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Chapter 2.3, Problem 2.3.1CP

Explanation of Solution

Statement to get "double" value from user:

If the user want to get "double" value from keyboard, define the object for "Scanner" class is as follows:

Scanner object_name=new Scanner(System.in);

Here,

  • "Scanner" is the class name which is available in "java.util.*" package.
  • "object_name" is the name of the object for "Scanner" class.
  • "new Scanner" allocates memory for the object.
  • "System.in" is to get the value from keyboard.

After assigning "Scanner" object, get the values from user through keyboard.

To get "double" value use:

double variable_name=object_name...

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Chapter 2 Solutions

Introduction to Java Programming and Data Structures, Comprehensive Version (11th Edition)

Chapter 2.9, Problem 2.9.2CP Chapter 2.9, Problem 2.9.3CP Chapter 2.9, Problem 2.9.4CP Chapter 2.9, Problem 2.9.5CP Chapter 2.9, Problem 2.9.6CP Chapter 2.9, Problem 2.9.7CP Chapter 2.9, Problem 2.9.8CP Chapter 2.10, Problem 2.10.1CP Chapter 2.10, Problem 2.10.2CP Chapter 2.10, Problem 2.10.3CP Chapter 2.10, Problem 2.10.4CP Chapter 2.11, Problem 2.11.1CP Chapter 2.12, Problem 2.12.1CP Chapter 2.13, Problem 2.13.1CP Chapter 2.14, Problem 2.14.1CP Chapter 2.14, Problem 2.14.2CP Chapter 2.15, Problem 2.15.1CP Chapter 2.15, Problem 2.15.2CP Chapter 2.15, Problem 2.15.3CP Chapter 2.15, Problem 2.15.4CP Chapter 2.15, Problem 2.15.5CP Chapter 2.15, Problem 2.15.6CP Chapter 2.16, Problem 2.16.1CP Chapter 2.17, Problem 2.17.1CP Chapter 2.18, Problem 2.18.1CP Chapter 2.18, Problem 2.18.2CP Chapter 2.18, Problem 2.18.3CP Chapter 2.18, Problem 2.18.4CP Chapter 2, Problem 2.1PE Chapter 2, Problem 2.2PE Chapter 2, Problem 2.3PE Chapter 2, Problem 2.4PE Chapter 2, Problem 2.5PE Chapter 2, Problem 2.6PE Chapter 2, Problem 2.7PE Chapter 2, Problem 2.8PE Chapter 2, Problem 2.9PE Chapter 2, Problem 2.10PE Chapter 2, Problem 2.11PE Chapter 2, Problem 2.12PE Chapter 2, Problem 2.13PE Chapter 2, Problem 2.14PE Chapter 2, Problem 2.15PE Chapter 2, Problem 2.16PE Chapter 2, Problem 2.17PE Chapter 2, Problem 2.18PE Chapter 2, Problem 2.19PE Chapter 2, Problem 2.20PE Chapter 2, Problem 2.21PE Chapter 2, Problem 2.22PE Chapter 2, Problem 2.23PE

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