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Introduction to flowcharts

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In this video we will understand what flowcharts are and why they are useful.

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Identify basic flowchart symbols and their meanings.

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Create and interpret simple flowcharts for algorithms.

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Flowcharts are powerful tools to show the steps of an algorithm in a simple and clear way.

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They turn long confusing instructions into easy to follow diagrams.

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With flowcharts, we can quickly understand how a process works,

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spot where decisions are made, and even notice possible mistakes.

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They simplify complex ideas, make logic easier to follow, and help us solve problems step by step.

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In flowcharts, each symbol has a meaning.

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Oval's show start or end, rectangles show processes, diamonds represent decisions,

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parallelograms show input or output, and arrows connect the steps.

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Let's create a flowchart from this massive block of text.

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We start then enter a number.

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The first decision asks, is the number greater than zero?

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If yes, we display positive and go to end.

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If no, we check, is the number less than zero.

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If yes, we display negative and end.

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If no, we display zero and end.

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This flowchart makes the process clear and understandable, instead of confusing like a massive text.