,包括:The center point coordinates of all pins of the part are obtained, including: 获取零件的DBID并存放在数列symbol中;Get the DBID of the part and store it in the sequence symbol; 遍历数列symbol并将所有引脚的中心点坐标存放在数列listA中;Traverse the sequence symbol and store the center point coordinates of all pins in the sequence listA; 零件坐标计算单元,用于根据引脚中心点坐标计算零件中心点O的坐标;The part coordinate calculation unit is used to calculate the coordinates of the part center point O according to the coordinates of the pin center point; 所述根据引脚中心点坐标计算零件中心点O的坐标,包括:Described calculating the coordinates of the part center point O according to the pin center point coordinates, including: 遍历数列listA中元素,将坐标X值存放在数列listX中,将坐标Y值存放在数列listY中;Traverse the elements in the array listA, store the coordinate X value in the array listX, and store the coordinate Y value in the array listY; 对数列listX中元素排序,查找最大值Xmax和最小值Xmin;Sort the elements in the array listX to find the maximum value Xmax and the minimum value Xmin; 对数列listY中元素排序,查找最大值Ymax和最小值Ymin;Sort the elements in the array listY to find the maximum value Ymax and the minimum value Ymin; 零件中心点O的坐标X值为(Xmax+Xmin)/2,坐标Y值为(Ymax+Ymin)/2;The coordinate X value of the part center point O is (Xmax+Xmin)/2, and the coordinate Y value is (Ymax+Ymin)/2; 走线端点判断单元,用于判断走线线段与引脚中心点连接的端点;The line end point judgment unit is used to judge the end point connecting the line segment and the pin center point; 走线方向判断单元,用于判断走线方向是否符合设计要求。The wiring direction judgment unit is used to judge whether the wiring direction meets the design requirements. 5.一种零件引脚走线方向检查设备,其特征在于,包括:5. A device for checking the wiring direction of parts pins, characterized in that it comprises: 存储器,用于存储计算机程序;memory for storing computer programs; 处理器,用于执行所述计算机程序时实现如权利要求1至3任一项所述零件引脚走线方向检查方法的步骤。The processor is configured to implement the steps of the method for checking the wiring direction of component pins according to any one of claims 1 to 3 when executing the computer program. 6.一种存储介质,其特征在于,所述存储介质上存储有计算机程序,所述计算机程序被处理器执行时实现如权利要求1至3任一项所述零件引脚走线方向检查方法的步骤。6. A storage medium, characterized in that, a computer program is stored on the storage medium, and when the computer program is executed by the processor, a method for checking the wiring direction of a component pin according to any one of claims 1 to 3 is realized A step of.
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