Flow chart

A flow chart, also known as a flowchart, is a type of diagram, made of boxes and arrows. It can be used to show:
The flow chart uses boxes, arrows and other elements: 
Flowchart building blocks.
Common Shapes.
The following table shows some of the most common shapes used in flowcharts. Generally, flowcharts are read from top to bottom and left to right. Reading flowcharts can also be called "flowing".
Software.
There are many different types of software that deal with making flowcharts. Some types of software allow users to design flowcharts that can be used to help them design a program easier. Other applications can also create programs based on the flowchart that the user designed. Some software that deal with making flowcharts include diagrams.net, Google Drawings, LibreOffice Draw, Microsoft Visio, yEd, and Inkscape.