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# Chapter 4 Class 11 - Introduction to Problem Solving

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Do you want to learn how to solve problems using computers? Do you want to develop your logical thinking and programming skills? Do you want to explore the fascinating world of algorithms and data structures? If you answered yes to any of these questions, then this chapter is for you! π

In this chapter, you will learn about the basic concepts and techniques of problem solving using computers. You will learn how to:

• Define a problem and its specifications π
• Analyze a problem and identify its inputs, outputs and processing steps π
• Design an algorithm to solve a problem using various methods such as pseudocode, flowcharts and decision tables π
• Implement an algorithm using a programming language such as Python π
• Test and debug your program to ensure its correctness and efficiency π οΈ
• Evaluate your solution and compare it with other possible solutions π―

By the end of this chapter, you will be able to apply your problem solving skills to various domains such as mathematics, science, engineering, games, art and more. You will also be able to appreciate the beauty and elegance of algorithms and data structures, and how they can help you solve complex and challenging problems. π

This chapter is designed for students who have some basic knowledge of computers and programming, but want to improve their problem solving abilities. It is also suitable for anyone who is interested in learning more about computer science and its applications. π

## Long Answer Type Questions (3 Marks each)

What's in it?

Do you want to learn how to solve problems using computers? Do you want to develop your logical thinking and programming skills? Do you want to explore the fascinating world of algorithms and data structures? If you answered yes to any of these questions, then this chapter is for you! π

In this chapter, you will learn about the basic concepts and techniques of problem solving using computers. You will learn how to:

• Define a problem and its specifications π
• Analyze a problem and identify its inputs, outputs and processing steps π
• Design an algorithm to solve a problem using various methods such as pseudocode, flowcharts and decision tables π
• Implement an algorithm using a programming language such as Python π
• Test and debug your program to ensure its correctness and efficiency π οΈ
• Evaluate your solution and compare it with other possible solutions π―

By the end of this chapter, you will be able to apply your problem solving skills to various domains such as mathematics, science, engineering, games, art and more. You will also be able to appreciate the beauty and elegance of algorithms and data structures, and how they can help you solve complex and challenging problems. π

This chapter is designed for students who have some basic knowledge of computers and programming, but want to improve their problem solving abilities. It is also suitable for anyone who is interested in learning more about computer science and its applications. π